CN105875304A - Three-in-one compound ecological planting and culturing method of rice, crabs and soybeans - Google Patents

Three-in-one compound ecological planting and culturing method of rice, crabs and soybeans Download PDF

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Publication number
CN105875304A
CN105875304A CN201610286919.0A CN201610286919A CN105875304A CN 105875304 A CN105875304 A CN 105875304A CN 201610286919 A CN201610286919 A CN 201610286919A CN 105875304 A CN105875304 A CN 105875304A
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China
Prior art keywords
rice
water
breeding
eriocheir sinensis
days
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CN201610286919.0A
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Chinese (zh)
Inventor
李秀忠
刘颖杰
张学宁
郝利峰
徐妍
赵志远
赵陟峰
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Beijing City Haidian District Cuihu Wetland Park Management Office
BEIJING LINDA FORESTRY TECHNOLOGY Co Ltd
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Beijing City Haidian District Cuihu Wetland Park Management Office
BEIJING LINDA FORESTRY TECHNOLOGY Co Ltd
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Priority to CN201610286919.0A priority Critical patent/CN105875304A/en
Publication of CN105875304A publication Critical patent/CN105875304A/en
Pending legal-status Critical Current

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    • AHUMAN NECESSITIES
    • A01AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01GHORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
    • A01G22/00Cultivation of specific crops or plants not otherwise provided for
    • AHUMAN NECESSITIES
    • A01AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01GHORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
    • A01G22/00Cultivation of specific crops or plants not otherwise provided for
    • A01G22/20Cereals
    • A01G22/22Rice
    • 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

Abstract

The invention discloses a three-in-one compound ecological planting and culturing method of rice, crabs and soybeans. The three-in-one compound ecological planting and culturing method comprises the following steps of: partitioning a rice field into a plurality of planting and culturing units according to the area, digging a ring-shaped groove around each planting and culturing unit, arranging a water inlet and a water outlet diagonally, and arranging a temporary culture pond; after disinfecting the temporary culture pond, putting crab species into the temporary culture pond for temporary culture; in the first ten days of April, uniformly applying base fertilizers, then carrying out rotary tillage, and setting field ridges by adopting a mode of double lines on a wide ridge; in the middle ten days of April, carrying out disinfection on the rice field, and in 7-10 days after disinfection, putting temporarily-cultured river crabs into the ring-shaped groove; in the middle ten days or the late ten days of May, transplanting rice in the western area of Beijing, and densely replanting the rice by 2-3 lines at the two sides of the ring-shaped groove; and in the middle ten days of April, planting the soybeans on the ridge. The three-in-one compound ecological planting and culturing method disclosed by the invention has the advantages that one water source for two purposes and one field for three-time harvesting are realized by planting the rice in the field, culturing the crabs in water and planting the soybeans in banks, the land output rate and the resource utilization rate are increased, and the purposes of developing the rice in the western area of Beijing into unique ecological sightseeing agriculture in cities, inheriting the farming culture and protecting the germplasm resources are achieved.

Description

Rice Eriocheir sinensis bean Trinity complex ecological kind breeding method
Technical field
The present invention relates to aquatic ecological culturing technical field, be combined particularly to a kind of rice Eriocheir sinensis bean Trinity Zoology breeding method.
Background technology
Rice Eriocheir sinensis symbiosis breeding is the novel crab farming mode of the great characteristic that development in recent years is got up, and is foster Grow industry and plant husbandry scientifically to combine under the conditions of artificial, reach Mutualism, highly efficient and productive, Nuisanceless, that three-dimensional development utilizes idealized model.Rice, the theory of rice Eriocheir sinensis symbiosis is supported according to rice crab farming, Eriocheir sinensis, In the environment of rice Eriocheir sinensis breeding, Eriocheir sinensis can remove the weeds of Tanaka, eats up insect, and Excreta can be fertilized the soil, Promote paddy growth;And Oryza sativa L. is crab growth provides abundant natural bait and good perch bar Part, mutual reciprocity and mutual benefit, form optimum ecological circulation.Not only reduce chemical fertilizer, pesticide must use, and decreases Production cost, and improve the quality of crab and Oryza sativa L..
Rice Cropping is combined together Panshan County by Liaoning Province with culture of Chinese mitten crab, defines north of China distinctive Plant rice crab farming win-win game " winding pattern ".At present, the breeding of rice Eriocheir sinensis has become Panshan County vast farmers realization " gold " industry of increase wealth.Rice Eriocheir sinensis zoology breeding technical research is carried out in irrigation area of Ningxia, by water Rice and fishery the two regionality special advantage industries organically combine, and become resources advantage excellent into industry Gesture and economic advantages, open new approach for growth of agricultural efficiency and increasing peasant income.Yet with areal variation And plant variety is different, the soil of North China is unsuitable for the breeding of Jingxi district rice and crab, these rice above-mentioned Eriocheir sinensis zoology breeding technology cannot be directly used to the breeding of Jingxi district rice and crab.
Famous Jingxi district rice has a long history, and is once the tribute rice turning over emperor in the Qing Dynasty, regrettable , for various reasons, the once rice field, Jingxi district of nearly 100,000 mu when prosperous, nowadays plantation is the most surplus not To 2000 mu, endangered condition, prospect causes anxiety.In Beijing, the gold of this inch of land cun modernizes state In metropolis, border, the location of Jingxi district rice develops to high-end gift direction from common cereal crops.
Summary of the invention
It is an object of the invention to solve at least the above, and provide at least will be described later excellent Point.
It is a still further object of the present invention to provide a kind of rice Eriocheir sinensis bean Trinity complex ecological kind breeding method, should Method is by crab farming in planting rice, water Tanaka and Nian Geng kind bean, it is achieved that a water is dual-purpose, a ground three is received, Improve labor productivity and resource utilization, to Jingxi district rice being developed into ecology unique in city Sight-seeing agriculture, passes on Farming Culture, protects germ plasm resource.
The technical scheme that the present invention provides is: a kind of rice Eriocheir sinensis bean Trinity complex ecological kind breeding method, its It is characterised by, comprises the following steps:
Step one, before April, 2500-6000m is pressed in rice field2It is that a breeding unit segmentation is arranged, often Individual breeding unit surrounding digs an annular ditch, and the A/F of described annular ditch is 100-110cm, ditch depth 50-70cm, the bottomed wide 40-60cm of annular ditch, enter discharge outlet diagonal angle and arrange, and arrange storage pond, holding pond: Storage pond, holding pond area accounts for the 20% of the rice field gross area, puts into Eriocheir sinensis kind and support temporarily after being sterilized by storage pond, holding pond;
Step 2, early April start to plough, and rice field uses sufficient base manure before ploughing, and base manure is chicken manure class fertilizer 1.5-1.7kg/ mu or farm manure 8.3-12.5kg/ mu, base manure uniformly applies rear rotary tillage, and uses big ridge double Row mode arranges ridge, and the two ends on ridge connect with annular ditch;
Step 3, mid-April carry out rice field sterilization, after sterilization 7-10 days by temporarily support crab put in a suitable place to breed into In annular ditch;
Prepare in step 4, mid-May or the last ten-days period in May to transplant Jingxi district rice, change in rice field before transplanting Old water, backward annular ditch in bait of throwing something and feeding the crab in ridge is introduced in annular ditch and blocks with baffle plate The two ends on ridge, preventing crab from again running in ridge affects Jingxi district rice transplanting, carries out Jingxi district rice transplanting afterwards also Encrypt after-culture 2-3 row on annular ditch both sides, transplant and remove baffle plate after terminating 2-3 days;And
Step 5, mid-April plant Semen sojae atricolor in annular ditch surrounding.
Preferably, wherein, the concrete grammar supporting crab in described step one temporarily is further comprising the steps of:
2.1) storage pond, holding pond is arranged: arranges profundal zone and phytal zone in storage pond, holding pond, and sets things concealed or throw rice seedlings Or transplant pasture and water;
2.2) storage pond, holding pond sterilization: the water that 7-10 days put into 10cm in storage pond, holding pond before putting Eriocheir sinensis kind, afterwards With lime disinfection, consumption is 70-75kg/ mu;
2.3) Eriocheir sinensis kind selects and sterilization: Eriocheir sinensis kind selects energetic, neat specification, goes out pond the most in spite of illness and just Eriocheir sinensis kind, specification is 100-160/kg, soaks 10-15 with 17-22mg/l potassium permanganate when Eriocheir sinensis kind is put in a suitable place to breed Minute or with after 3-5% saline solution dipping bath 5-10 minute, Lian Shui band Eriocheir sinensis puts in the water of storage pond, holding pond, supports temporarily Density is 2900-3000/mu;
2.4) crab supports management temporarily: supports phase daily ration, feeding quantity temporarily and throws something and feeds, according to water temperature by the 3-5% observation of Eriocheir sinensis body weight Adjust in time with food ration;Within 7-10 days, change water once, after changing water, use 18-23g/m3Quick lime or use 0.1g/m3 DBDMH sterilization water body, or use biological preparation regulating water quality, pre-disease prevention.
Preferably, wherein, the micro-ridge line-spacing in large-ridge double-row pattern is 20-23cm, and big ridge line-spacing is 30-45cm, the density transplanting Jingxi district rice is 22-25 cave/m2
Preferably, wherein, in described step 3, the breeding density of crab is 450-550/mu.
Preferably, wherein, before transplanting Jingxi district rice, early April starts nursery, by Jingxi district rice Sowing after seed Steeping and budding, in good time applying fertilizer promotes seedling growth, and light seeding drought educates, suitable seedlings and Strong sprout.
Preferably, wherein, aquaculture management to rice field during breeding: bait throwing in good time, appropriate, day Feeding volume is thrown something and fed by the 5-10% of crab gross weight, throws something and feeds latter 2 hours and does not remains;Every day is the most each once, Throw 25-35% morning, throw 65-75% evening;When cloudy day or rainfall, few bait throwing in or not bait throwing in;
Bait kind is rationally selected period: to mid-July with high-quality full price after certainly putting in a suitable place to breed according to different breeding Mixed feed is main;Mid-July to by the end of August based on vegetal bait, arrange in pairs or groups full-valence pellet feed, Suitably supplementing animal bait, the ratio of vegetal bait, full-valence pellet feed and animal bait is 75-80%:15-20%:5-10%, wherein, vegetal bait is Semen Glycines, bean cake or pasture and water, animal Property feedstuff is Bellamya quadrata or wild fishes;Cultivation later stage later throw something and feed animal fodder or high-quality particulate material by the end of August, Its ratio is 45-55%;
Water quality management: every 5-10 days of 6-9 month changed water once, and 10-15 days other seasons changed water once, Change the change of water water temperature less than 3 DEG C;Periodic detection water quality, to keep pH value in water be 7.5-8, dissolved oxygen is 3-8mg/l, ammonia nitrogen are 0.05~0.1mg/l;Often within 15-20 days, use 18-23g/m3Quick lime or use 0.1g/m3 DBDMH water disinfection agent water quality treatment.
Preferably, wherein, described Jingxi district rice for the richest 3 being, kermes rice or go to temple to pray No. 1.
Preferably, wherein, 4000-5000m is pressed in the rice field after ploughing in described step one2It is set to One breeding unit.
Preferably, wherein, the horizontal low bank between fields of unit, the height of the horizontal low bank between fields of unit are set between adjacent planter units For 50-60cm, top width is 50-60cm, and soybean planting is on the horizontal low bank between fields of unit.
Preferably, wherein, further comprising the steps of:
Step 7, rice field management: tillering stage and boot stage topdress in right amount, topdress as mending nitrogen fertilizer application every time 2-3kg/ mu, nitrogen fertilizer amount is in terms of sulfur ammonium;The measures such as employing is ploughed deeply, deeply harrowed, covering reduce Weed infestation, Pesticide enclosed weeding, flood strawman work is not used to dial and remove.
Beneficial effects of the present invention:
The inventive method is a kind of high-efficient solid ecology synthesis plant breeding model, and crab farming paddy rice does not subtracts Produce, it is also possible to volume increase 5%-7%;The illumination of crab farming rice field is sufficient, disease reduces, and decreases agriculture chemical and makes With, both ensure that rice yield, and produced again high-quality Eriocheir sinensis field rice and twist with the fingers ridge bean;Culture of Chinese mitten crab uses early Supporting temporarily, early bait throwing in, early enter to cultivate the method in field, crab can eat food grass bud and worm's ovum and larva, reaches not By chemical weeding and the effect of ecological insect-pest, simultaneously crab feces again can before Jingxi district rice is transplanted fertile soil Earth, and eliminate soaked field process, the crab specification of cultivation is big, mouthfeel and quality is good, price is high;Water The organic fertilizer of the recycling institute output of rice straw is greatly saved planting cost, optimizes farmland raw State environment.Creeping and looking for food etc. movable of crab, can increase paddyfield water dissolved oxygen, stir soil simultaneously Earth, improves the aeration status of soil, promotes the activity of microorganism, beneficially Nutrient Cycling, promotes soil The activation of original nutrient, promotes the growth of Jingxi district rice, can coordinate again Jingxi district rice colony and individual, Jingxi district rice with Strive the contradiction that fertilizer wins honour between weeds, improve the ecological environment of Jingxi district rice colony, thus improve the life in rice field Produce benefit.
Detailed description of the invention
Below in conjunction with embodiment, the present invention is described in further detail, to make those skilled in the art join Book word can be implemented according to this as directed.
As shown in table 1 below, a kind of rice Eriocheir sinensis bean Trinity complex ecological kind breeding method, it is characterised in that Comprise the following steps:
Step one, before April, 2500-6000m is pressed in rice field2It is that a breeding unit segmentation is arranged, often Individual breeding unit surrounding digs an annular ditch, and the A/F of described annular ditch is 100-110cm, ditch depth 50-70cm, the bottomed wide 40-60cm of annular ditch, enter discharge outlet diagonal angle and arrange, and arrange storage pond, holding pond: Storage pond, holding pond area accounts for the 20% of the rice field gross area, puts into Eriocheir sinensis kind and support temporarily after being sterilized by storage pond, holding pond;
Step 2, early April start to plough, and rice field uses sufficient base manure before ploughing, and base manure is chicken manure class fertilizer 1.5-1.7 Kg/ mu or farm manure 8.3-12.5kg/ mu, base manure uniformly applies rear rotary tillage, and uses large-ridge double-row pattern Arranging ridge, the two ends on ridge connect with annular ditch;
Step 3, mid-April carry out rice field sterilization, after sterilization 7-10 days by temporarily support crab put in a suitable place to breed into In annular ditch;
Prepare in step 4, mid-May or the last ten-days period in May to transplant Jingxi district rice, change in rice field before transplanting Old water, backward annular ditch in bait of throwing something and feeding the crab in ridge is introduced in annular ditch and blocks with baffle plate The two ends on ridge, preventing crab from again running in ridge affects Jingxi district rice transplanting, carries out Jingxi district rice transplanting afterwards also Encrypt after-culture 2-3 row on annular ditch both sides, transplant and remove baffle plate after terminating 2-3 days;And
Step 5, mid-April plant Semen sojae atricolor in annular ditch surrounding.
In a preferred version, wherein, described step one is supported temporarily the concrete grammar of crab also include with Lower step:
2.1) storage pond, holding pond is arranged: arranges profundal zone and phytal zone in storage pond, holding pond, and sets things concealed or throw rice seedlings Or transplant pasture and water;
2.2) storage pond, holding pond sterilization: the water that 7-10 days put into 10cm in storage pond, holding pond before putting Eriocheir sinensis kind, afterwards With lime disinfection, consumption is 70-75kg/ mu;
2.3) Eriocheir sinensis kind selects and sterilization: Eriocheir sinensis kind selects energetic, neat specification, goes out pond the most in spite of illness and just Eriocheir sinensis kind, specification is 100-160/kg, soaks 10-15 with 17-22mg/l potassium permanganate when Eriocheir sinensis kind is put in a suitable place to breed Minute or with after 3-5% saline solution dipping bath 5-10 minute, Lian Shui band Eriocheir sinensis puts in the water of storage pond, holding pond, supports temporarily Density is 2900-3000/mu;
2.4) crab supports management temporarily: supports phase daily ration, feeding quantity temporarily and throws something and feeds, according to water temperature by the 3-5% observation of Eriocheir sinensis body weight Adjust in time with food ration;Within 7-10 days, change water once, after changing water, use 18-23g/m3Quick lime or use 0.1g/m3 DBDMH sterilization water body, or use biological preparation regulating water quality, pre-disease prevention.
In a preferred version, the micro-ridge line-spacing in large-ridge double-row pattern is 20-23cm, big ridge line-spacing For 30-45cm, the density transplanting Jingxi district rice is 22-25 cave/m2
In a preferred version, in described step 3, the breeding density of crab is 450-550/mu.
In a preferred version, before transplanting Jingxi district rice, early April starts nursery, by Jingxi district rice Seed Steeping and budding after sow, in good time applying fertilizer promotes seedling growth, and light seeding drought educates, suitable seedlings And strong sprout.
In a preferred version, aquaculture management to rice field during breeding: bait throwing in good time, appropriate, Day feeding volume is thrown something and fed by the 5-10% of crab gross weight, throws something and feeds latter 2 hours and does not remains;Morning and evening every day each one Secondary, throw 25-35% morning, throw 65-75% evening;When cloudy day or rainfall, few bait throwing in or not bait throwing in;
Bait kind is rationally selected period: to mid-July with high-quality full price after certainly putting in a suitable place to breed according to different breeding Mixed feed is main;Mid-July to by the end of August based on vegetal bait, arrange in pairs or groups full-valence pellet feed, Suitably supplementing animal bait, the ratio of vegetal bait, full-valence pellet feed and animal bait is 75-80%:15-20%:5-10%, wherein, vegetal bait is Semen Glycines, bean cake or pasture and water, animal Property feedstuff is Bellamya quadrata or wild fishes;Cultivation later stage later throw something and feed animal fodder or high-quality particulate material by the end of August, Its ratio is 45-55%;
Water quality management: every 5-10 days of 6-9 month changed water once, and 10-15 days other seasons changed water once, Change the change of water water temperature less than 3 DEG C;Periodic detection water quality, to keep pH value in water be 7.5-8, dissolved oxygen is 3-8mg/l, ammonia nitrogen are 0.05~0.1mg/l;Pinpoint the problems and take measures in time;Periodically sterilization, regulation are supported Grow and use water;Often within 15-20 days, use 18-23g/m3Quick lime or use 0.1g/m3At DBDMH water disinfection agent Reason water quality.
In a preferred version, described Jingxi district rice for the richest 3 being, kermes rice or go to temple to pray No. 1.
In a preferred version, 4000-5000m is pressed in the rice field after ploughing in described step one2Arrange It it is a breeding unit.
In a preferred version, the horizontal low bank between fields of unit, the height of the horizontal low bank between fields of unit are set between adjacent planter units Degree is 50-60cm, and top width is 50-60cm, and soybean planting is on the horizontal low bank between fields of unit.
In a preferred version, further comprising the steps of:
Step 7, rice field management: if the critical period such as tillering stage and boot stage nutrient is not enough, can " eat less Many meal " topdress in right amount, topdress as mending nitrogen fertilizer application 2-3kg/ mu every time, nitrogen fertilizer amount is in terms of sulfur ammonium;Use Plough deeply, deeply harrow, the measure such as covering reduces Weed infestation, does not use pesticide enclosed weeding, early puts Eriocheir sinensis kind, Crab can eat food Caulis et Folium Polygalae Tenuifoliae and insect pest, and flood strawman work is dialled and removed.
The timetable of table 1 rice Eriocheir sinensis bean Trinity complex ecological kind breeding method
Use method provided by the present invention, high-quality Eriocheir sinensis field rice per mu yield 600-700kg, river can be realized Eriocheir sinensis per mu yield 28-32kg, twists with the fingers ridge mu Yield of Soybean amount 15-20kg, and crab average size reaches 100-150g/ More than Zhi.
Eriocheir sinensis field rice not only tastes score value higher than common rice after tested, and nutritive value is also above common rice Rice, wherein protein content 7.45g/100g, vitamin B1 content 0.23mg/100g, vitamin B2 Content 0.58mg/100g, vitamin B6 content 0.09mg/100g, content of vitamin E 225 μ g/100g, 16 kinds of total amino acid contents reach 5.79g/100g.
Although embodiment of the present invention are disclosed as above, but it is not restricted to description and embodiment party Listed utilization in formula, it can be applied to various applicable the field of the invention completely, for being familiar with ability For the personnel in territory, be easily achieved other amendment, therefore without departing substantially from claim and etc. homotype Enclosing under limited general concept, the present invention is not limited to specific details and shown here as the reality with description Execute example.

Claims (10)

1. rice Eriocheir sinensis bean Trinity complex ecological kind breeding method, it is characterised in that comprise the following steps:
Step one, before April, 2500-6000m is pressed in rice field2It is that a breeding unit segmentation is arranged, often Individual breeding unit surrounding digs an annular ditch, and the A/F of described annular ditch is 100-110cm, ditch depth 50-70cm, the bottomed wide 40-60cm of annular ditch, enter discharge outlet diagonal angle and arrange, and arrange storage pond, holding pond: Storage pond, holding pond area accounts for the 20% of the rice field gross area, puts into Eriocheir sinensis kind and support temporarily after being sterilized by storage pond, holding pond;
Step 2, early April start to plough, and rice field uses sufficient base manure before ploughing, and base manure is chicken manure class fertilizer 1.5-1.7kg/ mu or farm manure 8.3-12.5kg/ mu, base manure uniformly applies rear rotary tillage, and uses big ridge double Row mode arranges ridge, and the two ends on ridge connect with annular ditch;
Step 3, mid-April carry out rice field sterilization, after sterilization 7-10 days by temporarily support crab put in a suitable place to breed into In annular ditch;
Prepare in step 4, mid-May or the last ten-days period in May to transplant Jingxi district rice, change in rice field before transplanting Old water, backward annular ditch in bait of throwing something and feeding the crab in ridge is introduced in annular ditch and blocks with baffle plate The two ends on ridge, preventing crab from again running in ridge affects Jingxi district rice transplanting, carries out Jingxi district rice transplanting afterwards also Encrypt after-culture 2-3 row on annular ditch both sides, transplant and remove baffle plate after terminating 2-3 days;And
Step 5, mid-April plant Semen sojae atricolor in annular ditch surrounding.
2. rice Eriocheir sinensis bean Trinity complex ecological kind breeding method as claimed in claim 1, it is characterised in that The concrete grammar supporting crab in described step one temporarily is further comprising the steps of:
2.1) storage pond, holding pond is arranged: arranges profundal zone and phytal zone in storage pond, holding pond, and sets things concealed or throw rice seedlings Or transplant pasture and water;
2.2) storage pond, holding pond sterilization: the water that 7-10 days put into 10cm in storage pond, holding pond before putting Eriocheir sinensis kind, afterwards With lime disinfection, consumption is 70-75kg/ mu;
2.3) Eriocheir sinensis kind selects and sterilization: Eriocheir sinensis kind selects energetic, neat specification, goes out pond the most in spite of illness and just Eriocheir sinensis kind, specification is 100-160/kg, soaks 10-15 with 17-22mg/l potassium permanganate when Eriocheir sinensis kind is put in a suitable place to breed Minute or with after 3-5% saline solution dipping bath 5-10 minute, Lian Shui band Eriocheir sinensis puts in the water of storage pond, holding pond, supports temporarily Density is 2900-3000/mu;
2.4) crab supports management temporarily: supports phase daily ration, feeding quantity temporarily and throws something and feeds, according to water temperature by the 3-5% observation of Eriocheir sinensis body weight Adjust in time with food ration;Within 7-10 days, change water once, after changing water, use 18-23g/m3Quick lime or use 0.1g/m3 DBDMH sterilization water body, or use biological preparation regulating water quality, pre-disease prevention.
3. rice Eriocheir sinensis bean Trinity complex ecological kind breeding method as claimed in claim 1, it is characterised in that Micro-ridge line-spacing in large-ridge double-row pattern is 20-23cm, and big ridge line-spacing is 30-45cm, transplants Jingxi district rice Density be 22-25 cave/m2
4. rice Eriocheir sinensis bean Trinity complex ecological kind breeding method as claimed in claim 1, it is characterised in that In described step 3, the breeding density of crab is 450-550/mu.
5. rice Eriocheir sinensis bean Trinity complex ecological kind breeding method as claimed in claim 1, it is characterised in that Before transplanting Jingxi district rice, early April starts nursery, will sow after the seed Steeping and budding of Jingxi district rice, Applying fertilizer promotes seedling growth in good time, and light seeding drought is educated, suitable seedlings and strong sprout.
6. rice Eriocheir sinensis bean Trinity complex ecological kind breeding method as claimed in claim 1, it is characterised in that Aquaculture management to rice field during breeding: bait throwing in good time, appropriate, day, feeding volume was by crab gross weight 5-10% throws something and feeds, and throws something and feeds latter 2 hours and does not remains;Every day is the most each once, throws 25-35%, evening morning Throw 65-75%;When cloudy day or rainfall, few bait throwing in or not bait throwing in;
Bait kind is rationally selected period: to mid-July with high-quality full price after certainly putting in a suitable place to breed according to different breeding Mixed feed is main;Mid-July to by the end of August based on vegetal bait, arrange in pairs or groups full-valence pellet feed, Suitably supplementing animal bait, the ratio of vegetal bait, full-valence pellet feed and animal bait is 75-80%:15-20%:5-10%, wherein, vegetal bait is Semen Glycines, bean cake or pasture and water, animal Property feedstuff is Bellamya quadrata or wild fishes;Cultivation later stage later throw something and feed animal fodder or high-quality particulate material by the end of August, Its ratio is 45-55%;
Water quality management: every 5-10 days of 6-9 month changed water once, and 10-15 days other seasons changed water once, Change the change of water water temperature less than 3 DEG C;Periodic detection water quality, to keep pH value in water be 7.5-8, dissolved oxygen is 3-8mg/l, ammonia nitrogen are 0.05~0.1mg/l/ liter;Often within 15-20 days, use 18-23g/m3Quick lime or use 0.1g/m3 DBDMH water disinfection agent water quality treatment.
7. rice Eriocheir sinensis bean Trinity complex ecological kind breeding method as claimed in claim 1, it is characterised in that Described Jingxi district rice for the richest 3 being, kermes rice or go to temple to pray No. 1.
8. rice Eriocheir sinensis bean Trinity complex ecological kind breeding method as claimed in claim 1, it is characterised in that 4000-5000m is pressed in rice field after ploughing in described step one2It is set to a breeding unit.
9. rice Eriocheir sinensis bean Trinity complex ecological kind breeding method as claimed in claim 1, it is characterised in that Arranging the horizontal low bank between fields of unit between adjacent planter units, the height of the horizontal low bank between fields of unit is 50-60cm, and top width is 50-60 Cm, soybean planting is on the horizontal low bank between fields of unit.
10. rice Eriocheir sinensis bean Trinity complex ecological kind breeding method as claimed in claim 1, its feature exists In, further comprising the steps of:
Step 7, rice field management: tillering stage and boot stage topdress in right amount, topdress as mending nitrogen fertilizer application every time 2-3kg/ mu, nitrogen fertilizer amount is in terms of sulfur ammonium;Employing is ploughed deeply, rake and covering methods deeply reduces Weed infestation, no Using pesticide enclosed weeding, flood strawman work is dialled and is removed.
CN201610286919.0A 2016-05-03 2016-05-03 Three-in-one compound ecological planting and culturing method of rice, crabs and soybeans Pending CN105875304A (en)

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