JP2017012164A - Freshwater clam young shell processed health food product and production method thereof - Google Patents

Freshwater clam young shell processed health food product and production method thereof Download PDF

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JP2017012164A
JP2017012164A JP2016130260A JP2016130260A JP2017012164A JP 2017012164 A JP2017012164 A JP 2017012164A JP 2016130260 A JP2016130260 A JP 2016130260A JP 2016130260 A JP2016130260 A JP 2016130260A JP 2017012164 A JP2017012164 A JP 2017012164A
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drying
larvae
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shijimi
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JP6808378B2 (en
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芳徳 嶺岸
Yoshinori Minegishi
芳徳 嶺岸
禮男 酒井
Norio Sakai
禮男 酒井
洋彦 水戸
Hirohiko Mito
洋彦 水戸
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Mito Naomi
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    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02ATECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A40/00Adaptation technologies in agriculture, forestry, livestock or agroalimentary production
    • Y02A40/80Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in fisheries management
    • Y02A40/81Aquaculture, e.g. of fish
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02ATECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A40/00Adaptation technologies in agriculture, forestry, livestock or agroalimentary production
    • Y02A40/90Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in food processing or handling, e.g. food conservation

Abstract

PROBLEM TO BE SOLVED: To provide a freshwater clam young shell processed health food product, which uses freshwater clam young shells grown on a land in a short term as raw materials, and in which active ingredients and flavor of the young shells thereof are maintained without deterioration, which is a novel product, and a production method thereof.SOLUTION: A production method of the freshwater clam young shell processed health food product comprises: providing male and female freshwater clams in a water tank disposed on a land; making the freshwater clams spawn and ejaculate; and after fertilization followed by one year or preferably a half year time period after fixation at a lake bed, wholly performing freeze-drying, low-temperature-drying, sunlight-drying, or vacuum-drying for sterilization, and optionally crushing shells grown up to young enough before having a rather long shell, so that effective nutrient components unique to meat of freshwater clam, and multifunctional calcium and good taste components of the shell of the freshwater clam are preserved.SELECTED DRAWING: Figure 1

Description

本発明は、人工飼育されたしじみ稚貝を丸ごと凍結乾燥若しくは低温乾燥または天日乾燥あるいは真空乾燥で殺菌するか、若しくはさらに粉砕して得られるしじみ稚貝加工健康食品およびその製造方法に関する。   The present invention relates to a shijii scallop-processed health food obtained by sterilizing whole artificially bred shimeji mushrooms by freeze drying, low temperature drying, sun drying or vacuum drying, or further pulverizing, and a method for producing the same.

従来から、しじみは、肝臓にとって有効な栄養成分であるオルニチンと呼ばれるアミノ酸を多く含み、更にしじみに沢山含まれている鉄分の吸収を促すビタミンB12などが含まれているなど健康食品とされ、またシジミには旨みとして感じるコハク酸を沢山含んでいるため、しじみ本体以外にも、しじみ加工食品やサプリメントとして販売されている。 Conventionally, clams, rich in amino acids called ornithine is effective nutrients for the liver, is a health food, etc. are included, such as vitamin B 12 to promote absorption of iron contained many more freshwater clam, Shijimi contains a lot of succinic acid that feels umami, so it is sold as a processed food and supplement in addition to the main body.

また、しじみ貝殻の主成分は炭酸カルシウムであり、肝機能改善効果があることが公知の事実となっており、多機能性カルシウムとして健康商品やサプリメントとして販売されている(特許文献1参照)。   Further, the main component of shijimi shell is calcium carbonate, which is known to have a liver function improving effect, and is sold as a health product or supplement as multifunctional calcium (see Patent Document 1).

しじみはいろいろな料理に利用されているが、その他に加工食品として市販されている。加工食品の製造方法としては、成長したしじみエキスを加熱濃縮によりペースト状にする方法、しじみエキスに乳糖やデンプンなどの賦形剤の添加後にスプレードライヤーにより粉末にする方法。しじみの身を乾燥粉末する方法などが知られている。   Shijimi is used in various dishes, but it is also marketed as a processed food. As a method for producing processed foods, a method is used in which a grown squeezed extract is made into a paste by heating and concentrated, and after adding excipients such as lactose and starch to the squeezed extract, it is made into a powder by a spray dryer. A method of dry powder of shijimi is known.

流水により砂抜き及び脱塩された貝殻付きのしじみ貝に加水し、しじみエキスを加熱抽出し、さらに貝殻と身を除去して、抽出されたしじみエキスを濾過し、異物を除去、さらにしじみエキスをドラム乾燥機により粉末化して、各種の有効成分が充分に含有され、風味、色調および乾燥状態がきわめて良好なしじみエキスパウダーを得る方法が提案されている(特許文献2参照)。   Water is added to the shellfish with shells that have been sanded and desalted by running water, and the extract of the scabbard extract is heated and extracted, and the shellfish and the body are removed. Has been proposed to obtain an extract powder containing various active ingredients and having excellent flavor, color tone and dryness (see Patent Document 2).

しじみ抽出乾燥物にウコンやしいたけ、牡蠣肉などの抽出乾燥物と麹を含ませて、腸での吸収効果が高く、有効成分が肝臓に直接作用して、肝機能改善作用が高く、肝機能の強化に有効な肝機能強化性健康食品の製造法が提案されている(特許文献3参照)。   Extracted dried products such as turmeric, shiitake mushrooms, oyster meat and potatoes are included in the dried shijimi extract, which has a high absorption effect in the intestines, and the active ingredient acts directly on the liver, improving liver function and improving liver function. A method for producing a liver function-enhancing health food that is effective in strengthening the liver has been proposed (see Patent Document 3).

シジミを原料として、蒸煮後可食部を取り出し、内臓などに含まれる成分を効率よく抽出するため、可食部のみを粉砕した後、又は粉砕しながら水で加熱抽出し、肝障害を予防する効果を有するしじみ抽出物の製造方法およびその方法で製造された機能性食品が提案されている(特許文献4参照)。   Using shijimi as a raw material, extract the edible part after cooking and extract the components contained in the internal organs, etc., so that the edible part is crushed or extracted with water while crushing to prevent liver damage A method for producing a bleed extract having an effect and a functional food produced by the method have been proposed (see Patent Document 4).

しじみ又はその水抽出物を含水率が70%以下のメタノール又はエタノールで抽出することを特徴とする安定性に優れたしじみ抽出エキスの製造法が提案されている(特許文献5参照)。
このしじみ抽出エキスを含有する飲料は長期にわたり保存しても「おり」が生じることがなく、味、香りも変化せず、極めて安定である。
A method for producing a bleed extract having excellent stability, characterized by extracting a blemis or water extract thereof with methanol or ethanol having a water content of 70% or less has been proposed (see Patent Document 5).
Beverages containing this squeezed extract do not cause “origin” even when stored for a long period of time, and the taste and aroma are not changed, and are extremely stable.

しじみ貝殻を一定の温度で加熱処理により方解石型結晶構造の粉末化し、肝臓機能障害改善のための有効成分としたしじみ貝殻粉末体の製造方法が提案されている(特許文献6参照)。   There has been proposed a method for producing a scallop shell powder as an active ingredient for improving liver dysfunction by pulverizing the scallop shell by heat treatment at a constant temperature (see Patent Document 6).

しかし、しじみの産地となる汽水湖などでは、年々富栄養化に起因するアオコの異常増殖、アオコの産生する毒性物質ミクロキスチンの発生、リン・窒素などの栄養塩類の増加、地球温暖化による水温の上昇、貧酸素化などが進み、自然繁殖・稚貝の発生低下が問題となっており、しじみの安定的収穫が難しくなっている。
従って汽水湖などに生息するしじみ稚貝の採取は、しじみ資源保護の観点から禁止されており、しじみ稚貝を原料とした商品化は現在まで実施されたことはない。
However, in brackish water lakes and other areas where shijimi is produced, abnormal growth of blue sea bream due to eutrophication, generation of toxic substances microkistin produced by blue sea urchin, increase in nutrient salts such as phosphorus and nitrogen, water temperature due to global warming The rise and hypoxia have progressed, and natural breeding and the decline in the occurrence of juvenile shellfish have become problems, making it difficult to stably harvest the vine.
Therefore, the collection of shijimi larvae inhabiting brackish water lakes is prohibited from the viewpoint of protection of shijimi resources, and commercialization using shijimi larvae as a raw material has never been implemented.

そのため、しじみについては、全国的に漁場(主として汽水湖)でのしじみの人工飼育技術の研究開発が盛んになり、人工受精 → 稚貝の育成 → 湖内放流 → 成熟 → 自然繁殖 → 採貝が検討されている。   Therefore, with regard to shijimi, research and development of artificial breeding technology of shijimi in fishing grounds (mainly brackish lakes) has become active nationwide, with artificial fertilization → juvenile rearing → discharge into the lake → maturation → natural breeding → collection of shellfish It is being considered.

二枚貝の人工飼育については、健全な二枚貝類を育成できる環境の調和を主眼とした、循環濾過式飼育施設として、飼育施設は多穴板で区分した飼育エリアと底部の通水路で構成され、通水路に堆積する汚物は循環水流で連続的に濾過槽に誘導されて、飼育施設内は常時、クリーンに保たれ、飼育エリアには濾過装置を通過したクリーンな海水が供給されることなどを特徴とする装置が提案されている(特許文献7参照)。   As for bivalve artificial breeding, as a circulating filtration breeding facility with the focus on the harmony of the environment where healthy bivalves can be bred, the breeding facility is composed of a breeding area divided by multi-hole plates and a bottom waterway. The filth that accumulates in the waterway is continuously guided to the filtration tank by circulating water flow, and the breeding facility is always kept clean, and the breeding area is supplied with clean seawater that has passed through the filtration device. Has been proposed (see Patent Document 7).

しじみは、雌雄異体で、雌は卵を、雄は精子をそれぞれ出水管から放卵、放精し、1個のメスは1回に数十万個の卵を産み、産卵後すぐに水中でオスの出した精子で受精する。卵の大きさは直径約0.1mmと小さく、受精後にD型幼生(ベリンジャー幼生)となり、まだ水中に浮遊しているが、その後には稚貝と成り、底生生活に移行する。
底生移行時には足糸腺から分泌した足糸を底質の砂礫にからめ着底する。通常、1年で殻長約7mm、2年で約15mm程度に成長し、殻長20mm以上になると成長のスピードは緩やかになる。
従って、しじみ稚貝は受精後に湖底定着してから2年以上経過し成貝として出荷されるまでの貝と定義される。
Shijimi is a hermaphrodite, females lay eggs and males lay sperm from water pipes and fertilize, one female lays several hundred thousand eggs at a time, and immediately after laying in water Fertilize with male sperm. The size of the egg is as small as about 0.1 mm in diameter, and after fertilization, it becomes D-type larvae (Bellinger larvae) and is still floating in water, but after that it becomes juveniles and shifts to benthic life.
At the time of transition to benthic, the foot thread secreted from the foot line gland is entangled in the sandy gravel. Usually, it grows to a shell length of about 7 mm in one year and about 15 mm in two years, and when the shell length is 20 mm or more, the growth speed becomes slow.
Therefore, Shijimi juveniles are defined as shellfish that have passed two years or more after fertilization and have been shipped as adult shellfish.

人工飼育(非特許文献1参照)によるしじみの成長試験結果を、年数と殻長の推移の関係を図2のグラフに示し、そして受精後の月数と受精後の殻長の関係を図3のグラフに示す。   Fig. 2 shows the relationship between the number of years and the change in shell length, and the relationship between the number of months after fertilization and the shell length after fertilization is shown in Fig. 3. This is shown in the graph.

このように、しじみの成長には時間がかかり、例えばしじみの最大産地である宍道湖では漁獲サイズ(殻長17mm以上)になるには最低でも2年以上かかると云われており、資源保護の観点からそれ以下のサイズは収穫禁止になっている。通常、生後1年で殻長5mm、生後2年で殻長10mm、生後3年で殻長15mm、生後4年で殻長18mm程度になる(成長は生息環境によりかなり異なる)。そのため、成貝しじみの人工飼育には莫大な労力と長時間が必要であり経営的に難しく、余り普及していないのが現状である。   In this way, it is said that it takes time to grow a shijie. For example, it is said that it takes at least two years to reach a catch size (shell length of 17 mm or more) in Lake Shinji, the largest producing area of shijie. Smaller sizes are prohibited from harvesting. Usually, the shell length is 5 mm in the first year of life, the shell length is 10 mm in the second year of birth, the shell length is 15 mm in the third year of birth, and the shell length is about 18 mm in the fourth year of life (growth varies considerably depending on the habitat environment). For this reason, artificial breeding of adult shimji requires enormous labor and a long time, is difficult in terms of management, and is not widely spread.

特開2015-74652号公報JP 2015-74652 A 特開平11−243923号公報Japanese Patent Laid-Open No. 11-243923 特開2006-238730号公報JP 2006-238730 A 特開2005-261408号公報JP 2005-261408 A 特開平7−203910号公報Japanese Patent Laid-Open No. 7-203910 特開2001-204433号公報JP 2001-204433 A 特開2002−186376号公報JP 2002-186376 A

http://www.pref.shimane.lg.jp/industry/suisan/shinkou/kawa_mizuumi/yutakana/yamato_shijimi.htmlhttp://www.pref.shimane.lg.jp/industry/suisan/shinkou/kawa_mizuumi/yutakana/yamato_shijimi.html

しじみの陸上での人工飼育は給餌経費や維持管理費がかかる上に、湖内に放流した後に漁獲サイズになるまで長時間を要し、成長するまでに魚類や甲殻類、湖飛来生物などに捕食されたり、湖水の水温変化や貧酸素化、またリンや硝酸態窒素などによる水質の悪化などで、しじみの生育環境が悪化して回収率が低下するとことが予想され経営的に難しく、あまり普及していないのが現状である。   Shijimi's artificial breeding on land requires feeding and maintenance costs, and it takes a long time to reach the catch size after being released into the lake, and fish, crustaceans, lake flying creatures, etc. before growing Due to predation, changes in lake water temperature, hypoxia, deterioration of water quality due to phosphorus and nitrate nitrogen, etc. The current situation is not widespread.

そこで、本発明の目的は、このような問題を解決するために、しじみを陸上で人工飼育した稚貝の全てを湖内に放流しないで、稚貝の状態によって稚貝自体を有効に活用して今までにない新商品を開発することである。   Therefore, the object of the present invention is to effectively utilize the larvae themselves according to the state of the larvae without releasing all the larvae artificially raised on the land to the lake in order to solve such problems. It is to develop new products that have never existed before.

すなわち、稚貝をまるごと加工することにより、しじみの身が有する有効栄養成分(各種アミノ酸、有機酸、各種ミネラル、各種ビタミン類など)と、しじみの貝殻の多機能性カルシュウム分の機能を共に備えたしじみ稚貝加工健康食品の開発である。場合によってはしじみ稚貝加工健康食品に、焼成し吸収性を高めたしじみの貝殻粉末をさらに添加することもできる。   In other words, by processing whole juveniles, it has both the effective nutritional components (various amino acids, organic acids, minerals, various vitamins, etc.) of Shijimi and the multifunctional calcium content of Shijimi shells. It is the development of Tashijimi larvae processed health food. In some cases, shijimi shell powder that has been baked to increase absorbability can be further added to the shijimi scallop processed health food.

また、稚貝を加工する際、しじみの有する栄養成分とコハク酸などの旨味成分や風味成分を損なわない製法で製造して、それを用いてしじみ稚貝加工健康食品を製造する方法の開発である。   In addition, when processing juvenile shellfish, it is manufactured by a method that does not impair umami and flavor components such as succinic acid and succinic acid, and develops a method for producing shijimi larvae processed health foods using it. is there.

そのためには、しじみエキスの加熱抽出、抽出液の加熱による濃縮などの工程などにより、エキス成分が変化する恐れある方法を避けることが必要となり、また補助剤や添加剤を加えないで、できるだけ単純な製造工程を使用して、しじみ稚貝加工健康食品を製造する必要がある。
また、そのためには、陸上における人工飼育稚貝の効率のよい飼育法や供給方法の提供が必要となる。
For that purpose, it is necessary to avoid methods that may change the extract components by processes such as heat extraction of blemishes extract and concentration by heating the extract, and it is as simple as possible without adding auxiliary agents and additives. It is necessary to manufacture shijimi larvae processed health food using a simple manufacturing process.
For this purpose, it is necessary to provide an efficient breeding method and supply method for artificially raised juvenile shellfish on land.

前記問題を解決するために、発明者らは鋭意研究した結果、陸上で受精後から1年未満、好ましくは半年以内、人工飼育したしじみの稚貝を、そのまま水洗した後に凍結乾燥または天日乾燥、もしくは低温での加熱乾燥あるいは真空乾燥を行って殺菌したり、さらにそれを微粉砕機で微粉末することにより、身と殻の栄養成分、旨味成分などを共に有するしじみ稚貝加工健康食品を製造できることを見出し、それにより、稚貝回収の歩留りを上げることができ、しじみの人工飼育の時間の短縮、効率のアップ、安定的生産の向上ができることを見出し、本発明を成すに至った。   In order to solve the above-mentioned problem, the inventors have conducted intensive research. As a result, the artificially reared larvae that have been artificially cultivated for less than one year, preferably within half a year after fertilization on land, are washed with water and then freeze-dried or sun-dried. Or sterilize by heat drying or vacuum drying at low temperature, and further pulverize it with a fine pulverizer, so that the processed healthy foods that contain both the nutritional components of the body and shells, umami components, etc. It has been found that it can be produced, thereby increasing the yield of juvenile recovery, and it has been found that the artificial breeding time can be shortened, the efficiency can be improved, and the stable production can be improved.

前記課題を解決するための本発明の請求項1は、短期間に人工飼育したしじみ稚貝を丸ごと凍結乾燥若しくは低温乾燥または天日乾燥あるいは真空乾燥で殺菌することにより得られる稚貝の有効成分と風味が損なわれず維持されていることを特徴とするしじみ稚貝加工健康食品である。   Claim 1 of the present invention for solving the above-mentioned problems is an active ingredient of juvenile shellfish obtained by sterilizing whole shijimi shellfish artificially bred in a short period of time by freeze-drying, low-temperature drying, sun-drying or vacuum drying It is a processed healthy scallop processed health food characterized in that the flavor is maintained intact.

本発明の請求項2は、短期間に人工飼育したしじみ稚貝を丸ごと凍結乾燥若しくは低温乾燥または天日乾燥あるいは真空乾燥で殺菌した後、粉砕することにより得られる稚貝の有効成分と風味が損なわれず維持されていることを特徴とするしじみ稚貝加工健康食品である。   According to claim 2 of the present invention, the active ingredients and flavors of juvenile shellfish obtained by sterilizing whole shijimi larvae artificially bred in a short period of time by freeze drying, low temperature drying, sun drying or vacuum drying and then pulverizing It is a shiiju larvae processed health food characterized by being maintained intact.

本発明の請求項3は、人工飼育用親貝を選定し、予め産卵させる1カ月前まで冷蔵庫で低温冬眠状態で保存しておき、受精させる前に飼育水を産卵に適した条件に設定し産卵させることにより、必要な時に何時でも稚貝を供給することができることを特徴とするしじみ稚貝供給方法である。   Claim 3 of the present invention selects a parent shell for artificial breeding, stores it in a refrigerator in a low-temperature hibernation state until one month before laying eggs, and sets the breeding water to conditions suitable for egg laying before fertilization. By laying eggs, it is possible to supply scallops at any time when necessary, and this is a method for supplying stubborn scallops.

本発明の請求項4は、請求項1あるいは請求項2記載のしじみ稚貝加工健康食品に、しじみ貝殻焼成粉末や乾燥時に発生する煮汁を添加して、さらにしじみの栄養分、旨味成分を付与したことを特徴とするしじみ稚貝加工健康食品である。   Claim 4 of the present invention adds shiitake shellfish calcined powder and boiled broth generated during drying to the shiiju larvae processed health food according to claim 1 or claim 2 and further imparts shiitake nutrients and umami ingredients. Shijimi larvae processed health food characterized by that.

本発明の請求項5は、請求項1あるいは請求項2記載のしじみ稚貝加工健康食品を他の各種食品に添加してしじみの栄養分、旨味成分を付与したことを特徴とするしじみ稚貝加工健康食品である。   Claim 5 of the present invention is characterized in that the processed healthy scallop processed health food according to claim 1 or claim 2 is added to other various foods to impart a savory nutrient and umami component. It is a health food.

本発明の請求項6は、人工飼育されたしじみの稚貝を丸ごと凍結乾燥若しくは低温乾燥または天日乾燥あるいは真空乾燥して殺菌し、若しくはさらに粉砕して製造することにより、稚貝の有効成分と風味を損なわずに製造することを特徴とするしじみ稚貝加工健康食品の製造方法である。   Claim 6 of the present invention is an active ingredient of juvenile shellfish produced by freeze-drying, cooling-drying, sun-drying or vacuum-drying, sterilizing or further pulverizing artificially reared juvenile larvae It is the manufacturing method of the shijimi juvenile processed health food characterized by manufacturing without impairing the flavor.

本発明の請求項7は、請求項6記載のしじみ稚貝加工健康食品の製造方法において、人工飼育されたしじみの稚貝であって、受精後に底着した稚貝で殻長(殻の横幅)が0.1mmから、1年未満で殻長(殻の横幅)が10mm以下の稚貝を用いて稚貝加工食品を製造することを特徴とするものである。   Claim 7 of the present invention is the method for producing a processed healthy scallop shellfish health food according to claim 6, wherein the scallop larvae are artificially bred and are shell-shaped (shell width) ) Is from 0.1 mm to less than one year, and the shell length (width of the shell) is 10 mm or less.

本発明の請求項8は、人工飼育されたしじみの稚貝を殻長(殻の横幅)により分別し、所定の殻長を超える稚貝を放流用として使用し、所定の殻長範囲の稚貝を、しじみ稚貝加工健康食品に使用することを特徴とする分別飼育システムである。   Claim 8 of the present invention separates artificially bred juvenile shellfish by shell length (width of shell), uses juvenile shells exceeding a prescribed shell length for discharge, and produces a juvenile within a prescribed shell length range. This is a separate breeding system characterized in that shellfish are used as a processed scallop processed health food.

本発明の請求項1は、短期間に人工飼育したしじみ稚貝を丸ごと凍結乾燥若しくは低温乾燥または天日乾燥あるいは真空乾燥で殺菌することにより得られる稚貝の有効成分と風味が損なわれず維持されていることを特徴とするしじみ稚貝加工健康食品であり、
陸上で受精後、半年から1年まで人工飼育したしじみの稚貝を、そのまま水洗した後に凍結乾燥または天日乾燥あるいは真空乾燥、もしくは低温での加熱乾燥を行って殺菌することにより、身と殻の栄養成分、旨味成分を共に有する今までにない新しいしじみ稚貝加工健康食品を製造でき、それにより、稚貝回収の歩留りを上げることができ、しじみの人工飼育の時間の短縮、効率のアップ、安定的生産の向上ができるという顕著な効果を奏する。
Claim 1 of the present invention maintains the active ingredients and flavor of juveniles obtained by sterilizing whole shijimi larvae artificially bred in a short period of time by freeze-drying, low-temperature drying, sun-drying or vacuum drying without damaging them. Shijimi larvae processed health food, characterized by
After fertilization on land, artificially bred larvae that have been artificially raised from half a year to one year are washed with water and then sterilized by freeze drying, sun drying, vacuum drying, or heat drying at low temperatures to sterilize the body and shell. Can produce new processed shijimi larvae health foods that have both the nutritional components and umami components of the oysters, thereby improving the yield of larval shell recovery, shortening the time for artificial breeding of shijimi and improving efficiency There is a remarkable effect that stable production can be improved.

本発明の請求項2は、短期間に人工飼育したしじみ稚貝を丸ごと凍結乾燥若しくは低温乾燥または天日乾燥あるいは真空乾燥で殺菌した後、粉砕することにより得られる稚貝の有効成分と風味が損なわれず維持されていることを特徴とするしじみ稚貝加工健康食品であり、
本発明の請求項1記載のしじみ稚貝加工健康食品と同じ効果を奏する上、粉砕したので粉末しじみ稚貝加工健康食品としての商品の用途に適しているという顕著な効果を奏する。
According to claim 2 of the present invention, the active ingredients and flavors of juvenile shellfish obtained by sterilizing whole shijimi larvae artificially bred in a short period of time by freeze drying, low temperature drying, sun drying or vacuum drying and then pulverizing Shijimi scallop processed health food characterized by being maintained intact,
In addition to having the same effect as the processed healthy food for juicy larvae according to claim 1 of the present invention, since it is pulverized, it has the remarkable effect that it is suitable for use as a product as a processed healthy food for powdered larvae.

本発明の請求項3は、人工飼育用親貝を選定し、予め産卵させる1カ月前まで冷蔵庫で低温冬眠状態で保存しておき、受精させる前に飼育水を産卵に適した条件に設定し産卵させることにより、必要な時に何時でも稚貝を供給することができることを特徴とするしじみ稚貝供給方法であり、
具体的には人工飼育用親貝は殻長10mmを超える成貝を選び、予め産卵させる1カ月前まで冷蔵庫で、低温(具体的には、例えば2〜5℃)で冬眠状態で保存しておき、受精させる前に飼育水を産卵に適した条件である25〜28℃まで徐々に温め、産卵誘発させるために塩分濃度5〜10psu(Practical Salinity Unitの略で、実用塩分単位である。日本大百科全書参照)に設定し産卵させ、親貝を収容した後、収容密度を約4万個/L以下で飼育することにより、必要な時に何時でも稚貝を供給することができるという顕著な効果を奏する。
前記温度が2℃未満だと細胞が凍結して体積膨張するために親貝が死んでしまう恐れがあり、5℃を超えると親貝が冬眠できず、活動し続けるので餌が無くなって死んでしまう恐れがある。
Claim 3 of the present invention selects a parent shell for artificial breeding, stores it in a refrigerator in a low-temperature hibernation state until one month before laying eggs, and sets the breeding water to conditions suitable for egg laying before fertilization. By laying eggs, it is possible to supply larvae at any time when necessary,
Specifically, for parenting shells for artificial breeding, select adult shells with a shell length of more than 10 mm, and store them in the refrigerator at a low temperature (specifically, for example, 2 to 5 ° C.) in a refrigerator until one month before spawning. Before fertilization, the breeding water is gradually warmed to 25-28 ° C., which is a suitable condition for egg laying, and a salinity of 5-10 psu (Practical Salinity Unit is an abbreviation for Practical Salinity Unit). It is prominent that young shellfish can be supplied at any time when necessary by breeding and laying eggs in the large encyclopedia), housing the parental shells, and rearing at a storage density of about 40,000 / L or less. There is an effect.
If the temperature is lower than 2 ° C, the cells may freeze and expand in volume, and the parent shellfish may die. If the temperature is higher than 5 ° C, the parental shellfish cannot hibernate and continue to be active, so there will be no food and it will die. There is a risk.

本発明の請求項4は、請求項1あるいは請求項2記載のしじみ稚貝加工健康食品に、しじみ貝殻焼成粉末や乾燥時に発生する煮汁を添加して、さらにしじみの栄養分、旨味成分を付与したことを特徴とするしじみ稚貝加工健康食品であり、
しじみ貝殻焼成粉末や乾燥時に発生する煮汁を添加して、さらにしじみの栄養分、旨味成分を付与したのでさらに新しい商品を提供できるという顕著な効果を奏する。
例えば、凍結乾燥において昇華現象を利用して乾燥を行うが、生じた水分は真空排気工程でコールドトラップに氷として集められ、融氷工程で融氷されます。この水は栄養分、旨味成分を含むので濃縮して煮汁として有効利用することができます。
Claim 4 of the present invention adds shiitake shellfish calcined powder and boiled broth generated during drying to the shiiju larvae processed health food according to claim 1 or claim 2 and further imparts shiitake nutrients and umami ingredients. Shijimi shellfish processed health food characterized by
Addition of shijimi shell baked powder and boiled juice generated at the time of drying and the addition of shijimi nourishment and umami components provides a remarkable effect that new products can be provided.
For example, when drying is performed using the sublimation phenomenon in freeze-drying, the generated water is collected as ice in a cold trap in the vacuum exhaust process and melted in the ice melting process. This water contains nutrients and umami ingredients, so it can be concentrated and used effectively as a broth.

本発明の請求項5は、請求項1あるいは請求項2記載のしじみ稚貝加工健康食品を他の各種食品に添加してしじみの栄養分、旨味成分を付与したことを特徴とするしじみ稚貝加工健康食品であり、
しじみ稚貝加工健康食品を、例えば、ふりかけ、麺類の具材、和菓子、パイ、スープ、味噌汁などを含む他の多くの各種食品に添加してしじみの栄養分、旨味成分を付与したさらに新しい商品を提供できるという顕著な効果を奏する。
Claim 5 of the present invention is characterized in that the processed healthy scallop processed health food according to claim 1 or claim 2 is added to other various foods to impart a savory nutrient and umami component. Health food,
Shijimi juvenile processed health food is added to many other foods including sprinkles, noodle ingredients, Japanese confectionery, pie, soup, miso soup, etc. to add new products with added nutrients and umami ingredients. There is a remarkable effect that it can be provided.

本発明の請求項6は、人工飼育されたしじみの稚貝を丸ごと凍結乾燥若しくは低温乾燥または天日乾燥あるいは真空乾燥して殺菌し、若しくはさらに粉砕して製造することにより、稚貝の有効成分と風味を損なわずに製造することを特徴とするしじみ稚貝加工健康食品の製造方法であり、
陸上で受精後半年から1年まで、好ましくは半年まで人工飼育したしじみの稚貝を、そのまま水洗した後に凍結乾燥または天日乾燥あるいは真空乾燥、もしくは低温での加熱乾燥を行い、若しくはそれを微粉砕機で微粉末することにより、身と殻の栄養成分、旨味成分を共に有する今までにない新しいしじみ稚貝加工健康食品を製造でき、それにより、稚貝回収の歩留りを上げることができ、しじみの人工飼育の時間の短縮、効率のアップ、安定的生産の向上ができるという顕著な効果を奏する。
Claim 6 of the present invention is an active ingredient of juvenile shellfish produced by freeze-drying, cooling-drying, sun-drying or vacuum-drying, sterilizing or further pulverizing artificially reared juvenile larvae It is a manufacturing method of shijimi larvae processed health food characterized by manufacturing without impairing and flavor,
Shiki larvae artificially raised on land from the second half of fertilization to 1 year, preferably half a year, are washed with water and then freeze-dried, sun-dried or vacuum-dried, or heat-dried at low temperature, or finely dried. By pulverizing with a pulverizer, it is possible to produce an unprecedented new processed sea cucumber processed health food that has both body and shell nutritional components and umami components, thereby increasing the yield of juvenile recovery. There is a remarkable effect that the artificial breeding of shijimi can be shortened, efficiency can be improved, and stable production can be improved.

本発明の請求項7は、請求項6記載のしじみ稚貝加工健康食品の製造方法において、人工飼育されたしじみの稚貝であって、受精後に底着した稚貝で殻長(殻の横幅)が0.1mmから、1年未満で殻長(殻の横幅)が10mm以下の稚貝を用いて稚貝加工健康食品を製造することを特徴とするものであり、
稚貝回収の歩留りを上げることができ、しじみの人工飼育の時間の短縮、効率のアップ、安定的生産の向上ができるという顕著な効果を奏する。
殻長(殻の横幅)が0.1mmから、1年未満で殻長(殻の横幅)が10mm以下の稚貝、好ましくは0.1mm〜3mmまでの稚貝を用いるが、殻長(殻の横幅)が0.1mm未満では、しじみ稚貝とは言えず独特の身と殻の栄養成分および旨味成分が不足する恐れがあり、10mmを超えると市販品と変わらなくなり、人工養殖のエサ代や維持管理費が嵩み採算が取れなくなる。
Claim 7 of the present invention is the method for producing a processed healthy scallop shellfish health food according to claim 6, wherein the scallop larvae are artificially bred and are shell-shaped (shell width) ) Is produced from juvenile shellfish processed health foods using juveniles from 0.1 mm to less than one year and shell length (shell width) of 10 mm or less,
The yield of juvenile shellfish collection can be increased, and the remarkable effects of shortening the artificial breeding time, increasing the efficiency, and improving the stable production can be achieved.
Use shellfish with a shell length (shell width) of 0.1 mm to less than one year and a shell length (shell width) of 10 mm or less, preferably with a shell length of 0.1 mm to 3 mm. If the width is less than 0.1 mm, it cannot be said to be a juicy larvae, and there is a risk of lacking the nutritional and umami components of the unique body and shell. And maintenance costs increase, making it unprofitable.

本発明の請求項8は、人工飼育されたしじみの稚貝を殻長(殻の横幅)により分別し、所定の殻長を超える稚貝を放流用として使用し、所定の殻長範囲の稚貝を、しじみ稚貝加工健康食品に使用することを特徴とする分別飼育システムであり、
人工飼育されたしじみの稚貝を殻長(殻の横幅)により分別し、所定の殻長を超える稚貝を放流用として使用し、所定の殻長範囲の稚貝を、しじみ稚貝加工健康食品に使用することにより、有効に使用することができるので、稚貝回収の歩留りを上げるとともに、しじみの人工飼育の時間の短縮、効率のさらなるアップ、安定的生産のさらなる向上ができるという今までにない新しいシステムを提供できるという顕著な効果を奏する。
Claim 8 of the present invention separates artificially bred juvenile shellfish by shell length (width of shell), uses juvenile shells exceeding a prescribed shell length for discharge, and produces a juvenile within a prescribed shell length range. It is a separate breeding system characterized by using shellfish as a processed food for shijimi larvae,
Artificial bred larvae are sorted by shell length (shell width), and larvae exceeding the specified shell length are used for discharge. Since it can be used effectively by using it in foods, it can improve the yield of juvenile recovery, shorten the time for artificial breeding, further increase efficiency, and further improve stable production. There is a remarkable effect that a new system that is not present can be provided.

図1は、しじみの稚貝を用いてしじみ稚貝加工健康食品を製造する1例を説明するフローシートである。FIG. 1 is a flow sheet for explaining an example of manufacturing shijimi scallop processed health food using shijimi scallops. 図2は、人工飼育によるしじみの成長試験における年数と殻長の推移の関係を示すグラフである。FIG. 2 is a graph showing the relationship between the number of years and the transition of the shell length in an artificial breeding test. 図3は、人工飼育によるしじみの成長試験における受精後の月数と受精後の殻長の関係を示すグラフである。FIG. 3 is a graph showing the relationship between the number of months after fertilization and the shell length after fertilization in an artificial breeding test.

以下、図面を用いて本発明を詳細に説明する。
図1は、しじみの稚貝を用いてしじみ稚貝加工健康食品を製造する方法の1例を説明する説明図である。
陸上に設けた産卵用水槽に雌雄の成貝しじみを入れ、塩分濃度・酸素濃度・水質・水温・食餌などの管理を行い、放卵、放精させる(1個のメスは1回に数十万個の卵を産み、産卵後すぐに水中でオスの出した精子で受精する)。
受精後、半年から1年まで飼育し、殻長が0.1mmから10mm以下のサイズと、それを超えるサイズにサイズ分別(図中の1)し、サイズの大きなものは湖内に放流、成熟、自然繁殖させて採貝する用途に使用し、その他は製造工場において水洗、凍結乾燥若しくは低温加熱乾燥後、そのまま安全性、機能性などを検査(品質検査)して製品とするかまたは天日乾燥して出荷するか、ジェットミルなどで微粉末化して、同様に検査して製品として出荷する。
Hereinafter, the present invention will be described in detail with reference to the drawings.
FIG. 1 is an explanatory diagram for explaining an example of a method for producing a shijimi larvae processed health food using shijimi nymphs.
Male and female adult clams are placed in the laying aquarium on land, and the salinity, oxygen concentration, water quality, water temperature, food, etc. are controlled, and the eggs are spawned and fertilized. Lay 10,000 eggs and fertilize immediately after laying with male sperm in water).
After fertilization, the animals are raised from half a year to one year, and the shell length is 0.1 mm to 10 mm or less, and the size is exceeded (1 in the figure). Larger ones are released into the lake and matured. Used for natural breeding and shelling, others are washed, freeze-dried or dried at low temperature at manufacturing plants, and then inspected for safety, functionality, etc. (quality inspection) as products or sun Either dry and ship, or finely pulverize with a jet mill, etc., inspect in the same way and ship as a product.

しじみを陸上で人工飼育する稚貝でも、受精後D型幼生(ベリンジャー幼生)から稚貝となり、貝殻が大きく成長しない10mm以下で、好ましくは受精後半年以内の2〜3mmまでの稚貝を回収し、凍結乾燥または低温加熱乾燥または天日乾燥あるいは真空乾燥などにより乾燥して殺菌し、若しくはさらに粉砕して製造することにより、稚貝の有効成分と風味を損なわずに製造することが好ましい。
凍結乾燥または低温加熱乾燥または天日乾燥あるいは真空乾燥などの前および/または後に稚貝の有効成分と風味を損なわない温度範囲で加熱しても差し支えない。
Even for juveniles that artificially breed shijimi on land, they recover from D-type larvae (Behringer larvae) after fertilization, and larvae of 10 mm or less, preferably 2 to 3 mm within the second half of fertilization, where the shell does not grow greatly. In addition, it is preferable that the active ingredient and flavor of juvenile shellfish be produced without losing the active ingredient and flavor by freeze-drying, low-temperature heat drying, sun-drying, vacuum drying or the like.
It may be heated in a temperature range that does not impair the active ingredient and flavor of the larvae before and / or after freeze drying, low temperature heating drying, sun drying or vacuum drying.

本発明で使用する凍結乾燥、低温加熱乾燥、天日乾燥、真空乾燥とは、次に記載するように、通常、食品業界で使用されている乾燥方法である。
凍結乾燥:真空凍結乾燥(フリーズドライ)は、水分を含んだ食品や食品原料をマイナス30℃程度で急速に凍結し、さらに減圧して真空状態で水分を昇華させて乾燥させる方法である。
メリット
・乾燥による収縮や亀裂などの形態の変化が少ない
・ビタミンなどの栄養成分や風味の変化が少ない
・多孔質で水や熱湯が浸入しやすいので復元性・溶解性が良い
・低水分であるため軽く、輸送性が高い
・酵素や微生物の作用が抑制され、長期保存ができる
デメリット
・食材によっては食感や色などテクスチャーが変化する
・他の乾燥食品技術に比べ設備投資やエネルギーコストが大きい
低温加熱乾燥:人工的に熱風を与えることにより魚介類の水分含有量を減らす方法で、魚介類の風味を出来るだけ壊さず乾燥する方法である。
天日乾燥:魚介類を適度な湿度や温度など(海風など)で乾燥し水分含有量を減らすと共に表面に膜を作ることにより、保存性が高まり、独特の食感とそれに伴う食味が形成される。
真空乾燥:乾燥物の周囲気圧を真空ポンプにより下げて常温で水分を気化させる方法
Freeze drying, low-temperature heat drying, sun drying, and vacuum drying used in the present invention are drying methods usually used in the food industry as described below.
Freeze-drying: Freeze-drying (freeze-drying) is a method in which a food or food material containing moisture is rapidly frozen at about minus 30 ° C., and further dried under reduced pressure to sublimate moisture.
Merits ・ Small changes in shape such as shrinkage and cracking due to drying ・ Negative changes in vitamins and other nutritional components and flavors ・ Porous and easy to infiltrate water and hot water, so it has good restorability and solubility ・ Low moisture Therefore, it is light and has high transportability. ・ Demerits that can be preserved for a long period of time due to inhibition of enzymes and microorganisms. ・ Textures and colors change depending on the ingredients. ・ Capital investment and energy costs are higher than other dry food technologies. Low-temperature heat drying: A method of reducing the moisture content of seafood by artificially giving hot air, and drying without damaging the flavor of seafood as much as possible.
Sun-dried: Fish and shellfish are dried at moderate humidity and temperature (sea breeze, etc.) to reduce the water content and create a film on the surface, so that the preservation is enhanced and a unique texture and accompanying taste are formed. The
Vacuum drying: A method of evaporating moisture at room temperature by lowering the ambient pressure of the dried product with a vacuum pump

具体的には人工飼育用親貝としては、殻長10mmを超えるものを選び、予め産卵させる1カ月前まで冷蔵庫で低温(具体的には、例えば2〜5℃)冬眠状態で保存しておき、受精させる前に飼育水を産卵に適した条件である25〜28℃まで徐々に温め、産卵誘発させるために親貝の生息している湖水の塩分濃度(例えば2.5〜3.5psu)より高く5〜10psuに設定し産卵させ、親貝を収容した後、収容密度を約4万個/L以下で飼育することにより、必要な時に何時でも稚貝を供給することができる。   Specifically, as a parent shell for artificial breeding, a shell having a shell length exceeding 10 mm is selected and stored in a refrigerator (specifically, for example, 2 to 5 ° C.) in a hibernating state until one month before laying eggs. Before fertilization, the breeding water is gradually warmed to 25 to 28 ° C., which is a suitable condition for egg laying, and the salinity of the lake water inhabited by the parental shells to induce egg laying (eg 2.5 to 3.5 psu) After setting the eggs to 5-10 psu higher and laying eggs and housing the parent shellfish, rearing the shellfish at a storage density of about 40,000 pieces / L or less makes it possible to supply young shellfish whenever necessary.

稚貝を加工する際、しじみの身が有する有効栄養成分(各種アミノ酸、有機酸、各種ミネラル、各種ビタミン類など)に、市販のしじみの貝殻の吸収性の高い多機能性カルシウム分を加えて、両方の機能をさらに活かしたしじみ稚貝加工健康食品としても良い。   When processing juvenile shellfish, add the highly functional multifunctional calcium content of commercially available shijimi shells to the effective nutritional ingredients of shijimi (various amino acids, organic acids, various minerals, various vitamins, etc.) It can also be used as a shijimi scallop processed health food that further utilizes both functions.

稚貝しじみの有する栄養成分とコハク酸などの旨味成分を壊さない製造方法で、しじみ稚貝加工健康食品の製造を行う。   Manufactures shijimi larvae processed health foods with a manufacturing method that does not break the nutritional ingredients of scallop shijimi and savory ingredients such as succinic acid.

そのためには、しじみエキスの加熱抽出、抽出液の加熱による濃縮などの工程などによる、エキス成分の変化の恐れを避けた、また補助剤や添加剤を加えないで、できるだけ単純な製造工程での食品の製造を行うのが好ましい。   To that end, avoiding the risk of changes in the extract components due to processes such as heat extraction of shijimi extract, concentration by heating of the extract, etc. It is preferable to produce food.

陸上で受精後から1年以内であり、好ましくは半年人工飼育したしじみの殻長(殻の横幅)0.1〜3mmの稚貝を、1昼夜砂吐きさせた後、そのまま水洗し凍結乾燥または天日乾燥あるいは真空乾燥、もしくは低温での加熱乾燥などにより殺菌処理し、そのまま乾燥食品とすることにより、若しくはさらに乾燥品を微粉砕機で微粉砕した粉末とすることにより、身と殻の栄養成分を共に有する食品を製造することができ、しじみの人工飼育時間の短縮や稚貝回収歩留り向上を上げ、安定したしじみ食品の商品化を行うことが出来る。
受精後1年を超え、殻長が10mmを超えて、貝殻が著しく成長すると、まるごとしじみ加工食品に加工する際、貝殻が開かずに密封状態となるため貝殻内部に存在する水分を十分に除去できず、真空乾燥や凍結乾燥または天日乾燥工程で殺菌処理が十分に行えない問題が生じる。
Within one year after fertilization on land, preferably larvae with a shell length (shell width) of 0.1 to 3 mm artificially raised for half a year are sprinkled with sand for one day and then washed with water and freeze-dried or Nutrition of the body and shells by sterilization by sun drying, vacuum drying, heat drying at low temperature, etc., and making it as a dry food as it is, or by further pulverizing the dried product with a pulverizer A food having both ingredients can be produced, and the time for artificial breeding of shijimi can be shortened and the yield of juveniles recovered can be improved, and the product of stable shijitsu can be commercialized.
When the shell length exceeds 10 mm after fertilization and the shell length has grown significantly, when the whole shell is processed into a squeezed processed food, the shell does not open and is in a sealed state, so the water present in the shell is sufficiently removed. However, there is a problem that the sterilization treatment cannot be sufficiently performed in the vacuum drying, freeze drying, or sun drying processes.

本発明においては、短期間に人工飼育したしじみ稚貝を丸ごと凍結乾燥若しくは低温乾燥または天日乾燥あるいは真空乾燥で殺菌することにより得られる食品、短期間に人工飼育したしじみ稚貝を丸ごと凍結乾燥若しくは低温乾燥または天日乾燥あるいは真空乾燥などで殺菌した後、粉砕することにより得られる食品、これらの食品に、市販のしじみ貝殻焼成粉末や乾燥時に発生する煮汁を添加して、さらにしじみの栄養分、旨味成分を付与した食品、これらの食品を他の各種食品に添加してしじみの栄養分、旨味成分を付与した食品などは、全て健康食品であるので、すべて含めてしじみ稚貝加工健康食品と称する。   In the present invention, whole shiji larvae artificially bred in a short period of time are sterilized by freeze-drying, low-temperature drying, sun-drying or vacuum drying, whole dairy larvae artificially bred in a short period of time are freeze-dried Or food obtained by sterilization after low temperature drying, sun drying or vacuum drying, etc., to these foods, commercially available shiitake shellfish calcined powder or boiling juice generated during drying is added, and further nutrients Foods with umami ingredients added, these foods are added to various other foods, and the nutrients that are squeezed and foods with umami ingredients are all healthy foods. Called.

なお、上記実施形態の説明は、本発明を説明するためのものであって、特許請求の範囲に記載の発明を限定し、或は範囲を減縮するものではない。又、本発明の各部構成は上記実施形態に限らず、特許請求の範囲に記載の技術的範囲内で種々の変形が可能である。   The description of the above embodiment is for explaining the present invention, and does not limit the invention described in the claims or reduce the scope. Moreover, each part structure of this invention is not restricted to the said embodiment, A various deformation | transformation is possible within the technical scope as described in a claim.

次に実施例および比較例により本発明を詳しく説明するが、本発明の主旨を逸脱しない限りこれらの実施例に限定されるものではない。   EXAMPLES Next, although an Example and a comparative example demonstrate this invention in detail, unless it deviates from the main point of this invention, it is not limited to these Examples.

(実施例1)
塩分濃度2.5〜3.5psuで水温約22〜23℃の環境で育った殻長10〜20mmの宍道湖産しじみ親貝を漁協より譲り受け、一旦産卵させる1ケ月前まで冷蔵庫で、低温(3℃)に設定し冬眠状態で保存しておいた人工飼育用親貝を、受精させる前に飼育水槽中のしじみが生息している湖水を産卵に適した条件である25〜28℃まで徐々に温め、産卵誘発させるために塩分濃度5psuに設定し産卵させ、親貝を収容した後、収容密度を約4万個/L以下で餌飼育した。
飼育1ヶ月後に成長した稚貝(殻長0.4〜0.6mm)を1昼夜真水中で砂吐きさせた後、真空乾燥(温度70℃、真空度12hpa、48時間)させ、貝殻付まるごとしじみ乾燥品である本発明のしじみ稚貝加工健康食品を得た。
Example 1
Take a 10-20mm shell-length sardine shellfish grown in an environment with a salinity of 2.5-3.5 psu and a water temperature of about 22-23 ° C from the fishery cooperative. 3 ° C) and gradually preserved at 25-28 ° C, which is a suitable condition for egg laying in the lake in which breeds in the breeding tank live before fertilization In order to induce spawning, the eggs were spawned at a salt concentration of 5 psu, housed with the parent shellfish, and then fed and raised at a housing density of about 40,000 / L or less.
A young shellfish (shell length 0.4 to 0.6 mm) grown one month after breeding is sprinkled in fresh water for one day and night, then vacuum dried (temperature 70 ° C., vacuum 12 hpa, 48 hours), and the shell is attached. A shijimi scallop processed health food of the present invention which is a dried shijimi product was obtained.

(比較例1)
比較例として成貝として市販されているシジミ貝を殺菌のため殻付のまま凍結乾燥(−20℃)させ比較のためのしじみ加工食品を得た。
(Comparative Example 1)
As a comparative example, a rainbow trout commercially available as an adult shellfish was freeze-dried (−20 ° C.) with a shell for sterilization to obtain a processed processed food for comparison.

得られた実施例1および比較例1のしじみ試作品の成分分析を下記分析方法で行うとともに、下記方法で雑菌の培養試験を行って、下記の殺菌処理効果の評価基準に従って評価し、さらに雑菌の培養試験後、10人のパネルメンバーにより、殺菌処理効果について目視試験および官能試験を行い、下記の目視・官能試験の評価基準に従って評価し、両者を比較した。   The component analysis of the resulting crease prototypes of Example 1 and Comparative Example 1 was performed by the following analysis method, and a culture test for miscellaneous bacteria was performed by the following method, and evaluated according to the following evaluation criteria for the bactericidal treatment effect. After the culture test, a visual test and a sensory test were conducted with respect to the bactericidal treatment effect by 10 panel members, evaluated according to the following evaluation criteria of the visual and sensory test, and the two were compared.

(分析方法):
オルニチン:遊離アミノ酸分析法(ニンヒドリン法)
コハク酸:高速液体クロマトグラフ法
カルシウム、カリウム、鉄:誘導結合プラズマ質量分析法
(Analysis method):
Ornithine: Free amino acid analysis method (ninhydrin method)
Succinic acid: High-performance liquid chromatographic method Calcium, potassium, iron: Inductively coupled plasma mass spectrometry

(雑菌の培養試験方法):
食品衛生検査指針に準拠して行った。
(Test method for culture of miscellaneous bacteria):
Conducted in accordance with food hygiene inspection guidelines.

(殺菌処理効果の評価基準):
合格:雑菌が10以下と定義。
不合格:雑菌が10以上と定義。
(Evaluation criteria for sterilization effect):
Pass: Defined as 10 5 or less.
Fail: Defined as 10 6 or more.

(目視・官能試験の評価基準):
◎:雑菌が全く見出されない。
○:雑菌が見出されない。
△:雑菌がやや見出されない。
×:雑菌が見出されない。
(Evaluation criteria for visual and sensory tests):
A: No germs are found at all.
○: Miscellaneous bacteria are not found.
Δ: Some bacteria are not found.
X: Miscellaneous bacteria are not found.

表1中の蛋白質はケルダール法、脂質は酸分解法によって測定し、炭水化物は測定試料質量から、水分、蛋白質、脂質および灰分量を除いて算出した。   Proteins in Table 1 were measured by the Kjeldahl method, lipids were measured by the acid decomposition method, and carbohydrates were calculated from the measured sample mass by excluding moisture, protein, lipid and ash content.

これらの結果を表1にまとめて示す。
表1中の蛋白質および脂質および炭水化物は、実施例1および比較例1で得られたしじみ稚貝加工健康食品100g中に含まれる蛋白質および脂質の含有量(g)であり、表1中のオルニチン、コハク酸、カルシウム、カリウム、鉄は実施例1および比較例1で得られたしじみ稚貝加工健康食品100g中に含まれるオルニチン、コハク酸、カルシウム、カリウム、鉄の含有量(mg)を示す。
These results are summarized in Table 1.
The proteins, lipids and carbohydrates in Table 1 are the content (g) of protein and lipid contained in 100 g of the processed scallop processed health food obtained in Example 1 and Comparative Example 1, and ornithine in Table 1. , Succinic acid, calcium, potassium, and iron indicate the contents (mg) of ornithine, succinic acid, calcium, potassium, and iron contained in 100 g of the shijii larvae processed health food obtained in Example 1 and Comparative Example 1. .

表1から、実施例1の本発明のしじみ稚貝加工健康食品は、比較例1の食品と対比すると、稚貝の有効成分と風味などが損なわれず維持されており、身と殻の栄養成分、旨味成分などを十分に有する今までにない新しいしじみ稚貝加工健康食品であり、しかも雑菌の培養試験の結果、雑菌が10以下で合格であり、目視試験・官能試験で雑菌が全く見出されずいずれも◎であり、殺菌処理が十分に行われており安全性が高いものであることが判る。
それに対して、比較例1のしじみ加工食品は、凍結乾燥工程で貝殻が開かずに密封状態となるため貝殻内部に存在する水分を十分に除去できず、雑菌の培養試験の結果、雑菌が10以上で不合格であり、目視試験・官能試験で雑菌がやや見出されずいずれも△であり、殺菌処理が十分に行えないことが判った。
As shown in Table 1, the processed healthy food for juvenile sea cucumber of Example 1 of the present invention, compared with the food of Comparative Example 1, maintains the active ingredients and flavors of the juvenile without being impaired, and the nutritional ingredients of the shell and shell It is an unprecedented new processed sea cucumber processed health food that has sufficient umami ingredients, etc., and as a result of the culture test of various germs, it was found that the germs passed 10 5 or less, and the germs were found in the visual test and sensory test. In both cases, it is ◎, and it can be seen that the sterilization treatment is sufficiently performed and the safety is high.
On the other hand, the smudge processed food of Comparative Example 1 is in a sealed state without the shell being opened in the freeze-drying process, so that the water present in the shell cannot be sufficiently removed. It was rejected at 6 or more, and some germs were not found in the visual test / sensory test, both were Δ, and it was found that the sterilization treatment could not be performed sufficiently.

(実施例2)
実施例1で得られたしじみ稚貝加工健康食品をピンミルで80rpmで粉砕して粉末にした後、ふりかけ、麺類の具材、スープ、味噌汁にそれぞれ約5質量%添加して、本発明の他のしじみ稚貝加工健康食品を調製した。
10人のパネルメンバーにそれぞれ試食してもらい、下記評価基準に従って評価した結果、いずれも◎であり(10人全員が食味・食感が良好と評価した)、しじみの栄養分、旨味成分が更に付与された食味・食感に更に優れた新しい商品であることが確認された。評価結果を表2に示す。
(Example 2)
The processed shijimi larvae processed health food obtained in Example 1 was pulverized with a pin mill at 80 rpm into powder, and then added to sprinkles, noodle ingredients, soup, miso soup, and about 5% by weight. Nojijimi larvae processed health food was prepared.
As a result of having each of 10 panel members sample the food and evaluating it according to the following evaluation criteria, all are ◎ (all 10 people evaluated that the taste and texture were good), and further added the nourishment and umami ingredients. It was confirmed that this was a new product with even better taste and texture. The evaluation results are shown in Table 2.

(評価基準):
◎:10人全員が食味・食感が良好と評価した。
○:10人中8人が食味・食感が良好と評価した。
△:10人中5人が食味・食感が良好と評価した。
×:10人中4人以下の人が食味・食感が良好と評価した。
(Evaluation criteria):
A: All 10 people evaluated that the taste and texture were good.
○: Eight out of 10 people evaluated that the taste and texture were good.
(Triangle | delta): Five out of ten people evaluated that taste and food texture were favorable.
X: Less than 4 out of 10 people evaluated that the taste and texture were good.

(実施例3)
実施例1において飼育1ヶ月後に成長した稚貝(殻長0.4〜0.6mm)を1昼夜真水中で砂吐きさせた後、真空乾燥させる際に生じた水分を真空排気工程でコールドトラップに氷として集め、融氷工程で融氷した栄養分、旨味成分を含む水を実施例1で得られたしじみ稚貝加工健康食品に添加した後、真空乾燥して、本発明の他のしじみ稚貝加工健康食品を調製した。
10人のパネルメンバーにそれぞれ試食してもらい、前記評価基準に従って評価した結果、いずれも◎であり(10人全員が食味・食感が良好と評価した)、しじみの栄養分、旨味成分が更に付与された食味・食感に更に優れた新しい商品であることが確認された。評価結果を表2に示す。
(Example 3)
In Example 1, juvenile shellfish (shell length 0.4 to 0.6 mm) grown one month after being bred are sprinkled in fresh water for a day and night, and then the moisture generated during vacuum drying is cold trapped in a vacuum exhaust process. After adding water containing nutrients and umami components, which were collected as ice and melted in the ice-melting process, to the shiiju scallop processed health food obtained in Example 1, it was vacuum-dried to produce other shii-jiwa Shellfish processed health food was prepared.
As a result of having 10 panel members taste each sample and evaluating according to the above-mentioned evaluation criteria, all were ◎ (all 10 people evaluated that the taste and texture were good), and further added nutrients and umami components. It was confirmed that this was a new product with even better taste and texture. The evaluation results are shown in Table 2.

本発明のしじみ稚貝加工健康食品は、陸上に設けた水槽中に成貝の雌雄のしじみを入れ、放卵、放精、受精、産卵させ、半年から1年まで人工飼育したしじみの稚貝を、そのまま水洗した後に凍結乾燥または天日乾燥あるいは真空乾燥、もしくは低温での加熱乾燥を行い、そのまま若しくはそれを微粉砕機で微粉末することにより、稚貝の有効成分と風味などが損なわれず維持されている、身と殻の栄養成分、旨味成分などを共に有する今までにない新しいしじみ稚貝加工健康食品であり、稚貝回収の歩留りを上げることができ、しじみの人工飼育の時間の短縮、効率のアップ、安定的生産の向上ができるという顕著な効果を奏し、しじみ稚貝加工健康食品を他の食品に添加して、今までにない新しいしじみ稚貝加工健康食品を提供できるなどという顕著な効果を奏するので、産業上の利用価値が高い。   The shijimi scallop processed health food of the present invention is a shimeji scallop that has been artificially bred from half a year to one year by placing adult and male scabs in an aquarium on land, allowing them to spawn, fertilize, fertilize and lay eggs. After washing with water as it is, freeze-drying, sun-drying, vacuum drying, or heat drying at low temperature, and by pulverizing it as it is or with a pulverizer, the active ingredients and flavor of the larvae are not impaired. It is an unprecedented new processed sea cucumber processed health food that has both body and shell nutritional components and umami components, and can improve the recovery rate of larval shellfish. It has the remarkable effect of shortening, improving efficiency, and improving stable production, and it is possible to provide a freshly processed shiitake scallop processed health food that has never existed by adding shimeji scallop processed health food to other foods. Since the exhibits the remarkable effect that, high utility value on the industry.

1 サイズ分別 1 Size separation

Claims (8)

短期間に人工飼育したしじみ稚貝を丸ごと凍結乾燥若しくは低温乾燥または天日乾燥あるいは真空乾燥で殺菌することにより得られる稚貝の有効成分と風味が損なわれず維持されていることを特徴とするしじみ稚貝加工健康食品。   Shijimi is characterized by the fact that the active ingredients and flavor of juvenile shellfish obtained by sterilizing whole shijimi larvae artificially raised in a short period of time by freeze-drying, low-temperature drying, sun-drying or vacuum drying are maintained intact. Juvenile shellfish processed health food. 短期間に人工飼育したしじみ稚貝を丸ごと凍結乾燥若しくは低温乾燥または天日乾燥あるいは真空乾燥で殺菌した後、粉砕することにより得られる稚貝の有効成分と風味が損なわれず維持されていることを特徴とするしじみ稚貝加工健康食品。   After sterilizing whole shijimi larvae artificially bred in a short period of time by freeze-drying, low-temperature drying, sun-drying or vacuum drying, the active ingredients and flavor of the larvae obtained by pulverization are maintained intact. Shijimi larvae processed health food features. 人工飼育用親貝を選定し、予め産卵させる1カ月前まで冷蔵庫で、低温冬眠状態で保存しておき、受精させる前に飼育水を産卵に適した条件に設定し産卵させることにより、必要な時に何時でも稚貝を供給することができることを特徴とするしじみ稚貝供給方法。   It is necessary to select a parent shell for artificial breeding and store it in a refrigerator in a low-temperature hibernation state until one month before laying eggs in advance, and set the breeding water to conditions suitable for laying eggs before fertilization. Shijimi larvae supply method, characterized in that larvae can be supplied at any time. 請求項1あるいは請求項2記載のしじみ稚貝加工健康食品に、しじみ貝殻焼成粉末や乾燥時に発生する煮汁を添加して、さらにしじみの栄養分、旨味成分を付与したことを特徴とするしじみ稚貝加工健康食品。   A shijii larvae obtained by adding shijimi baked shellfish powder or boiled broth generated during drying to the processed healthy food for shimeji scallops according to claim 1 or 2, and further adding shiitake nutrients and umami ingredients. Processed health food. 請求項1あるいは請求項2記載のしじみ稚貝加工健康食品を他の各種食品に添加してしじみの栄養分、旨味成分を付与したことを特徴とするしじみ稚貝加工健康食品。   Processed healthy scallop processed health food, characterized in that the processed healthy scallop processed food according to claim 1 or claim 2 is added to other various foods to add nutrients and umami components. 人工飼育されたしじみの稚貝を丸ごと凍結乾燥若しくは低温乾燥または天日乾燥あるいは真空乾燥して殺菌し、若しくはさらに粉砕して製造することにより、稚貝の有効成分と風味を損なわずに製造することを特徴とするしじみ稚貝加工健康食品の製造方法。   Manufactured artificially bred larvae by freeze-drying, low-temperature drying, sun-drying or vacuum drying, sterilizing, or further pulverizing and manufacturing without damaging the active ingredients and flavor of the larvae A method for producing shijimi larvae processed health food characterized by the above. 人工飼育されたしじみの稚貝であって、受精後に底着した稚貝で殻長(殻の横幅)が0.1mmから、1年未満で殻長(殻の横幅)が10mm以下の稚貝を用いて稚貝加工健康食品を製造することを特徴とする請求項6記載のしじみ稚貝加工健康食品の製造方法。   Artificial reared larvae that have settled after fertilization and have a shell length (width of shell) of 0.1 mm to less than 1 year and a shell length (width of shell) of 10 mm or less The method for producing a processed scallop processed health food according to claim 6, wherein the processed scallop processed health food is produced by using the larva. 人工飼育されたしじみの稚貝を殻長(殻の横幅)により分別し、所定の殻長を超える稚貝を放流用として使用し、所定の殻長範囲の稚貝を、しじみ稚貝加工健康食品用に使用することを特徴とする分別飼育システム。   Artificial bred larvae are sorted by shell length (shell width), and larvae exceeding the specified shell length are used for discharge. A separate breeding system characterized by being used for food.
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JP2018204374A (en) * 2017-06-08 2018-12-27 株式会社大林組 Short-neck clam fishing ground

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* Cited by examiner, † Cited by third party
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JP2018204374A (en) * 2017-06-08 2018-12-27 株式会社大林組 Short-neck clam fishing ground

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