CN107996477A - A kind of lobster cultivation method based on space lotus - Google Patents
A kind of lobster cultivation method based on space lotus Download PDFInfo
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- CN107996477A CN107996477A CN201710984659.9A CN201710984659A CN107996477A CN 107996477 A CN107996477 A CN 107996477A CN 201710984659 A CN201710984659 A CN 201710984659A CN 107996477 A CN107996477 A CN 107996477A
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- 240000002853 Nelumbo nucifera Species 0.000 title claims abstract description 84
- 235000006508 Nelumbo nucifera Nutrition 0.000 title claims abstract description 83
- 235000006510 Nelumbo pentapetala Nutrition 0.000 title claims abstract description 77
- 241000238565 lobster Species 0.000 title claims abstract description 18
- 238000012364 cultivation method Methods 0.000 title claims abstract description 15
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 60
- 241000196324 Embryophyta Species 0.000 claims abstract description 19
- 239000003337 fertilizer Substances 0.000 claims abstract description 14
- 210000003608 fece Anatomy 0.000 claims abstract description 10
- 239000004576 sand Substances 0.000 claims abstract description 8
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- 239000003895 organic fertilizer Substances 0.000 claims abstract description 7
- 230000004720 fertilization Effects 0.000 claims abstract description 6
- 238000005286 illumination Methods 0.000 claims abstract description 4
- 238000003973 irrigation Methods 0.000 claims abstract description 4
- 230000002262 irrigation Effects 0.000 claims abstract description 4
- 238000002360 preparation method Methods 0.000 claims abstract description 4
- 239000002689 soil Substances 0.000 claims abstract description 4
- 241000238557 Decapoda Species 0.000 claims description 26
- 238000000034 method Methods 0.000 claims description 7
- 241000251468 Actinopterygii Species 0.000 claims description 6
- MYSWGUAQZAJSOK-UHFFFAOYSA-N ciprofloxacin Chemical compound C12=CC(N3CCNCC3)=C(F)C=C2C(=O)C(C(=O)O)=CN1C1CC1 MYSWGUAQZAJSOK-UHFFFAOYSA-N 0.000 claims description 6
- 239000003814 drug Substances 0.000 claims description 6
- 235000013601 eggs Nutrition 0.000 claims description 6
- 238000003306 harvesting Methods 0.000 claims description 6
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- 230000006806 disease prevention Effects 0.000 claims description 4
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 claims description 4
- 239000013505 freshwater Substances 0.000 claims description 4
- 235000013372 meat Nutrition 0.000 claims description 4
- 208000035143 Bacterial infection Diseases 0.000 claims description 3
- 235000008733 Citrus aurantifolia Nutrition 0.000 claims description 3
- 208000035240 Disease Resistance Diseases 0.000 claims description 3
- 241000252234 Hypophthalmichthys nobilis Species 0.000 claims description 3
- 241000237536 Mytilus edulis Species 0.000 claims description 3
- 208000030852 Parasitic disease Diseases 0.000 claims description 3
- 241000638935 Senecio crassissimus Species 0.000 claims description 3
- 235000011941 Tilia x europaea Nutrition 0.000 claims description 3
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 3
- 208000022362 bacterial infectious disease Diseases 0.000 claims description 3
- 239000012267 brine Substances 0.000 claims description 3
- 229960003405 ciprofloxacin Drugs 0.000 claims description 3
- ARUVKPQLZAKDPS-UHFFFAOYSA-L copper(II) sulfate Chemical compound [Cu+2].[O-][S+2]([O-])([O-])[O-] ARUVKPQLZAKDPS-UHFFFAOYSA-L 0.000 claims description 3
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- 239000012286 potassium permanganate Substances 0.000 claims description 3
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- 238000004519 manufacturing process Methods 0.000 abstract description 7
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- 241001465754 Metazoa Species 0.000 abstract description 2
- 238000009360 aquaculture Methods 0.000 abstract description 2
- 244000144974 aquaculture Species 0.000 abstract description 2
- 229920002472 Starch Polymers 0.000 abstract 1
- 235000019698 starch Nutrition 0.000 abstract 1
- 239000008107 starch Substances 0.000 abstract 1
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- 244000213382 Nymphaea lotus Species 0.000 description 2
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- 244000025254 Cannabis sativa Species 0.000 description 1
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Classifications
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01K—ANIMAL HUSBANDRY; AVICULTURE; APICULTURE; PISCICULTURE; FISHING; REARING OR BREEDING ANIMALS, NOT OTHERWISE PROVIDED FOR; NEW BREEDS OF ANIMALS
- A01K61/00—Culture of aquatic animals
- A01K61/50—Culture of aquatic animals of shellfish
- A01K61/59—Culture of aquatic animals of shellfish of crustaceans, e.g. lobsters or shrimps
-
- Y—GENERAL 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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A40/00—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production
- Y02A40/80—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in fisheries management
- Y02A40/81—Aquaculture, e.g. of fish
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- Life Sciences & Earth Sciences (AREA)
- Environmental Sciences (AREA)
- Marine Sciences & Fisheries (AREA)
- Zoology (AREA)
- Animal Husbandry (AREA)
- Biodiversity & Conservation Biology (AREA)
- Cultivation Of Plants (AREA)
Abstract
The present invention relates to aquaculture of aquatic animal technical field, and a kind of lobster cultivation method based on space lotus is disclosed, included the following steps：Lotus field selects：Irrigation condition is good, has abundant water resources, the moderate sand of the fertile loose mud foot of soil property or the fertile paddy field of purple sand mud, and fertilizer conservation water conservation, and illumination is sufficient, and field bottom is smooth, and the thickness of arable layer is in more than 20cm；Site preparation and fertilization：Field is finely flattened in mid or late March, makes its mud is rotten such as to starch, you can plant, space lotus growth period length, need to be fertile more, base manure should be mainly based on organic fertilizer；Plant in due course.The lobster cultivation method based on space lotus; can be very big reduce the infringement of natural enemy, germ etc. to cray; cray survival rate is high; the speed of growth is fast, and yield is high, increase space lotus yield that can be largely; the more rationalization for making people apply resource; the production interests of people are effectively increased, reduce the production cost of people, resource is preferably protected.
Description
Technical field
The present invention relates to aquaculture of aquatic animal technical field, is specially a kind of lobster cultivation method based on space lotus.
Background technology
Cray is economic freshwater shrimps, and because meat flavour is delicious wide welcomed by the people, it is similar to shrimp and crust is hard, adult length
About 5.6-11.9cm, kermesinus, the nearly black in crust part, belly back side have a wedge-shaped striped.Juvenile prawn body is uniform grey, is had
When have black ripple, chela is long and narrow.Do not separated by areola in the middle part of crust, obvious tool particle on crust, volume sword tool gemmule or
Volume sword end has indentation.Because of cray omnivorousness, the speed of growth it is fast, adaptable and formed in local environment absolute
Competitive advantage, cray has become Important Economic breed variety in China in recent years.
The excellent white lotus kind of space Nelumbo, is white lotus seed Space Mutation Breeding achievement in research.Space lotus has breeding time
Length, resistance, Hua Duo, fluffy big, setting percentage height, particle are big, superior quality feature, and more conventional kind increases production more than 1 times.
Generally people can only launch some fries in the waters of cultivation space lotus, but present fry income is little,
And also there is very big limitation to the quantity of fry in a piece of waters, if it is possible to cultivated at the same time in the waters of space lotus cultivation small
Lobster, then from the benefit for largely increasing people, so we have proposed a kind of lobster cultivation based on space lotus now
Method.
The content of the invention
(1) technical problem solved
In view of the deficiencies of the prior art, the present invention provides a kind of lobster cultivation method based on space lotus, possess at the same time
Cultivate space lotus and the advantages that cray, it is little to solve present fry income, and to the quantity of fry in a piece of waters
Also there is the problem of very big limitation.
(2) technical solution
To realize purpose that is above-mentioned while cultivating space lotus and cray, the present invention provides following technical solution：
A kind of lobster cultivation method based on space lotus, includes the following steps：
1) lotus field selects：Irrigation condition is good, has abundant water resources, the fertile loose mud foot of soil property moderate sand or purple sand mud
Fertile paddy field, and fertilizer conservation water conservation, illumination is sufficient, and field bottom is smooth, and the thickness of arable layer is in more than 20cm.
2) site preparation and fertilization：Field is finely flattened in mid or late March, makes its mud rotten as starched, you can to plant, space lotus growth period
It is long, need to be fertile more, base manure should be mainly based on organic fertilizer.
3) plant in due course：Temperature stabilization is at 11-13 DEG C, and Tanaka's muddy water temperature is adapted to plant more than 15 DEG C, plants space
Lotus.
4) field management：Stable level depth cannot flood lotus leaf, and in the 4-5 months, cold wave day is preferably deep, and fine day is preferably shallow, promote early
Raw fast hair, the fine day of more than 25 DEG C of temperature after the Summer Solstice in June, pour water 10-15cm, and the later stage blossoms and bears fruit, and protects flower bud and cools down, high temperature-proof is scalded
Wound；Water depth can be added to 15-18cm.
5) seed is put in a suitable place to breed：The shrimp seedling of body long 3-5cm is chosen, is carried out disinfection with 3% concentration brine to shrimp seedling processing, per acre pond
25-30 kilograms of cray seedling is put on the pool in a suitable place to breed, while puts 6-8 tailed silver carps and 50-80 tail bigheads in a suitable place to breed per acre in pond.
6) water is trained：After shrimp ponds water inlet, apply bio-feritlizer into water body and carry out training water, applied amount is 200 kilograms per acre.
7) lotus leaf is handled：The neat seedling of the root and stem of certain plants is mended, is reserved seed for planting spare, no spare can adjust from the good place of issue of bidding documents, while adjust lotus
Whip, eliminates old lotus root；Intertillage top dressing in time, appropriate priming leaf, planting lotus field, July, early and middle ten days were extractd without vertical leaf 1-2 time is spent, often later
A seedpod of the lotus is harvested, will be extractd conveniently with section position lotus leaf, but it is noted that field is evenly distributed, when mercury dropped Newborn Leaves are seldom,
No longer priming leaf, intertills top dressing in time.
8) bait management：Put in after seedling 3 days, feed the small fish and meat mincing of rubbing, put in seedling January and launch small fish, shrimp
Seedling length feeds spiral shell, the freshwater mussel of grating to 6-7cm；Respectively feed once sooner or later daily, feeding amount is the 5%- of shrimp seedling weight
10%, feeding in morning amount accounts for the 20%-30% of whole day feeding amount, and the feeding amount in evening accounts for the 70%-80% of whole day feeding amount, bait
Material is thrown in shoal along pond surrounding, is fed uniformly；Feeding amount halves below 22 DEG C of water temperature, and 15 DEG C of stoppings are fed, when molten in water
Oxygen amount is low, water quality deterioration, thunderstorm muggy weather when stop feed.
9) Water-quality control：Weekly plus 15~20 centimetres of water, water transparence control is at 35 centimetres, and running check is into discharge outlet
Filter screen, there is moss in pond, sprayed per acre with the copper sulphate of 0.25kg in the place for having moss.
10) disease prevention and cure：Periodically use lime disinfection water, 1 meter of depth of water dosage be 15 kilograms per acre；In the Spring Equinox in spring
With the previous week in White Dew in autumn, using killing infusorian medicine for 1 time, the next day again with 1 disinfecting drug.
11) fishing in due course：After cray lays eggs, when shrimp seedling length is to 40-50 grams, it will catch out into shrimp.
12) lotus seeds pick and process stores：It is Harvesting Date when cell slightly loosens, excessively always when lotus seed pericarp is changed into brown
Cross it is tender influence product quality, picking just, later stage Grain Ripening it is slower, can the next day pick once, on the middle ten days and the last ten days in July to August
The middle ten days is hot on the occasion of high temperature, be easy to cause high temperature force it is ripe, it is after lotus seeds harvesting is returned, i.e., easy to process, and using solar source,
Sun shines and is dried below with low baking temperature above, wants spreading for cooling to case again after lotus seeds drying, is sealed and stored.
Preferably, the organic fertilizer in the step 2) includes 500-600 kilograms of dung polluted water, farmyard manure 30-60 loads, phosphate fertilizer
20-30 kilograms, 80-120 kilograms of cake fertilizer, gives as security 5-15 kilograms of fertilizer, or 100-130 kilograms of space lotus special complex fertilizer.
Preferably, the space lotus in the step 3) 200 or so per acre, 4 × 3 meters of row strains, the depth of planting are propped up per root and stem of certain plants 3-4
10-13cm kind lotus roots are put well, the sposh of front and rear each two lids 6-8cm, in addition, filling the insulation of 10-15cm deep water after planting.
Preferably, the step 10) further includes that cray disease resistance is strong, and disease will not generally occur for the culture-cycle, main
Will based on prevention, the Natural Enemies of cray are frog, water snake, mouse, therefore periodically killed mouse to pond, except frog's egg,
The guard of pond intake-outlet is inspected periodically at the same time, prevents water snake from invading；It is 3mg/ with concentration when cray suffers from parasitic disease
The potassium permanganate immersion cray of kg-5mg/kg 30 minutes；During generation bacterial infection, mix bait with Ciprofloxacin and feed, dosage
For 1g/kg-2g/kg, it is used in conjunction 3-5 days.
(3) beneficial effect
Compared with prior art, the present invention provides a kind of lobster cultivation method based on space lotus, possess following beneficial
Effect：
1st, should lobster cultivation method based on space lotus, by pond, seedling injected volume, feeding amount and feeding time,
The links such as water quality, disease prevention and cure and fishing are reasonably controlled so that reduction natural enemy that can be very big, germ etc. are to small dragon
The infringement of shrimp, cray survival rate is high, and the speed of growth is fast, and yield is high；By to pond, fertilization time, dose, water quality, lotus
The links such as leaf processing and lotus leaf collection are rationally controlled so that increase space lotus yield that can be largely.
2nd, the lobster cultivation method based on space lotus is somebody's turn to do, by cultivating space lotus at the same time in a piece of waters and cultivating small dragon
Shrimp, the more rationalization that people can be made to apply resource, is effectively increased the production interests of people, reduces the production of people
Cost, preferably protects resource.
Embodiment
Below in conjunction with the embodiment of the present invention, the technical solution in the embodiment of the present invention is clearly and completely retouched
State, it is clear that described embodiment is only part of the embodiment of the present invention, instead of all the embodiments.Based on the present invention
In embodiment, the every other implementation that those of ordinary skill in the art are obtained without making creative work
Example, belongs to the scope of protection of the invention.
A kind of lobster cultivation method based on space lotus, includes the following steps：
1) lotus field selects：Irrigation condition is good, has abundant water resources, the fertile loose mud foot of soil property moderate sand or purple sand mud
Fertile paddy field, and fertilizer conservation water conservation, illumination is sufficient, and field bottom is smooth, and the thickness of arable layer is in more than 20cm.
2) site preparation and fertilization：Field is finely flattened in mid or late March, makes its mud rotten as starched, you can to plant, space lotus growth period
It is long, need to be fertile more, base manure should be mainly based on organic fertilizer；Organic fertilizer in step 2) includes 500-600 kilograms of dung polluted water, farmyard manure
30-60 is carried on a shoulder pole, 20-30 kilograms of phosphate fertilizer, 80-120 kilograms of cake fertilizer, gives as security 5-15 kilograms of fertilizer, or space lotus special complex fertilizer 100-130 public affairs
Jin；Space lotus in step 3) 200 or so per acre, 4 × 3 meters of row strains are propped up per root and stem of certain plants 3-4, and depth of planting 10-13cm kind lotus roots are put well,
The sposh of front and rear each two lids 6-8cm, in addition, filling the insulation of 10-15cm deep water after planting.
3) plant in due course：Temperature stabilization is at 11-13 DEG C, and Tanaka's muddy water temperature is adapted to plant more than 15 DEG C, plants space
Lotus.
4) field management：Stable level depth cannot flood lotus leaf, and in the 4-5 months, cold wave day is preferably deep, and fine day is preferably shallow, promote early
Raw fast hair, the fine day of more than 25 DEG C of temperature after the Summer Solstice in June, pour water 10-15cm, and the later stage blossoms and bears fruit, and protects flower bud and cools down, high temperature-proof is scalded
Wound；Water depth can be added to 15-18cm.
5) seed is put in a suitable place to breed：The shrimp seedling of body long 3-5cm is chosen, is carried out disinfection with 3% concentration brine to shrimp seedling processing, per acre pond
25-30 kilograms of cray seedling is put on the pool in a suitable place to breed, while puts 6-8 tailed silver carps and 50-80 tail bigheads in a suitable place to breed per acre in pond.
6) water is trained：After shrimp ponds water inlet, apply bio-feritlizer into water body and carry out training water, applied amount is 200 kilograms per acre.
7) lotus leaf is handled：The neat seedling of the root and stem of certain plants is mended, is reserved seed for planting spare, no spare can adjust from the good place of issue of bidding documents, while adjust lotus
Whip, eliminates old lotus root；Intertillage top dressing in time, appropriate priming leaf, planting lotus field, July, early and middle ten days were extractd without vertical leaf 1-2 time is spent, often later
A seedpod of the lotus is harvested, will be extractd conveniently with section position lotus leaf, but it is noted that field is evenly distributed, when mercury dropped Newborn Leaves are seldom,
No longer priming leaf, intertills top dressing in time.
8) bait management：Put in after seedling 3 days, feed the small fish and meat mincing of rubbing, put in seedling January and launch small fish, shrimp
Seedling length feeds spiral shell, the freshwater mussel of grating to 6-7cm；Respectively feed once sooner or later daily, feeding amount is the 5%- of shrimp seedling weight
10%, feeding in morning amount accounts for the 20%-30% of whole day feeding amount, and the feeding amount in evening accounts for the 70%-80% of whole day feeding amount, bait
Material is thrown in shoal along pond surrounding, is fed uniformly；Feeding amount halves below 22 DEG C of water temperature, and 15 DEG C of stoppings are fed, when molten in water
Oxygen amount is low, water quality deterioration, thunderstorm muggy weather when stop feed.
9) Water-quality control：Weekly plus 15~20 centimetres of water, water transparence control is at 35 centimetres, and running check is into discharge outlet
Filter screen, there is moss in pond, sprayed per acre with the copper sulphate of 0.25kg in the place for having moss.
10) disease prevention and cure：Periodically use lime disinfection water, 1 meter of depth of water dosage be 15 kilograms per acre；In the Spring Equinox in spring
With the previous week in White Dew in autumn, using killing infusorian medicine for 1 time, the next day again with 1 disinfecting drug；Step 10) further includes
Cray disease resistance is strong, and disease will not generally occur for the culture-cycle, and mainly based on prevention, the Natural Enemies of cray are green grass or young crops
The frog, water snake, mouse, therefore periodically killed mouse to pond, except frog's egg, while the guard of pond intake-outlet is inspected periodically, prevent
Sealing snake is invaded；When cray suffers from parasitic disease, the potassium permanganate for being 3mg/kg-5mg/kg with concentration immersion cray 30 is divided
Clock；During generation bacterial infection, mix bait with Ciprofloxacin and feed, dosage 1g/kg-2g/kg, is used in conjunction 3-5 days.
11) fishing in due course：After cray lays eggs, when shrimp seedling length is to 40-50 grams, it will catch out into shrimp.
12) lotus seeds pick and process stores：It is Harvesting Date when cell slightly loosens, excessively always when lotus seed pericarp is changed into brown
Cross it is tender influence product quality, picking just, later stage Grain Ripening it is slower, can the next day pick once, on the middle ten days and the last ten days in July to August
The middle ten days is hot on the occasion of high temperature, be easy to cause high temperature force it is ripe, it is after lotus seeds harvesting is returned, i.e., easy to process, and using solar source,
Sun shines and is dried below with low baking temperature above, wants spreading for cooling to case again after lotus seeds drying, is sealed and stored.
The beneficial effects of the invention are as follows：By preventing pond, seedling injected volume, feeding amount and feeding time, water quality, disease
The links such as control and catch reasonably to be controlled so that can be very big reduce the infringement to cray such as natural enemy, germ, it is small
Lobster survival rate is high, and the speed of growth is fast, and yield is high；By to pond, fertilization time, dose, water quality, lotus leaf processing and lotus leaf
The links such as collection are rationally controlled so that increase space lotus yield that can be largely, by a piece of waters
Space lotus and cultivation cray are cultivated at the same time, and the more rationalization that people can be made to apply resource, is effectively increased people
Production interests, reduce the production cost of people, resource preferably protected.
Although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with
Understanding without departing from the principles and spirit of the present invention can carry out these embodiments a variety of changes, modification, replace
And modification, the scope of the present invention is defined by the appended.
Claims (4)
1. a kind of lobster cultivation method based on space lotus, it is characterised in that include the following steps：
1) lotus field selects：Irrigation condition is good, has abundant water resources, and the moderate sand of the fertile loose mud foot of soil property or purple sand mud are fertile
Paddy field, and fertilizer conservation water conservation, illumination is sufficient, and field bottom is smooth, and the thickness of arable layer is in more than 20cm；
2) site preparation and fertilization：Field is finely flattened in mid or late March, makes its mud rotten as starched, you can is planted, space lotus growth period length, needs
Fertilizer is more, and base manure should be mainly based on organic fertilizer；
3) plant in due course：Temperature stabilization is at 11-13 DEG C, and Tanaka's muddy water temperature is adapted to plant more than 15 DEG C, plants space lotus；
4) field management：Stable level depth cannot flood lotus leaf, and in the 4-5 months, cold wave day is preferably deep, and fine day is preferably shallow, promote early raw fast
Hair, the fine day of more than 25 DEG C of temperature after the Summer Solstice in June, pour water 10-15cm, and the later stage blossoms and bears fruit, and protects flower bud cooling, and high temperature-proof is scalded；
Water depth can be added to 15-18cm；
5) seed is put in a suitable place to breed：The shrimp seedling of body long 3-5cm is chosen, is carried out disinfection with 3% concentration brine to shrimp seedling processing, pond is put per acre
25-30 kilograms of cray seedling is supported, while puts 6-8 tailed silver carps and 50-80 tail bigheads in a suitable place to breed per acre in pond；
6) water is trained：After shrimp ponds water inlet, apply bio-feritlizer into water body and carry out training water, applied amount is 200 kilograms per acre；
7) lotus leaf is handled：The neat seedling of the root and stem of certain plants is mended, is reserved seed for planting spare, no spare can adjust from the good place of issue of bidding documents, while adjust lotus whip, disappear
Except old lotus root；Intertillage top dressing in time, appropriate priming leaf, planting lotus field, July, early and middle ten days were extractd without vertical leaf 1-2 times is spent, and often harvested one later
A seedpod of the lotus, will extract with section position lotus leaf conveniently, but it is noted that field is evenly distributed, when mercury dropped Newborn Leaves are seldom, no longer pluck
Leaf, intertills top dressing in time；
8) bait management：Put in after seedling 3 days, feed the small fish and meat mincing of rubbing, put in seedling January and launch small fish, shrimp seedling length
To 6-7cm, spiral shell, the freshwater mussel of grating are fed；Respectively feed once sooner or later daily, feeding amount is the 5%-10% of shrimp seedling weight, early
Upper feeding amount accounts for the 20%-30% of whole day feeding amount, and the feeding amount in evening accounts for the 70%-80% of whole day feeding amount, and bait is along pond
Pool surrounding is thrown in shoal, is fed uniformly；Feeding amount halves below 22 DEG C of water temperature, and 15 DEG C of stoppings are fed, when dissolved oxygen in water is low,
Stop feeding when water quality deterioration, thunderstorm muggy weather；
9) Water-quality control：Weekly plus 15~20 centimetres of water, water transparence control is at 35 centimetres, mistake of the running check into discharge outlet
, there is moss in pond, is sprayed per acre with the copper sulphate of 0.25kg in the place for having moss in strainer；
10) disease prevention and cure：Periodically use lime disinfection water, 1 meter of depth of water dosage be 15 kilograms per acre；In the Spring Equinox and autumn in spring
The previous week in White Dew in season, using killing infusorian medicine for 1 time, the next day again with 1 disinfecting drug；
11) fishing in due course：After cray lays eggs, when shrimp seedling length is to 40-50 grams, it will catch out into shrimp.
12) lotus seeds pick and process stores：It is Harvesting Date when cell slightly loosens when lotus seed pericarp is changed into brown, it is excessively old excessively tender
Influence product quality, picking just, later stage Grain Ripening it is slower, can the next day pick once, the middle ten days and the last ten days in July to early and middle ten days in August
It is hot on the occasion of high temperature, be easy to cause high temperature force it is ripe, it is after lotus seeds harvesting is returned, i.e., easy to process, and using solar source, above
Sun shines and is dried below with low baking temperature, wants spreading for cooling to case again after lotus seeds drying, is sealed and stored.
2. a kind of lobster cultivation method based on space lotus according to claim 1, it is characterised in that in the step 2)
Organic fertilizer include 500-600 kilograms of dung polluted water, farmyard manure 30-60 loads, 20-30 kilograms of phosphate fertilizer, 80-120 kilograms of cake fertilizer, gives as security fertilizer
5-15 kilograms, or 100-130 kilograms of space lotus special complex fertilizer.
3. a kind of lobster cultivation method based on space lotus according to claim 1, it is characterised in that in the step 3)
Space lotus 200 or so per acre, 4 × 3 meters of row strains are propped up per root and stem of certain plants 3-4, depth of planting 10-13cm kind lotus roots are put well, front and rear each two lid
The sposh of 6-8cm, in addition, filling the insulation of 10-15cm deep water after planting.
A kind of 4. lobster cultivation method based on space lotus according to claim 1, it is characterised in that the step 10)
It is strong to further include cray disease resistance, disease will not generally occur for the culture-cycle, mainly based on prevention, the main day of cray
Oppose as frog, water snake, mouse, therefore periodically killed mouse to pond, except frog's egg, while inspect periodically the net of pond intake-outlet
Cover, prevents water snake from invading；When cray suffers from parasitic disease, the potassium permanganate for being 3mg/kg-5mg/kg with concentration soaks cray
30 minutes；During generation bacterial infection, mix bait with Ciprofloxacin and feed, dosage 1g/kg-2g/kg, is used in conjunction 3-5 days.
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