CN104303915B - A kind of machine-transplanted rice water floating type seedling-cultivation technique - Google Patents
A kind of machine-transplanted rice water floating type seedling-cultivation technique Download PDFInfo
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- CN104303915B CN104303915B CN201410417777.8A CN201410417777A CN104303915B CN 104303915 B CN104303915 B CN 104303915B CN 201410417777 A CN201410417777 A CN 201410417777A CN 104303915 B CN104303915 B CN 104303915B
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01C—PLANTING; SOWING; FERTILISING
- A01C1/00—Apparatus, or methods of use thereof, for testing or treating seed, roots, or the like, prior to sowing or planting
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01G—HORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
- A01G22/00—Cultivation of specific crops or plants not otherwise provided for
- A01G22/20—Cereals
- A01G22/22—Rice
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- Life Sciences & Earth Sciences (AREA)
- Environmental Sciences (AREA)
- Soil Sciences (AREA)
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- Pretreatment Of Seeds And Plants (AREA)
Abstract
A kind of machine-transplanted rice water floating type seedling-cultivation technique, is characterized in that this technology comprises following implementation step: before sowing, fine day is basked seeds, floating method seed selection, medicament seed soaking, airing after seed soaking; Prepare PVC foamed board (0.3 gram/cc ~ 0.9 gram/cc of density), without damaged plastic sheeting, seedling Nutrition Soil or special seedling raising ground substance, common plastics woven cloth; Make seedling pond according to the wide 250 centimetres ~ standard of 260 centimetres, dark 10 centimetres ~ 12 centimetres; The sowing of employing plant equipment, every dish is broadcast tide and is planted 130 grams ~ 140 grams (or dry kind 110 grams ~ 110 grams); After planting folded dish, 30 DEG C ~ 32 DEG C of unglazed photograph, temperature, the neat seedling of darkening under the condition of air humidity 70% ~ 80%; Load 3 dish rice shoots (tep reel) to every PVC foamed board, seedling tray bottom need have 0.3 centimetre ~ 0.5 centimetre to remain in water; Woven cloth covers seedling pond, takes off in time film; Leaf look is taken off to light, to have fertilizer deficiency performance rice shoot, add ferrous sulfate with urea and be watered and spray, need the rice shoot that increases seedling age elasticity to be watered and to spray with 15% paclobutrazol wettable powder.
Description
Technical field
A kind of raising rice seedlings technology, relates in particular to the water floating type seedling-cultivation technique that is applicable to machinery and plants blanket appearance seedling.
Background technology
At present, paddy machinery rice transplanting mainly adopts blanket appearance seedling, and seedling-cultivation technique is mostly water and educates with drought and educate. Water is educated with drought and is educated comparative maturity of technology, but prerequisite is standard according to the rules to carry out seedling pond, very high to the making quality requirement in seedling pond, need to expend a large amount of manpower and financial resources. And these two kinds of methods are very high to pouring water, take off the management expectancy of the sport technique segments such as film, careless slightlyly just likely cause seedling growth bad, even blue or green withered seedling. In recent years, many seedling rich anies influential family are carrying out in the process of concentrating seedling, owing to pouring water, taking off the technical managements such as film not in place, cause Seedling Quality in Rice not high, bring many production hidden danger and economic dispute. In addition, constantly shift to city the between twenty and fifty labour in rural area, rural laborer's aging trend day by day highlight and the not high situation of labour's total quality under, whose problem of carrying out seedling and how cultivating seedling of paddy rice urgently cracks in the future. This technology adopts the floating seedling of water, only needs to form the floating environment of seedling dish and gets final product seedling, and what seedling pond was made is less demanding, and because seedling dish contacts with water always, whole seedling stage seedling pond does not need to pour water, and can save a large amount of artificial. In addition, the floating seedling of water can be carried out on field, cement field or prevailing roadway, and seedling dish turnover seedling pond is mainly floating on the water, saves the process of carrying back and forth rice shoot, and leather shoes operation can " be worn " completely by seedling peasant household, and " save worry and laborsaving " makes to till the land and become.
Summary of the invention
Determine date of seeding
The rice growing time is by reverse reckonings such as suitable date of seeding, local climate condition, transplanting date and the length of time rice seedlings grow of kind. Machine transplanting of rice area is large, should, according to conditions such as facility, labour and irrigations, arrange machine transplanting of rice progress properly, seed soaking by stages and in groups, and sowing, guarantees the of the right age transplanting of rice shoot in turn. Implement interval sowing, generally taking every 3 ~ 4 hectares as a date of seeding, per date of seeding interval 2 days ~ 3 days.
Seed preparation
Application rate should be determined according to paddy mass of 1000 kernel, and the high application rate of mass of 1000 kernel should be some more, otherwise should be less, generally prepare enough 45 kilograms of conventional japonica rice seeds by per hectare land for growing field crops. Before sowing, select fine day to bask seeds 2 days ~ 3 days, saline floatation method seed selection. 10 grams of 4 grams of the imidacloprid suspending agents that 2 milliliters of the dithiocyano-methane missible oil that is 10% by mass percent, mass percent are 25%, the chlorobromide isocyanuric acid water solube powder that mass percent is 50% (or mass percent be 3% Zhongshengmycin wettable powder 10 grams) are watered l0 kilogram, soak 5 kilograms ~ 6 kilograms of seed rice. Seed soaking time is determined with temperature, generally need soak foot 2 days ~ 3 days, airing 4 hours ~ 6 hours after seed soaking, and seed is not inter-adhesive can be sowed.
Goods and materials are prepared
Per hectare land for growing field crops is prepared enough without 315 ~ 360 of damaged, indeformable, standard seedling raising hard discs that card is clean (58 centimetres of interior path lengths, wide 28 centimetres, dark 3 centimetres); 105 ~ 120 of long 90 centimetres, wide 60 centimetres, the PVC foamed boards (0.3 gram/cc ~ 0.9 gram/cc of density) of thick 3 ~ 4 centimetres; Wide 250 centimetres ~ 260 centimetres, thick 0.1 ~ 0.12 millimeter without 3 ~ 6 meters of left and right of damaged plastic sheeting; 1500 ~ 1725 liters of 1500 kilograms of the Nutrition Soils that seedling is used or special seedling raising ground substances; Preferably 60 square metres of one side film plastic woven cloths of common plastics woven cloth.
Prepare seedling pond
Make seedling pond according to the wide 250 centimetres ~ standard of 260 centimetres, dark 10 centimetres ~ 12 centimetres, the suitably leveling of bottom, seedling pond, does not stay the hard thing of projection; Also can directly surround the seedling pond of respective shapes size with the material such as wood, water pipe.
Mechanical planting
Adopt the sowing of paddy rice blanket appearance seedling special mechanical equipment, before sowing, equipment is debugged. Guarantee 2 centimetres ~ 2.5 centimetres of the interior subsoil thickness of seedling dish, paving soil is evenly smooth; , without ponding, try to get to the heart of a matter without dripping in subsoil surface after watering on seedling dish, bed soil can drench after sowing earthing. Broadcast and frontly pilot with blank panel, get wherein normal sowing and calculate the average dish amount of broadcasting, adjust according to the situation of piloting, reach every dish and broadcast tide and plant the Appropriate of 130 grams ~ 140 grams (or dry kind 110 grams ~ 110 grams). Thickness of earth covering is 0.3 centimetre ~ 0.5 centimetre, and earthing evenly, does not reveal seed.
Stack darkening
After equipment sowing finishes, seedling dish is stacked, often folded the highlyest should not exceed 40 dishes. The seedling dish of folding is moved in special darkening equipment and carries out darkening, 30 DEG C ~ 32 DEG C of tarnish, temperature in maintenance equipment, air humidity 70% ~ 80%, can neat seedling about 2 days. Neat seedling standard: in seedling dish, the paddy rice young shoot rate of being unearthed reaches more than 90%, long 0.5 centimetre ~ 1 centimetre of young shoot. Qi Miaohou can be moved to seedling pond. As without special darkening equipment, after seedling dish can being stacked, cover completely with black plastic cloth or plastic sheeting enclosing cover shading net etc., under lucifuge state, heat and moisture preserving, also seedling together of the darkening 2 ~ 3 days of general sowing in June.
Seedling pond discharges water
, without the whole seedling of damaged film uniform fold pond film and bed soil are developed cut-and-dried, film is all covered bottom, seedling pond and periphery, create retaining environment. For preventing leaking, preferably cover bilayer film. With pouring water in backward seedling pond, guarantee 10 centimetres of left and right of the depth of water. While pouring water, note checking back and forth mending-leakage in time.
Assorted cold dishes are floating
After the neat seedling of rice shoot, load 3 dish rice shoots (tep reel) to every PVC foamed board. As use Nutrition Soil seedling, PVC foamed board to select 4 centimetres of left and right of thickness; As use matrix seedling, PVC foamed board to select 3 centimetres of left and right of thickness. The concrete thickness of PVC foamed board, loads after seedling dish with it, guarantee that PVC foamed board swims on the water surface of seedling pond, and seedling tray bottom need have 0.3 centimetre ~ 0.5 centimetre to remain in water. Can seedling dish required certain land for growing field crops area be loaded after PVC foamed board simultaneously, swim on seedling pond, manually with instruments such as bamboo poles, PVC foamed board has been organized into 2 row's 1 row.
Plastic woven cloth hides
After PVC foamed board is put in order, put 1 bamboo pole along seedling pond every 50 centimetres ~ 60 centimetres, woven cloth is stretching, even up rear being directly placed on seedling bed, side compacting, press tight; Also can woven cloth is stretching, even up bonnet on seedling bed after, every 30 centimetres ~ 40 centimetres bamboo let or the crooked chisels with long 20 centimetres of left and right, insert ground and fix. Shed also can be played in place with good conditionsi, or replaces plastic woven cloth with nonwoven.
Take off in time cloth
Conventional film hides and grows seedlings, and when rice shoot the second true leaf reaches 1 centimetre ~ 3 centimetres, will take off film, too early and all unfavorable to growing seedlings after taking off late film. Plastic woven cloth hides to grow seedlings and takes off the cloth time and can suitably postpone, and general 2 leaves 1 are taken off cloth around heart stage. If outside air temperature is on the low side, rice shoot growing way is not strong, suitably takes off cloth evening, if outside air temperature is higher, rice shoot growing way is excessively prosperous, should suitably early take off cloth. In the time that temperature of shed continues to exceed 28 DEG C, should take off in time cloth, avoid high temperature to cause rice shoot excessive growth.
Fertilizer management
Leaf look is taken off to light, to have fertilizer deficiency performance rice shoot, and general every 100 grams, urea for 50 seedling dishes, adds 20 grams, ferrous sulfate, is watered 10 kilograms and evenly sprays the dusk time-division in, after fertilising, cleans blade face again with fresh water spraying. The rice shoot that leaf look normal, blade is tall and straight, slightly executes to send and transfers fertilizer, and general every 25 grams, urea for 50 seedling dishes, is watered 10 kilograms and evenly sprays the dusk time-division in. Leaf look normal, and the sagging rice shoot of blade is not executed to send and transferred fertilizer.
The prevention and control of plant diseases, pest control
Rice shoot 2 leaf after dates, a situation arises to keep a close eye on insect pest, and the medication control of suiting the medicine to the illness in time, sprays the anti-poisoning of a small amount of clear water after spray medicine immediately. Adhere to being with medicine to transplant, transplant first 1 day ~ 2 days with a medicine.
The strong seedling of control seedling
As high in temperature, rainwater is many, rice shoot growing way is fast, can be in 21 heart stages of leaf, every 50 dishes 4 grams of 15% paclobutrazol wettable powders rice shoot for, are watered 20 kilograms and evenly spray, and delay plant strain growth, increase seedling age elasticity.
Strong sprout standard
Rice shoot is high 12 centimetres ~ and 16 centimetres, 15 days ~ 18 days length of time rice seedlings grow, leaf age 3.5 leaf ~ 4 leaves. It is green that seedling is endured leaf, and basal part of stem is thick flat flexible, root dish knot firmly, 2 centimetres ~ 2.3 centimetres of packing band soil thickness, thickness is consistent, individual plant Bai Genliang is more than 10, hundred 2 grams ~ 2.5 grams of strain overground part dry weights, every square centimeter of seedling 1.5 strain ~ 3 strains.
Playing dish transplants
After first seedling being folded out, volume seedling is stacked. 3 volume seedlings can be kept flat on a seedling dish, also rice shoot can be rolled and stack 3 layers ~ 4 layers. After being transported to the edge of a field, should unloading and keep flat immediately, rice shoot is unfolded naturally, be beneficial to the machine transplanting of rice.
Claims (13)
1. a machine-transplanted rice water floating type seedling raising method, is characterized in that this seedling raising method comprises following implementation step:
(1) make seedling pond according to the wide 250 centimetres ~ standard of 260 centimetres, dark 10 centimetres ~ 12 centimetres;
(2) adopt special mechanical equipment sowing, application rate is that tide is planted 130 grams ~ 140 grams, or dry kind 110 grams ~ 120 grams;
(3) after sowing finishes, seedling dish is stacked, move in special darkening equipment and carry out Qi Miao;
(4) in seedling pond, pour water, 10 centimetres of left and right of the depth of water;
(5) after the neat seedling of rice shoot, load 3 dish seedlings to every PVC foamed board, float on seedling pond, manual sorting is embarked on journey;
(6) plastic woven cloth is hidden on seedling bed, 21 heart stages of leaf, were taken off cloth;
(7) leaf look is taken off to light, to have fertilizer deficiency performance rice shoot, suitably mend and execute foliage fertilizer;
(8) rice shoot 2 leaf after dates, a situation arises to keep a close eye on insect pest;
(9) as fast in rice shoot growing way, spray with inhibitor, increase seedling age elasticity;
(10) reach after strong seedling standard, after seedling is folded out, volume seedling is stacked, and transports the machine transplanting of rice.
2. machine-transplanted rice water floating type seedling raising method according to claim 1, it is characterized in that before above-mentioned rice nursing seedlings seeding 2 milliliters of the dithiocyano-methane missible oil that is 10% by mass percent, mass percent is 4 grams of 25% imidacloprid suspending agents, mass percent is 10 grams of 50% chlorobromide isocyanuric acid water solube powders, is watered l0 kilogram, soaks 5 kilograms ~ 6 kilograms of seed rice, seed soaking time is determined with temperature, soak foot 2 days ~ 3 days, airing 4 hours ~ 6 hours after seed soaking, seed is not inter-adhesive can be sowed.
3. machine-transplanted rice water floating type seedling raising method according to claim 1, is characterized in that above-mentioned seedling-cultivation technique need to use 105 ~ 120 of the PVC foamed boards of 0.3 gram/cc ~ 0.9 gram/cc of long 90 centimetres, wide 60 centimetres, thick 3 ~ 4 centimetre, density; Wide 250 centimetres ~ 260 centimetres, thick 0.1 ~ 0.12 millimeter without 3 meters ~ 6 meters of damaged plastic sheetings; 1500 ~ 1725 liters of special seedling raising ground substances for seedling; 60 square metres of common plastics woven cloth.
4. machine-transplanted rice water floating type seedling raising method according to claim 1, it is characterized in that above-mentioned seedling-cultivation technique adopts special mechanical equipment sowing, debugging before sowing, guarantee 2 centimetres ~ 2.5 centimetres of the interior subsoil uniform thickness of seedling dish, after watering, seedling is tried to get to the heart of a matter, and soil is surperficial to drip without ponding, the nothing of trying to get to the heart of a matter, broadcast tide and plant 130 grams ~ 140 grams, or dry kind 110 grams ~ 120 grams, 0.3 centimetre ~ 0.5 centimetre of thickness of earth covering.
5. machine-transplanted rice water floating type seedling raising method according to claim 1, it is characterized in that above-mentioned seedling-cultivation technique moves to the seedling dish of broadcasting, folding in special darkening equipment, to carry out the neat seedling of darkening, 30 DEG C of left and right of temperature in maintenance equipment, air humidity 80% left and right, neat seedling standard is that the unearthed rate of the interior paddy rice young shoot of seedling dish reaches more than 90%, young shoot is grown 0.5 centimetre ~ 1 centimetre.
6. machine-transplanted rice water floating type seedling raising method according to claim 1, it is characterized in that above-mentioned seedling-cultivation technique is as without special darkening equipment, the seedling dish stacking is covered completely with black plastic cloth or plastic sheeting enclosing cover shading net, under lucifuge state, heat and moisture preserving, also seedling together of darkening 2 ~ 3 days.
7. machine-transplanted rice water floating type seedling raising method according to claim 1, it is characterized in that above-mentioned seedling pond makes according to the wide 250 centimetres ~ standard of 260 centimetres, dark 10 centimetres ~ 12 centimetres, the leveling of bottom, seedling pond, do not stay the hard thing of projection, will be without bottom, damaged film uniform fold seedling pond and periphery, backward seedling is poured water in pond, guarantees 10 centimetres of left and right of the depth of water.
8. machine-transplanted rice water floating type seedling raising method according to claim 1, it is characterized in that after the neat seedling of above-mentioned rice shoot, load 3 dish rice shoots to every PVC foamed board, load and can swim on the water surface of seedling pond after seedling dish and seedling tray bottom need have 0.3 centimetre ~ 0.5 centimetre to remain in water and determine thickness according to PVC foamed board, with the 3 centimetres of left and right thickness PVC foamed boards of selecting of matrix seedling.
9. machine-transplanted rice water floating type seedling raising method according to claim 1, is characterized in that above-mentioned seedling-cultivation technique is that seedling dish required certain land for growing field crops area has been loaded after PVC foamed board, swims on seedling pond, manually PVC foamed board is organized into 2 row's 1 row.
10. machine-transplanted rice water floating type seedling raising method according to claim 1, it is characterized in that above-mentioned seedling-cultivation technique puts 1 bamboo pole along seedling pond every 50 centimetres ~ 60 centimetres, plastic woven cloth is stretching, even up rear being directly placed on seedling bed, or every 30 centimetres ~ 40 centimetres bamboo let or the crooked chisels with long 20 centimetres of left and right, insertion ground is fixed, shed is played in place with good conditionsi, or replaces plastic woven cloth with nonwoven.
11. machine-transplanted rice water floating type seedling raising methods according to claim 1, is characterized in that above-mentioned seedling-cultivation technique throws off plastic woven cloth in 21 heart stages of leaf, and outside air temperature is on the low side, and rice shoot growing way is not strong, postpones and takes off cloth, and outside air temperature is higher, and rice shoot growing way is excessively prosperous, takes off ahead of time cloth; In the time that temperature of shed continues to exceed 28 DEG C, should take off in time cloth, avoid high temperature to cause rice shoot excessive growth.
12. machine-transplanted rice water floating type seedling raising methods according to claim 1, it is characterized in that above-mentioned seedling-cultivation technique takes off light, to have fertilizer deficiency performance rice shoot to leaf look, every 100 grams, urea for 50 seedling dishes, add 20 grams, ferrous sulfate, be watered 10 kilograms and evenly spray the dusk time-division in, after fertilising, clean blade face with fresh water spraying again.
13. machine-transplanted rice water floating type seedling raising methods according to claim 1, it is characterized in that above-mentioned seedling-cultivation technique temperature is high, rainwater is many, rice shoot growing way is fast, in 21 heart stages of leaf, every 50 dishes 4 grams of 15% paclobutrazol wettable powders for rice shoot, be watered 20 kilograms and evenly spray, increase seedling age elasticity.
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| CN105519391B (en) * | 2015-12-15 | 2018-06-12 | 苏州莲花岛生态农业专业合作社 | A kind of method for culturing seedlings of colour rice |
| CN105519354A (en) * | 2016-01-04 | 2016-04-27 | 江苏鸿程食用菌科技有限公司 | Shiitake mushroom and seedling cultivation interplanting method |
| CN105746227A (en) * | 2016-03-08 | 2016-07-13 | 中国水稻研究所 | Two-stage rice seedling raising device and two-stage rice seedling raising method |
| CN110063232A (en) * | 2019-05-15 | 2019-07-30 | 湖南农业大学 | A kind of strong seedling method for increasing of machine transplanting of rice early rice |
| CN110495364A (en) * | 2019-09-23 | 2019-11-26 | 江苏紫江生态农业有限公司 | A kind of purple fragrant glutinous rice matrix method of raising seedling |
| CN110663479A (en) * | 2019-11-06 | 2020-01-10 | 扬州大学 | High-yield and high-efficiency cultivation method for long-seedling-age machine-transplanted rice |
| CN111675643B (en) * | 2020-06-15 | 2021-10-26 | 浙江天宇药业股份有限公司 | Preparation method of brivaracetam |
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