CN114451239A - Cultivation method for planting selenium-rich rice - Google Patents
Cultivation method for planting selenium-rich rice Download PDFInfo
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- CN114451239A CN114451239A CN202210117107.9A CN202210117107A CN114451239A CN 114451239 A CN114451239 A CN 114451239A CN 202210117107 A CN202210117107 A CN 202210117107A CN 114451239 A CN114451239 A CN 114451239A
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- 235000007164 Oryza sativa Nutrition 0.000 title claims abstract description 163
- 235000009566 rice Nutrition 0.000 title claims abstract description 163
- BUGBHKTXTAQXES-UHFFFAOYSA-N Selenium Chemical compound [Se] BUGBHKTXTAQXES-UHFFFAOYSA-N 0.000 title claims abstract description 58
- 229910052711 selenium Inorganic materials 0.000 title claims abstract description 58
- 239000011669 selenium Substances 0.000 title claims abstract description 58
- 238000012364 cultivation method Methods 0.000 title claims abstract description 32
- 240000007594 Oryza sativa Species 0.000 title 1
- 241000209094 Oryza Species 0.000 claims abstract description 166
- 239000002689 soil Substances 0.000 claims abstract description 56
- 230000035784 germination Effects 0.000 claims abstract description 34
- 235000015097 nutrients Nutrition 0.000 claims abstract description 34
- 238000010438 heat treatment Methods 0.000 claims abstract description 30
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims abstract description 27
- 229910052760 oxygen Inorganic materials 0.000 claims abstract description 27
- 239000001301 oxygen Substances 0.000 claims abstract description 27
- 238000002360 preparation method Methods 0.000 claims abstract description 8
- 230000004083 survival effect Effects 0.000 claims abstract description 7
- 239000000843 powder Substances 0.000 claims abstract description 6
- 238000000034 method Methods 0.000 claims description 21
- 238000002791 soaking Methods 0.000 claims description 17
- 239000000463 material Substances 0.000 claims description 12
- 238000002156 mixing Methods 0.000 claims description 12
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 10
- 241000287828 Gallus gallus Species 0.000 claims description 8
- 235000010627 Phaseolus vulgaris Nutrition 0.000 claims description 8
- 244000046052 Phaseolus vulgaris Species 0.000 claims description 8
- XSQUKJJJFZCRTK-UHFFFAOYSA-N Urea Chemical compound NC(N)=O XSQUKJJJFZCRTK-UHFFFAOYSA-N 0.000 claims description 8
- WZLMXYBCAZZIRQ-UHFFFAOYSA-N [N].[P].[K] Chemical compound [N].[P].[K] WZLMXYBCAZZIRQ-UHFFFAOYSA-N 0.000 claims description 8
- 239000004202 carbamide Substances 0.000 claims description 8
- 210000003608 fece Anatomy 0.000 claims description 8
- 239000003337 fertilizer Substances 0.000 claims description 8
- 239000010871 livestock manure Substances 0.000 claims description 8
- 239000003415 peat Substances 0.000 claims description 8
- 239000005906 Imidacloprid Substances 0.000 claims description 5
- 238000001035 drying Methods 0.000 claims description 5
- YWTYJOPNNQFBPC-UHFFFAOYSA-N imidacloprid Chemical compound [O-][N+](=O)\N=C1/NCCN1CC1=CC=C(Cl)N=C1 YWTYJOPNNQFBPC-UHFFFAOYSA-N 0.000 claims description 5
- 229940056881 imidacloprid Drugs 0.000 claims description 5
- 230000001954 sterilising effect Effects 0.000 claims description 5
- 238000004659 sterilization and disinfection Methods 0.000 claims description 5
- 239000004563 wettable powder Substances 0.000 claims description 5
- 241000609240 Ambelania acida Species 0.000 claims description 4
- 230000001133 acceleration Effects 0.000 claims description 4
- 239000002253 acid Substances 0.000 claims description 4
- 239000010905 bagasse Substances 0.000 claims description 4
- 239000002374 bone meal Substances 0.000 claims description 4
- 229940036811 bone meal Drugs 0.000 claims description 4
- 239000004020 conductor Substances 0.000 claims description 4
- 238000005485 electric heating Methods 0.000 claims description 4
- 230000003203 everyday effect Effects 0.000 claims description 4
- 239000012535 impurity Substances 0.000 claims description 4
- 238000007873 sieving Methods 0.000 claims description 4
- 239000002918 waste heat Substances 0.000 claims description 4
- 238000009331 sowing Methods 0.000 claims description 3
- 229910052500 inorganic mineral Inorganic materials 0.000 abstract description 5
- 239000011707 mineral Substances 0.000 abstract description 5
- 241000196324 Embryophyta Species 0.000 abstract description 3
- 235000010755 mineral Nutrition 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 210000000038 chest Anatomy 0.000 description 2
- 238000009423 ventilation Methods 0.000 description 2
- 239000002351 wastewater Substances 0.000 description 2
- 102000004190 Enzymes Human genes 0.000 description 1
- 108090000790 Enzymes Proteins 0.000 description 1
- 210000000481 breast Anatomy 0.000 description 1
- 235000013339 cereals Nutrition 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 235000013305 food Nutrition 0.000 description 1
- 238000003973 irrigation Methods 0.000 description 1
- 230000002262 irrigation Effects 0.000 description 1
- 238000004321 preservation Methods 0.000 description 1
- 241000894007 species Species 0.000 description 1
- 239000011573 trace mineral Substances 0.000 description 1
- 235000013619 trace mineral Nutrition 0.000 description 1
Classifications
-
- 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
-
- 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
- A01G24/00—Growth substrates; Culture media; Apparatus or methods therefor
- A01G24/20—Growth substrates; Culture media; Apparatus or methods therefor based on or containing natural organic material
-
- 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
- A01G24/00—Growth substrates; Culture media; Apparatus or methods therefor
- A01G24/20—Growth substrates; Culture media; Apparatus or methods therefor based on or containing natural organic material
- A01G24/22—Growth substrates; Culture media; Apparatus or methods therefor based on or containing natural organic material containing plant material
- A01G24/27—Pulp, e.g. bagasse
-
- 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
- A01G24/00—Growth substrates; Culture media; Apparatus or methods therefor
- A01G24/20—Growth substrates; Culture media; Apparatus or methods therefor based on or containing natural organic material
- A01G24/28—Growth substrates; Culture media; Apparatus or methods therefor based on or containing natural organic material containing peat, moss or sphagnum
-
- 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
- A01G24/00—Growth substrates; Culture media; Apparatus or methods therefor
- A01G24/30—Growth substrates; Culture media; Apparatus or methods therefor based on or containing synthetic organic compounds
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Environmental Sciences (AREA)
- Botany (AREA)
- Pretreatment Of Seeds And Plants (AREA)
- Cultivation Of Plants (AREA)
Abstract
The invention discloses a cultivation method for planting selenium-rich rice, which relates to the technical field of rice planting and comprises the following steps: (1) treating rice seeds; (2) accelerating germination of rice seeds; (3) rice seedling raising; (4) and planting the rice. The cultivation method for planting the selenium-rich rice adopts a three-dimensional seedling raising mode when the rice is raised, meanwhile, a plurality of annular heating pipelines which are distributed in a concentric circle mode are arranged to facilitate uniform heating, the oxygen delivery pipe is further arranged to facilitate sufficient oxygen removal for the roots of the rice seedlings, the survival rate of the plants is facilitated to be improved through a heating oxygen increasing mode, seedling raising nutrient soil is adopted when the rice is raised, the nutrient soil contains nutrient components required by the growth of the rice seedlings and is also added with organic selenium and selenium mineral powder in the preparation process, the healthy growth of the selenium-rich rice seedlings during cultivation is facilitated, the cultivation method can enable the rice seedlings to take up selenium components in the rice seedlings, the selenium content of rice stalks is increased, and the selenium enrichment of the rice produced in the later period is facilitated.
Description
Technical Field
The invention relates to the technical field of rice planting, in particular to a cultivation method for planting selenium-rich rice.
Background
Rice is a cereal crop of the genus Oryza, and the representative species is rice. Selenium-rich rice is rice rich in trace element selenium. The rice growers are mainly distributed in the Asian monsoon regions. The planting of the rice in the monsoon regions has the history of 7000 years, the rice is the main food loved by local people, and the produced rice accounts for the vast majority of the total yield of the rice in the world. In the process of rice planting, rice needs to be cultivated firstly, and good plants are cultivated, so that subsequent benign planting and rice yield are facilitated.
The existing cultivation method for planting selenium-rich rice cannot increase the selenium content of rice stalks in the cultivation process, the heat preservation and oxygen transfer effects of rice seedlings are poor in the cultivation process, and the survival rate needs to be improved.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides a cultivation method for planting selenium-rich rice, and solves the problems in the background technology.
In order to achieve the purpose, the invention is realized by the following technical scheme, and the cultivation method for planting the selenium-enriched rice comprises the following steps:
(1) treating rice seeds;
(2) accelerating germination of rice seeds;
(3) rice seedling raising;
(4) and planting the rice.
Further, the cultivation method for planting the selenium-rich rice comprises the following specific steps:
(1) seed treatment of rice
S1, selecting high-quality rice varieties, sunning the rice varieties for 1-2 days before soaking the rice varieties, and turning the rice varieties once every 3-4 hours during sunning to ensure that the double-sided sunning is uniform and the dryness is consistent;
s2, soaking seeds after sun sowing, soaking the seeds in clear water for 30-50h at the temperature of 20-25 ℃, and simultaneously adding 2 g of 10% imidacloprid wettable powder into per kilogram of water for sterilization and deinsectization;
(2) and accelerating germination of rice seeds
S1, fishing out the rice seeds after seed soaking, drying the rice seeds, then accelerating germination, covering a film during accelerating germination, and keeping the temperature at 30-33 ℃;
s2, accelerating germination, and turning over for 1-2 times every day to make the upper, lower, inner and outer temperatures of the seeds uniform and uniform to achieve uniform germination;
s3, after the seeds break the chest and are exposed to white, the temperature can be controlled at 23-25 ℃, after the germination is finished, the seeds are spread in a shade place for airing, and the waste heat and the water are removed.
Further, the cultivation method for planting the selenium-rich rice further comprises the following specific steps:
(3) and rice seedling raising
S1, adopting a rice seedling tray to raise seedlings, adopting a three-dimensional seedling raising mode to raise the seedlings, and arranging seedling raising trays distributed by 3x3 in a cultivation frame;
s2, arranging a heating pipeline at the bottom of the seedling tray, heating the seedlings by adopting the heating pipeline to form a hotbed, and controlling the temperature to be between 20 and 25 ℃ to raise the seedlings so as to ensure the survival rate;
s3, arranging an oxygen conveying pipe below the interior of the nutrient soil at the bottom of the seedling tray to convey oxygen so as to ensure that the oxygen at the root of the rice seeds is sufficient;
s4, preparing seedling raising nutrient soil, paving the seedling raising nutrient soil in a seedling tray after the preparation, slowly watering the seedling tray to enable the soil to be soaked, and finally arranging the rice seeds subjected to germination acceleration in the seedling tray for raising seedlings.
Further, the cultivation method for planting the selenium-rich rice further comprises the following specific steps:
(4) and planting of rice
And after seedling raising is finished, taking out the rice seedlings with soil in the seedling raising tray, conveying the rice seedlings to the irrigated field, transplanting rice seedlings to form a rice field, and finishing cultivation and planting.
Further, in the rice seedling raising process in the step (3), the heating pipelines are a plurality of annular pipelines distributed in a concentric circle manner, the heating pipelines are made of insulating heat-conducting materials, and the heating pipes are heated through electric heating wires.
Furthermore, in the rice seedling raising process in the step (3), the oxygen conveying pipes are distributed in a cross shape or a field shape in the seedling raising tray, and the upper side and the lower side of each oxygen conveying pipe are in a hollow mesh structure.
Further, in the rice seedling raising process in the step (3), the seedling raising nutrient soil comprises the following components: 80-90 parts of peat soil, 8-12 parts of chicken manure, 8-10 parts of urea, 3-4 parts of organic selenium, 2-15 parts of nitrogen-phosphorus-potassium compound fertilizer and 6-9 parts of decomposed material, wherein the decomposed material is prepared by mixing bean dregs or bagasse with bean skin and bone meal and fermenting a small amount of selenium mineral powder.
Further, in the rice seedling raising process in the step (3), the preparation of the seedling raising nutrient soil comprises the following specific steps:
sieving high-quality peat soil, removing impurities, mixing with chicken manure, urea, organic selenium, a nitrogen-phosphorus-potassium compound fertilizer and a rotten material, fully mixing, adding a certain amount of acid soil to adjust the pH value of the soil, and thus obtaining the seedling-raising nutrient soil, wherein the pH value of the seedling-raising nutrient soil is 4.5-5.5.
Further, in the rice planting process in the step (4), the row spacing between the rice plants is 10-13cm, and the row spacing is 30 cm.
The invention provides a cultivation method for planting selenium-rich rice, which has the following beneficial effects: according to the cultivation method for planting the selenium-rich rice, the seeds can be promoted to be after-ripened and the activity of enzyme can be improved in the sun-drying process in the rice seed treatment process, the germination rate and the germination vigor of the seeds can be effectively improved, the seeds have a certain sterilization effect in the sun-drying process, a small amount of imidacloprid wettable powder can be effectively sterilized and deinsectized in the seed soaking process, the upper temperature, the lower temperature, the inner temperature and the outer temperature of the seeds can be uniform by turning in the subsequent germination accelerating process, and the germination is convenient to be tidy;
according to the cultivation method for planting the selenium-rich rice, a three-dimensional seedling raising mode is adopted during rice seedling raising, the space is conveniently and effectively utilized, meanwhile, a plurality of annular heating pipelines which are distributed in a concentric circle mode are arranged, the uniform heating is facilitated, the upper side and the lower side of the oxygen delivery pipe which are distributed in a cross shape or a field shape are in hollow mesh structures, the ventilation and drainage are facilitated, sufficient oxygen can be brought to the roots of the rice seedlings, and the survival rate of the plants is conveniently improved in a heating and oxygen increasing mode;
according to the cultivation method for planting the selenium-rich rice, the seedling cultivation nutrient soil is adopted during seedling cultivation, the nutrient soil contains nutrient components required by seedling growth and is added with organic selenium and selenium mineral powder, the pH value of the seedling cultivation nutrient soil is 4.5-5.5, the healthy growth of the selenium-rich rice seedlings during cultivation is facilitated, the cultivation method can enable the rice to absorb the selenium components in the rice seedlings, the selenium content of rice stems is increased, and the selenium-rich rice is beneficial to the selenium-rich rice produced in the later period.
A cultivation method for planting selenium-rich rice comprises the following steps:
(1) treating rice seeds;
(2) accelerating germination of rice seeds;
(3) rice seedling raising;
(4) and planting the rice.
The cultivation method for planting the selenium-rich rice comprises the following specific steps:
(1) seed treatment of rice
S1, selecting high-quality rice varieties, sunning the rice varieties for 1-2 days before soaking the rice varieties, and turning the rice varieties once every 3-4 hours during sunning to ensure that the double-sided sunning is uniform and the dryness is consistent;
s2, soaking seeds after sun sowing, soaking the seeds in clear water for 30-50h at the temperature of 20-25 ℃, and simultaneously adding 2 g of 10% imidacloprid wettable powder into per kilogram of water for sterilization and deinsectization;
(2) and accelerating germination of rice seeds
S1, fishing out the rice seeds after seed soaking, drying the rice seeds, then accelerating germination, covering a film during accelerating germination, and keeping the temperature at 30-33 ℃;
s2, accelerating germination, and turning over for 1-2 times every day to make the upper, lower, inner and outer temperatures of the seeds uniform and uniform to achieve uniform germination;
s3, after the breast is broken and the seeds are exposed to white, controlling the temperature at 23-25 ℃, spreading the seeds in a shade place for airing after germination accelerating, and removing waste heat and water;
(3) and rice seedling raising
S1, raising rice seedlings by adopting a rice seedling tray, wherein the rice seedlings are raised in a three-dimensional seedling raising mode, and the seedling raising trays distributed by 3x3 are arranged in the cultivation frame;
s2, arranging a heating pipeline at the bottom of the seedling tray, heating the seedlings by adopting the heating pipeline to form a hotbed, and controlling the temperature to be between 20 and 25 ℃ to raise the seedlings so as to ensure the survival rate;
s3, arranging an oxygen conveying pipe below the interior of the nutrient soil at the bottom of the seedling tray to convey oxygen so as to ensure that the oxygen at the root of the rice seeds is sufficient;
s4, preparing seedling raising nutrient soil, paving the seedling raising nutrient soil in a seedling tray after the preparation, slowly watering the seedling tray to enable the soil to be soaked, and finally arranging the rice seeds subjected to germination acceleration in the seedling tray for raising seedlings;
(4) and planting of rice
And after seedling raising is finished, taking out the rice seedlings with soil in the seedling raising tray, conveying the rice seedlings to the irrigated field, transplanting rice seedlings to form a rice field, and finishing cultivation and planting.
And (3) in the rice seedling raising process, the heating pipelines are a plurality of annular pipelines which are distributed in a concentric circle manner, the heating pipelines are made of insulating heat-conducting materials, and the interior of the heating pipe is heated through an electric heating wire.
And (3) in the rice seedling raising process, the oxygen conveying pipes are distributed in a cross shape or a field shape in the seedling raising tray, and the upper side and the lower side of each oxygen conveying pipe are in a hollow mesh structure.
In the process of rice seedling raising in the step (3), the seedling raising nutrient soil comprises the following components: 80-90 parts of peat soil, 8-12 parts of chicken manure, 8-10 parts of urea, 3-4 parts of organic selenium, 2-15 parts of nitrogen-phosphorus-potassium compound fertilizer and 6-9 parts of decomposed material, wherein the decomposed material is prepared by mixing bean dregs or bagasse with bean skin and bone meal and fermenting a small amount of selenium mineral powder.
In the process of rice seedling raising in the step (3), the preparation of the seedling raising nutrient soil comprises the following specific steps:
sieving high-quality peat soil, removing impurities, mixing with chicken manure, urea, organic selenium, a nitrogen-phosphorus-potassium compound fertilizer and a rotten material, fully mixing, adding a certain amount of acid soil to adjust the pH value of the soil, and thus obtaining the seedling-raising nutrient soil, wherein the pH value of the seedling-raising nutrient soil is 4.5-5.5.
And (4) in the rice planting process in the step (4), the row spacing between the rice plants is 10-13cm, and the row spacing is 30 cm.
In conclusion, the cultivation method for planting the selenium-rich rice comprises the following specific steps when in use: selecting high-quality rice varieties, sunning the rice varieties for 1-2 days before soaking the rice varieties, and turning the rice varieties once every 3-4 hours during sunning to ensure that the double-sided sunning is uniform and the dryness is consistent; soaking seeds after sun curing, soaking the seeds in clear water for 30-50h at the temperature of 20-25 ℃, and simultaneously adding 2 g of 10% imidacloprid wettable powder into per kilogram of water for sterilization and deinsectization; fishing out the rice seeds after seed soaking, airing, then accelerating germination, covering a film during accelerating germination, and keeping the temperature at 30-33 ℃; the seeds are turned over for 1-2 times every day while accelerating germination, so that the upper, lower, inner and outer temperatures of the seeds are uniform, and the seeds germinate in order; after the seeds break the chest and are exposed to white, the temperature can be controlled at 23-25 ℃, after germination is completed, the seeds are spread in a shade place for airing, and the waste heat and water are removed;
then, rice seedling trays are adopted for seedling raising, a three-dimensional seedling raising mode is adopted for seedling raising, and the seedling raising trays distributed by 3x3 are arranged in a culture rack; arranging a heating pipeline at the bottom of the seedling tray, heating the seedlings by adopting the heating pipeline to form a hotbed, controlling the temperature to be between 20 and 25 ℃ for raising the seedlings and ensuring the survival rate, wherein the heating pipeline is a plurality of annular pipelines which are distributed in a concentric circle manner, the heating pipeline is made of an insulating heat-conducting material, and the heating pipe is internally heated by an electric heating wire; meanwhile, an oxygen conveying pipe is arranged below the interior of the nutrient soil at the bottom of the seedling tray to convey oxygen, so that sufficient oxygen at the roots of the rice seeds is ensured, wherein the oxygen conveying pipe is distributed in the seedling tray in a cross shape or a field shape, and the upper side and the lower side of the oxygen conveying pipe are in hollow mesh structures, so that ventilation and drainage are facilitated;
then preparing seedling raising nutrient soil, wherein the seedling raising nutrient soil comprises the following components: 80-90 parts of peat soil, 8-12 parts of chicken manure, 8-10 parts of urea, 3-4 parts of organic selenium, 2-15 parts of nitrogen phosphorus potassium compound fertilizer and 6-9 parts of decomposed material, wherein the decomposed material is prepared by mixing bean dregs or bagasse with bean skin and bone meal and fermenting a small amount of selenium mineral powder, and the preparation of the seedling raising nutrient soil comprises the following specific steps: sieving high-quality peat soil, removing impurities, mixing with chicken manure, urea, organic selenium, a nitrogen-phosphorus-potassium compound fertilizer and a rotten material, fully mixing, adding a certain amount of acid soil to adjust the pH value of the soil, and thus obtaining the seedling-raising nutrient soil, wherein the pH value of the seedling-raising nutrient soil is between 4.5 and 5.5; after the rice seeds are prepared, the rice seeds are laid in a seedling tray, slowly watered to enable soil to be soaked, and finally the rice seeds after germination acceleration are arranged in the seedling tray to be raised;
and after seedling raising is finished, taking out the rice seedlings with soil in the seedling raising tray, conveying the rice seedlings to the field after irrigation, transplanting rice seedlings to form a rice field, and completing cultivation and planting, wherein the inter-row spacing of the rice is 10-13cm, and the row spacing is 30 cm.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (9)
1. A cultivation method for planting selenium-rich rice is characterized by comprising the following steps:
(1) treating rice seeds;
(2) accelerating germination of rice seeds;
(3) rice seedling raising;
(4) and planting the rice.
2. A cultivation method for planting selenium-enriched rice as claimed in claim 1, wherein the cultivation method for planting selenium-enriched rice comprises the following specific steps:
(1) seed treatment of rice
S1, selecting high-quality rice varieties, sunning the rice varieties for 1-2 days before soaking the rice varieties, and turning the rice varieties once every 3-4 hours during sunning to ensure that the double-sided sunning is uniform and the dryness is consistent;
s2, soaking seeds after sun sowing, soaking the seeds in clear water for 30-50h at the temperature of 20-25 ℃, and simultaneously adding 2 g of 10% imidacloprid wettable powder into per kilogram of water for sterilization and deinsectization;
(2) and accelerating germination of rice seeds
S1, fishing out the rice seeds after seed soaking, drying the rice seeds, then accelerating germination, covering a film during accelerating germination, and keeping the temperature at 30-33 ℃;
s2, accelerating germination, and turning over for 1-2 times every day to make the upper, lower, inner and outer temperatures of the seeds uniform and uniform to achieve uniform germination;
s3, after the seeds break the chest and are exposed to white, the temperature can be controlled at 23-25 ℃, after the germination is finished, the seeds are spread in a shade place for airing, and the waste heat and the water are removed.
3. A cultivation method for planting selenium-enriched rice as claimed in claim 1, wherein the cultivation method for planting selenium-enriched rice further comprises the following specific steps:
(3) and rice seedling raising
S1, adopting a rice seedling tray to raise seedlings, adopting a three-dimensional seedling raising mode to raise the seedlings, and arranging seedling raising trays distributed by 3x3 in a cultivation frame;
s2, arranging a heating pipeline at the bottom of the seedling tray, heating the seedlings by adopting the heating pipeline to form a hotbed, and controlling the temperature to be between 20 and 25 ℃ to raise the seedlings so as to ensure the survival rate;
s3, arranging an oxygen conveying pipe below the interior of the nutrient soil at the bottom of the seedling tray to convey oxygen so as to ensure that the oxygen at the root of the rice seeds is sufficient;
s4, preparing seedling raising nutrient soil, paving the seedling raising nutrient soil in a seedling tray after the preparation, slowly watering the seedling tray to enable the soil to be soaked, and finally arranging the rice seeds subjected to germination acceleration in the seedling tray for raising seedlings.
4. A cultivation method for planting selenium-enriched rice as claimed in claim 1, wherein the cultivation method for planting selenium-enriched rice further comprises the following specific steps:
(4) and planting of rice
And after seedling raising is finished, taking out the rice seedlings with soil in the seedling raising tray, conveying the rice seedlings to the irrigated field, transplanting rice seedlings to form a rice field, and finishing cultivation and planting.
5. A cultivation method for planting selenium-enriched rice as claimed in claim 3, wherein: and (3) in the rice seedling raising process, the heating pipelines are a plurality of annular pipelines which are distributed in a concentric circle manner, the heating pipelines are made of insulating heat-conducting materials, and the heating pipes are heated by electric heating wires.
6. A cultivation method for planting selenium-enriched rice as claimed in claim 3, wherein: and (3) in the rice seedling raising process in the step (3), the oxygen conveying pipes are distributed in a cross shape or a field shape in the seedling raising tray, and the upper side and the lower side of each oxygen conveying pipe are in a hollow mesh structure.
7. A cultivation method for planting selenium-enriched rice as claimed in claim 3, wherein: in the rice seedling raising process in the step (3), the seedling raising nutrient soil comprises the following components: 80-90 parts of peat soil, 8-12 parts of chicken manure, 8-10 parts of urea, 3-4 parts of organic selenium, 2-15 parts of nitrogen-phosphorus-potassium compound fertilizer and 6-9 parts of decomposed material, wherein the decomposed material is prepared by mixing bean dregs or bagasse with bean skin, bran shell and bone meal and fermenting a small amount of selenium ore powder.
8. A cultivation method for planting selenium enriched rice as claimed in claim 7, wherein: in the rice seedling raising process in the step (3), the preparation of the seedling raising nutrient soil comprises the following specific steps:
sieving high-quality peat soil, removing impurities, mixing with chicken manure, urea, organic selenium, a nitrogen-phosphorus-potassium compound fertilizer and a rotten material, fully mixing, adding a certain amount of acid soil to adjust the pH value of the soil, and thus obtaining the seedling-raising nutrient soil, wherein the pH value of the seedling-raising nutrient soil is 4.5-5.5.
9. A cultivation method for planting selenium-enriched rice as claimed in claim 4, wherein: in the rice planting process in the step (4), the row spacing between the rice plants is 10-13cm, and the row spacing is 30 cm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN202210117107.9A CN114451239A (en) | 2022-02-08 | 2022-02-08 | Cultivation method for planting selenium-rich rice |
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| CN202210117107.9A CN114451239A (en) | 2022-02-08 | 2022-02-08 | Cultivation method for planting selenium-rich rice |
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| CN114451239A true CN114451239A (en) | 2022-05-10 |
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| CN202210117107.9A Pending CN114451239A (en) | 2022-02-08 | 2022-02-08 | Cultivation method for planting selenium-rich rice |
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| CN (1) | CN114451239A (en) |
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| CN111226714A (en) * | 2020-01-20 | 2020-06-05 | 贺州市昊辰农业发展股份有限公司 | Seedling raising method for selenium-rich rice |
| CN215074503U (en) * | 2021-07-13 | 2021-12-10 | 哈尔滨辰昌农业科技有限公司 | Organic matter rice soilless seedling raising tray |
| CN215188448U (en) * | 2021-04-29 | 2021-12-17 | 怒江鑫泷优鲜农业科技发展有限公司 | Rice seedling raising device |
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| CN202112094U (en) * | 2011-05-05 | 2012-01-18 | 郎春 | New seedling cultivation disc for common seedling transplanter |
| CN204272795U (en) * | 2014-06-27 | 2015-04-22 | 章卓梁 | The intelligent hole plate seedling raising device of a kind of paddy rice |
| CN204616572U (en) * | 2015-05-13 | 2015-09-09 | 高凤文 | A kind of raising rice seedlings insulation water replanishing device |
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