JPH0640803A - Freshness preserver for cut flowers and process therefor - Google Patents
Freshness preserver for cut flowers and process thereforInfo
- Publication number
- JPH0640803A JPH0640803A JP19399792A JP19399792A JPH0640803A JP H0640803 A JPH0640803 A JP H0640803A JP 19399792 A JP19399792 A JP 19399792A JP 19399792 A JP19399792 A JP 19399792A JP H0640803 A JPH0640803 A JP H0640803A
- Authority
- JP
- Japan
- Prior art keywords
- freshness
- cut flowers
- flowers
- cut
- ddc
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Landscapes
- Agricultural Chemicals And Associated Chemicals (AREA)
Abstract
Description
【０００１】[0001]
【産業上の利用分野】本発明は、切花用の鮮度保持剤に
関し、更に詳しくは、フラワーショップや家庭における
切花の鮮度保持剤であって、その鮮度保持剤を水に添加
し、そこへ切花の切り口を浸すことによって、切花・生
花を美しく、鮮やかな状態で長期間保持することができ
る鮮度保持剤に関する。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a freshness-retaining agent for cut flowers, and more specifically, a freshness-retaining agent for cut flowers in flower shops and households, which is prepared by adding the freshness-retaining agent to water. The present invention relates to a freshness-retaining agent capable of retaining cut flowers and fresh flowers in a beautiful and vivid state for a long period of time by immersing the cut end.
【０００２】[0002]
【従来の技術】従来、切花に対して鮮度保持効果を持つ
薬剤として、下記の効果を有するものが知られている。 細菌による腐敗の防止 エチレンガス（成長促進作用をもつ）の抑制、除去 成長阻害（植物内成長ホルモンの阻害） 気孔を収縮させ、水分蒸散を抑える 切り口部分からの水分吸い上げを促進し、あるいは円
滑化する 栄養供給 昔から行われてきた鮮度保持方法も上記効果のいずれか
を期待するものであり、例えば、腐敗防止のために水を
頻繁に交換する、切り口からの水分吸収を円滑に行うた
めに水中で茎を剪定する、切り口を破砕する、焼くなど
の方法が工夫されてきた。しかし、これらはいずれも面
倒であり、また鮮度保持効果はそれほど高くなかった。2. Description of the Related Art Conventionally, as a drug having a freshness-retaining effect on cut flowers, those having the following effects are known. Prevention of spoilage by bacteria Suppression and removal of ethylene gas (which has a growth-promoting effect) Growth inhibition (inhibition of growth hormone in plants) Shrinks pores and suppresses water transpiration Promotes or smoothes water absorption from the cut end Nutrient supply Freshness preservation methods that have been used for a long time also expect one of the above effects, for example, frequent water exchange to prevent spoilage and smooth absorption of water from the cut end. Methods such as pruning stems in water, crushing cut ends, and baking have been devised. However, all of them were troublesome, and the freshness preservation effect was not so high.
【０００３】近年、切花の需要増大とともに開発された
各種鮮度保持剤は、前記〜のいずれか１つ以上の効
果を発揮する薬剤を組み合わせたものであり、例えば、
〜の各効果を有する次のような薬剤が知られてい
る。 殺菌剤、防腐剤；次亜塩素酸ソーダ、硫酸アルミニウ
ム ＳＴＳ（硝酸銀とチオ硫酸Ｎa の混合物） ベンジルアデニン、カイネチン アブシジン酸 界面活性剤；ポリオキシエチレンラウリルエーテル、
ＳＤＳ 糖類、リン酸 そして、これら以外にも、鮮度保持の機構は不明である
が鮮度保持効果を有するものとして、植物種子中に存在
するフィチン酸（特開昭５９−２０４１１２号）、微生
物由来のコウジ酸（特開平２−４２００１号）等の薬剤
が知られている。In recent years, various freshness-retaining agents that have been developed with an increase in demand for cut flowers are combinations of agents that exert one or more of the effects described above.
The following drugs having the respective effects of are known. Fungicide, antiseptic; sodium hypochlorite, aluminum sulfate STS (mixture of silver nitrate and Na thiosulfate) benzyladenine, kinetin abscisic acid surfactant; polyoxyethylene lauryl ether,
SDS saccharides, phosphoric acid, and phytic acid present in plant seeds (Japanese Patent Laid-Open No. 59-204112) and microorganism Chemicals such as kojic acid (JP-A-2-42001) are known.
【０００４】[0004]
【発明が解決しようとする課題】しかしながら、これら
公知の薬剤を組み合わせた市販品の切花に対する延命効
果は、概ね不十分であり、満足すべきものではなかっ
た。このため、切花に対する延命効果が高く、なおかつ
安全、衛生的であり、低コストの切花用鮮度保持剤が望
まれていた。However, the life-prolonging effect on cut flowers of commercially available products in which these known agents are combined is unsatisfactory and is not satisfactory. Therefore, a freshness-retaining agent for cut flowers, which has a high life-prolonging effect on cut flowers, is safe and hygienic, and is low in cost, has been desired.
【０００５】[0005]
【課題を解決するための手段】本発明者らは、簡便で、
より優れた延命効果を得ることのできる切花用鮮度保持
剤を開発すべく鋭意研究を行った結果、ジエチルジチオ
カルバミン酸、あるいはその塩を含む鮮度保持剤によっ
て、切花をより美しく、より鮮やかな状態で長期間保つ
ことことができることを見出し、本発明を完成させるに
至った。従って本発明は、ジエチルジチオカルバミン
酸、あるいはその塩を有効成分として含有することを特
徴とする切花用鮮度保持剤、及びジエチルジチオカルバ
ミン酸、あるいはその塩を含有する水溶液に切花を浸す
ことを特徴とする切花の鮮度保持方法に関する。[Means for Solving the Problems]
As a result of earnest research to develop a freshness-retaining agent for cut flowers that can obtain a better life-prolonging effect, freshness-retaining agents containing diethyldithiocarbamic acid or its salts have made cut flowers more beautiful and more vivid. They have found that they can be maintained for a long period of time and have completed the present invention. Therefore, the present invention is characterized by immersing cut flowers in a freshness-keeping agent for cut flowers characterized by containing diethyldithiocarbamic acid or a salt thereof as an active ingredient, and an aqueous solution containing diethyldithiocarbamic acid or a salt thereof. The present invention relates to a method for maintaining the freshness of cut flowers.
【０００６】以下、本発明の構成を詳細に説明する。本
発明でいう切花とは、花を有する植物の適当部分から剪
定し、主に運搬・保存を目的としたものを指し、生花と
は、茎、枝、葉、花を適宜剪定し、主に鑑賞用としたも
のを指す。以下本発明では両者をまとめて切花と称す
る。また、本明細書では、ジエチルジチオカルバミン酸
とジエチルジチオカルバミン酸塩を、以下ＤＤＣと略
す。本発明の切花用鮮度保持剤を使用できる花の種類と
しては、バラ、カーネーション、キクなどをはじめとす
る、切花になる全ての花が挙げられる。本発明で使用す
るジエチルジチオカルバミン酸及びその塩は、試薬とし
て市販されているものでよく、塩としてはナトリウム
塩、アンモニウム塩、ジメチルアンモニウム塩等、水に
可溶性の塩が好適である。The structure of the present invention will be described in detail below. The cut flowers referred to in the present invention refer to those that are pruned from an appropriate part of a plant having flowers and mainly intended for transportation / preservation, and fresh flowers are pruned stems, branches, leaves, and flowers as appropriate, mainly It refers to something for viewing. In the present invention, both are collectively referred to as cut flowers hereinafter. Further, in the present specification, diethyldithiocarbamic acid and diethyldithiocarbamate are hereinafter abbreviated as DDC. The types of flowers that can be used with the freshness-retaining agent for cut flowers of the present invention include all flowers that become cut flowers, such as roses, carnations and chrysanthemums. The diethyldithiocarbamic acid and salts thereof used in the present invention may be commercially available as reagents, and salts such as sodium salts, ammonium salts, dimethylammonium salts and the like, which are soluble in water, are suitable.
【０００７】ＤＤＣを含有する水溶液に切花を浸す場
合、水溶液のＤＤＣ濃度は、最終希釈濃度として0.００
０１〜1.０重量％（以下、％と表示する）が好ましく、
0.００１〜0.１％が特に好ましい。濃度が0.０００１％
未満では効果はなく、1.０％を越えると効果の向上はな
く、さらには薬害を生じる可能性がある。ＤＤＣを切花
用鮮度保持剤として使用する際の態様として、例えば、
下記〜が挙げられる。 ＤＤＣ粉末、または濃縮液を、水に溶解、または水で
希釈する。 ＤＤＣ粉末、または濃縮液を、他の鮮度保持剤ととも
に水に溶解、または水で希釈する。 ＤＤＣ粉末と他の鮮度保持効果を有する薬剤との混合
粉末を、水に溶解する。 ＤＤＣ粉末と他の鮮度保持効果を有する薬剤とを含有
する濃縮液を、水で希釈する。 上記〜で調製した水溶液に、切花の切り口を浸せば
よい。When a cut flower is immersed in an aqueous solution containing DDC, the DDC concentration of the aqueous solution is 0.00 as a final dilution concentration.
01 to 1.0% by weight (hereinafter referred to as%) is preferable,
0.001 to 0.1% is particularly preferable. Concentration is 0.0001%
If it is less than 1.0%, there is no effect, and if it exceeds 1.0%, the effect is not improved, and further there is a possibility of causing chemical damage. As an aspect of using DDC as a freshness-retaining agent for cut flowers, for example,
The following are listed. DDC powder, or concentrate, is dissolved in water or diluted with water. The DDC powder, or concentrate, is dissolved or diluted with water along with other freshness-keeping agents. A mixed powder of DDC powder and another drug having a freshness-keeping effect is dissolved in water. A concentrate containing DDC powder and other agents having a freshness-keeping effect is diluted with water. The cut end of the cut flower may be dipped in the aqueous solution prepared in any of above.
【０００８】ＤＤＣは単独で水溶液としても有効である
が、従来一般に知られている鮮度保持剤と併用すること
により、さらに効果の向上が期待できる。併用する公知
の薬剤として例えば、前記、次亜塩素酸ソーダ、硫酸ア
ルミニウム、ＳＴＳ、ベンジルアデニン、カイネチン、
アブシジン酸、ポリオキシエチレンラウリルエーテル、
ＳＤＳ、糖類、リン酸などが挙げられるが、これらの薬
剤に限定されるものではない。他の薬剤と併用する場合
は、特に切花に及ぼす薬害を考慮し、ＤＤＣの添加量を
適宜調節することが好ましい。Although DDC is effective as an aqueous solution alone, the effect can be expected to be further improved by using it together with a conventionally known freshness-retaining agent. Examples of known agents to be used in combination include the above-mentioned sodium hypochlorite, aluminum sulfate, STS, benzyladenine, kinetin,
Abscisic acid, polyoxyethylene lauryl ether,
Examples thereof include SDS, saccharides, and phosphoric acid, but are not limited to these drugs. When used in combination with other agents, it is preferable to appropriately adjust the amount of DDC added, taking into consideration the phytotoxicity of cut flowers.
【０００９】以下実施例、比較例によって本発明をさら
に詳細に説明する。なお、実施例において使用したＤＤ
Ｃはジエチルジチオカルバミン酸ナトリウムである。The present invention will be described in more detail with reference to Examples and Comparative Examples. The DD used in the examples
C is sodium diethyldithiocarbamate.
【実施例１】試験材料として、生産農家から直接、無処
理のバラを購入した。基本配合（ＤＤＣを除いた鮮度保
持剤の配合）と水溶液におけるその最終希釈濃度は、下
記のとおりである。 （実施例１−１〜１−５）上記基本配合に、下記表１に
記載の最終希釈濃度となるように所定量のＤＤＣを加え
て、鮮度保持剤サンプルとした。これを水１リットルに
溶解し、水溶液とした。[Example 1] As a test material, untreated roses were directly purchased from a producer. The basic formulation (comprising the freshness-retaining agent excluding DDC) and its final dilution concentration in the aqueous solution are as follows. (Examples 1-1 to 1-5) A predetermined amount of DDC was added to the above-mentioned basic composition so that the final dilution concentration shown in Table 1 below was obtained to prepare a freshness preservation agent sample. This was dissolved in 1 liter of water to give an aqueous solution.
【比較例１】 水のみ[Comparative Example 1] Water only
【比較例２】 基本配合のみ[Comparative Example 2] Basic composition only
【比較例３】 市販のＡ社製切花用鮮度保持剤Comparative Example 3 Commercially available freshness-keeping agent for cut flowers manufactured by Company A
【比較例４】 市販のＢ社製切花用鮮度保持剤Comparative Example 4 Commercially available freshness-keeping agent for cut flowers manufactured by Company B
【００１０】[0010]
【表１】 試験区 基本配合の有無 ＤＤＣ濃度％（注） 比較例１ 無 ０ ２ 有 ０ ３ ─── ─── ４ ─── ─── 実施例１−１ 有 0.０００１ １−２ 有 0.００１ １−３ 有 0.０１ １−４ 有 0.１ １−５ 有 1.０ ──────────────────────────── （注）希釈後の水溶液における濃度[Table 1] Test area Basic composition Yes / No DDC concentration% (Note) Comparative example 1 No 02 Yes 0 3 ─── ─── 4 ─── ─── Example 1-1 Yes 0.0001 1-2 Yes 0.001 1-3 Yes 0.01 1-4 Yes 0.1 1-5 Yes 1.0 ──────────────────────────── ( Note) Concentration in diluted aqueous solution
【００１１】試験方法：１試験区当たり５本のバラを、
室温すなわち２５〜２６℃、湿度３０〜４０％の条件下
で１２日間放置した。 試験評価：５人のパネラーによる官能的評価を行った。
各ポイントの内容は次のとおりである。 ───────────────────────────── ５ 大変良い ４ やや良い（若干のハリの衰え、開き過ぎなど） ３ やや悪い（一部萎れが見られる） ２ 悪い（大半が萎れる） １ 大変悪い（枯死） ───────────────────────────── 結果を下記表２に示す。Test method: 5 roses per test section
It was left for 12 days under the conditions of room temperature, that is, 25 to 26 ° C. and humidity of 30 to 40%. Test evaluation: Sensory evaluation was performed by 5 panelists.
The contents of each point are as follows. ───────────────────────────── 5 Very good 4 Somewhat good (slight decrease in tension, excessive opening, etc.) 3 Somewhat bad ( Partially wilted) 2 Bad (mostly wilted) 1 Very bad (withered) ────────────────────────────── Result Is shown in Table 2 below.
【００１２】[0012]
【表２】 試験日数 １日 3日 5日 7日 10日 12日 ─────────────────────────── 比較例１ 5 3 2 1 1 1 ２ 5 5 4 2 1 1 ３ 5 4 2 2 1 1 ４ 5 3 1 1 1 1 ────────────────────────── 実施例１−１ 5 5 4 3 3 2 １−２ 5 5 5 5 4 4 １−３ 5 5 5 5 4 4 １−４ 5 5 5 4 4 3 １−５ 5 4 4 3 2 2 ─────────────────────────── [Table 2] Number of test days 1 day 3 days 5 days 7 days 10 days 12 days ─────────────────────────── Comparative Example 1 5 3 2 1 1 1 2 5 5 4 2 1 1 3 5 4 2 2 1 1 4 5 3 1 1 1 1 ────────────────────────── -Examples 1-155 5 4 3 3 2 1-2 5 5 5 5 4 4 1-3 5 5 5 5 4 4 1-4 5 5 5 4 4 3 1-5 5 4 4 3 2 2 ── ─────────────────────────
【００１３】[0013]
【実施例２】試験材料として、生産農家から直接、無処
理のカーネーションを購入した。基本配合（ＤＤＣを除
いた鮮度保持剤の配合）と水溶液におけるその最終希釈
濃度は、実施例１で使用したものと同じである。 （実施例２−１〜２−２）前記の基本配合に、下記表３
に記載の最終希釈濃度となるように所定量のＤＤＣを加
えて、鮮度保持剤サンプルとした。これを水１リットル
に溶解し、水溶液とした。[Example 2] As a test material, untreated carnation was purchased directly from a producer. The basic formulation (formulation of freshness-retaining agent excluding DDC) and its final dilution concentration in aqueous solution are the same as those used in Example 1. (Examples 2-1 and 2-2) The following Table 3 was added to the above basic composition.
A predetermined amount of DDC was added so as to obtain the final dilution concentration described in 1. to prepare a freshness preservation agent sample. This was dissolved in 1 liter of water to give an aqueous solution.
【比較例５】 水のみComparative Example 5 Water only
【比較例６】 基本配合のみ[Comparative Example 6] Basic composition only
【比較例７】 市販のＡ社製鮮度保持剤Comparative Example 7 Commercially available freshness-keeping agent manufactured by Company A
【比較例８】 市販のＢ社製鮮度保持剤Comparative Example 8 Commercially available freshness-keeping agent manufactured by Company B
【００１４】[0014]
【表３】 試験区 基本配合の有無 ＤＤＣ濃度％（注） 比較例５ 無 ０ ６ 有 ０ ７ ─── ─── ８ ─── ─── 実施例２−１ 有 0.００１ ２−２ 有 0.０１ （注）希釈後の水溶液における濃度[Table 3] Test area Basic composition Yes / No DDC concentration% (Note) Comparative Example 5 No 06 Yes 0 7 ─── ─── 8 ─── ─── Example 2-1 Yes 0.002 2 Yes Yes 0.01 (Note) Concentration in diluted aqueous solution
【００１５】試験方法、試験評価の手順及び官能的評価
のポイントについては、実施例１及び比較例１〜４と同
様である。結果を下記表４に示す。The test method, test evaluation procedure and sensory evaluation points are the same as in Example 1 and Comparative Examples 1 to 4. The results are shown in Table 4 below.
【００１６】[0016]
【表４】 試験日数 1日 4日 7日 10日 14日 16日 比較例５ 5 4 3 1 1 1 ６ 5 5 4 4 2 1 ７ 5 5 4 3 1 1 ８ 5 5 5 3 1 1 実施例２−１ 5 5 5 5 3 2 ２−２ 5 5 5 5 4 3 [Table 4] Number of test days 1 day 4 days 7 days 10 days 14 days 16 days Comparative Example 5 5 4 3 1 1 1 6 5 5 4 4 2 1 7 5 5 4 3 1 1 8 5 5 5 3 1 1 Example 2-1 5 5 5 5 3 2 2-2 5 5 5 5 4 3
【００１７】[0017]
・花や葉や茎が長期間水々しく、花が萎れない。 ・人畜無害で使用量も微量であるため、安全で、使用後
の廃液によって環境が汚染されることがない。 ・安価であり、微量で効果を示すため、低コスト化が可
能になる。 ・白い花の場合は、長期間くすみが生じないため、効果
が特に顕著である。・ Flowers, leaves and stems are watery for a long time, and flowers do not wither.・ Since humans and animals are harmless and the amount used is very small, it is safe and the environment is not contaminated by waste liquid after use. -Because it is inexpensive and shows a small amount of effect, it is possible to reduce costs.・ In the case of white flowers, the effect is particularly remarkable because dullness does not occur for a long time.
Claims (2)
塩を含有することを特徴とする切花用鮮度保持剤。1. A freshness-retaining agent for cut flowers, which comprises diethyldithiocarbamic acid or a salt thereof.
塩を含有する水溶液に切花を浸すことを特徴とする切花
の鮮度保持方法。2. A method for maintaining the freshness of cut flowers, which comprises immersing the cut flowers in an aqueous solution containing diethyldithiocarbamic acid or a salt thereof.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP04193997A JP3096158B2 (en) | 1992-07-21 | 1992-07-21 | Freshener and method for maintaining freshness of cut flowers |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP04193997A JP3096158B2 (en) | 1992-07-21 | 1992-07-21 | Freshener and method for maintaining freshness of cut flowers |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0640803A true JPH0640803A (en) | 1994-02-15 |
| JP3096158B2 JP3096158B2 (en) | 2000-10-10 |
Family
ID=16317257
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP04193997A Expired - Lifetime JP3096158B2 (en) | 1992-07-21 | 1992-07-21 | Freshener and method for maintaining freshness of cut flowers |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP3096158B2 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115067323A (en) * | 2022-06-24 | 2022-09-20 | 凡美(广州)农业科技有限公司 | Preservative for snapdragon and application thereof |
-
1992
- 1992-07-21 JP JP04193997A patent/JP3096158B2/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115067323A (en) * | 2022-06-24 | 2022-09-20 | 凡美(广州)农业科技有限公司 | Preservative for snapdragon and application thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| JP3096158B2 (en) | 2000-10-10 |
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