CN112042477A - Jujun grass seedling cultivation method - Google Patents
Jujun grass seedling cultivation method Download PDFInfo
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- CN112042477A CN112042477A CN202010744112.3A CN202010744112A CN112042477A CN 112042477 A CN112042477 A CN 112042477A CN 202010744112 A CN202010744112 A CN 202010744112A CN 112042477 A CN112042477 A CN 112042477A
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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
- A01G20/00—Cultivation of turf, lawn or the like; Apparatus or methods therefor
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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
- A01G13/00—Protecting plants
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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
- A01G7/00—Botany in general
- A01G7/06—Treatment of growing trees or plants, e.g. for preventing decay of wood, for tingeing flowers or wood, for prolonging the life of plants
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Abstract
The invention relates to the technical field of Jujun grass cultivation, in particular to a Jujun grass seedling cultivation method, which is carried out according to the following sequence: selecting and disinfecting a culture parent, putting the parent in a culture paddy field, adding a water disinfectant and a growth promoting agent, draining water to enable roots to contact sludge, and lifting and transplanting seedlings after the seedlings are formed. According to the invention, the cultivation matrix is disinfected by spraying a plant disinfectant and then directly thrown into the cultivation paddy field to grow the sprouts, so that the soaking stage in the prior art is saved, the area of the field occupied by cultivation is greatly reduced, and the time required in the whole cultivation process is shortened.
Description
Technical Field
The invention relates to the technical field of Jujun grass cultivation, in particular to a Jujun grass seedling cultivation method.
Background
Jujun grass belongs to the introduced plants in China, forms grass seeds suitable for the climate and soil environment in China after cultivation and transformation, can be used as culture materials for cultivating edible fungi and medicinal fungi, can also be used as feed for feeding animals such as cattle and sheep, has higher economic value, and is widely popularized and planted in recent years.
Common methods for breeding and cultivating the giant mycorrhizal grass comprise a cuttage method and a strip planting method, wherein the cuttage method is characterized in that axillary buds are adopted for soil-based asexual propagation, and the strip planting method is characterized in that the whole giant mycorrhizal grass is buried in the soil to cultivate seedlings.
In order to solve the problems, the Chinese patent document with application publication number CN110574640A discloses a method for cultivating seedlings of Jujun grass in water, which comprises four steps, namely, selecting grass straws, sterilizing, detoxifying and soaking the grass straws, accelerating germination and rooting of paddy fields, and cultivating soil.
Disclosure of Invention
The invention provides a method for cultivating pennisetum hydridum seedlings, which aims to solve the problems of large occupied space and long cultivation time in the prior art.
The cultivation method of the pennisetum hydridum seedling adopts the following technical scheme:
a method for cultivating jujun grass seedlings comprises the following steps:
firstly, selecting mature high-quality giant-quality pennisetum hydridum with germinated buds, cutting off lignified parts of the giant-quality pennisetum hydridum on the ground as a cultivation matrix, and spraying a plant disinfectant for killing mold;
secondly, putting the whole cultivation parent body into a prepared cultivation paddy field, wherein the cultivation parent body floats on the water surface of the cultivation paddy field, and the water depth of the cultivation paddy field is more than 5 cm;
thirdly, adding a water disinfectant for killing germs in the water and a growth promoting agent for promoting the growth of roots of the sprouts on the culture parent into the culture paddy field to enable the sprouts and the roots to grow fast and healthily;
fourthly, after the root length of the sprouts exceeds 5mm, draining water to ensure that the water depth of the cultivation paddy field does not exceed 5cm, ensuring that the lower ends of the roots of the sprouts are in contact with sludge at the bottom of the cultivation paddy field, exposing the upper parts of the sprouts in the air, and continuing to grow the sprouts and the roots thereof;
fifthly, when the whole height of the sprouts is not less than 20cm or the root length is not less than 10cm, the sprouts grow into seedlings, the seedlings are taken out and transferred to target soil for transplantation.
Preferably, in the first step, all leaves on the breeding mother body are removed after the breeding mother body is intercepted, and then the plant disinfectant is sprayed on the breeding mother body.
Optimally, the temperature of the water body of the cultivation paddy field is kept between 10 ℃ and 45 ℃.
Preferably, in the fifth step, after the cultivation matrix is taken out, the knots of the seedlings growing on the cultivation matrix are cut, and the seedlings are transplanted after being made into single-body seedlings.
Optimally, the seedlings are flatly placed in a transportation frame and kept ventilated during transfer, the temperature of the transfer environment is lower than 35 ℃, and the humidity is higher than 60%.
Optimally, the root of the seedling enters at least 8cm of target soil when the seedling is transplanted, and the target soil is compacted and irrigated thoroughly and then irrigated once every 7 days.
Preferably, the plant disinfectant is 1: 1000 potassium permanganate solution.
Preferably, the water disinfectant is copper sulfate, and the growth promoter is ferrous sulfate.
Preferably, the weight ratio of the copper sulfate to the ferrous sulfate is 5:2, and the copper sulfate concentration in the cultivation paddy field is 0.6g/m for carrying out the double-row cultivation at-0.75 g/m.
Preferably, in the fourth step, a liquid nitrogen fertilizer is applied to the cultivation paddy field after drainage, thereby promoting the rapid growth of the sprouts and the roots thereof.
The invention has the beneficial effects that: 1. according to the invention, the cultivation matrix is disinfected by spraying a plant disinfectant and then directly thrown into the cultivation paddy field to grow the sprouts, so that the soaking stage in the prior art is saved, the area of the field occupied by cultivation is greatly reduced, and the time required in the whole cultivation process is shortened.
2. The water disinfectant and the growth promoter applied in the cultivation paddy field ensure the growth environment of the sprouts and further promote the rapid and healthy growth of the sprouts and the roots thereof.
3. Cultivate the water of paddy field early stage darker, guaranteed the showy effect of cultivating the parent, prevent that the thickness of cultivating the parent differs and can't all float, do benefit to the sprouting growth of bud early stage, it can be quick to make the bud, high-quality sprouting, the water of cultivating the paddy field later stage is lighter, make each cultivate the root of different buds on the parent contact silt that can both be quick, and then receive the amazing further accelerating growth rate of silt, improve the stout degree, also can ensure the stability of cultivating the parent after the earth is pricked into to the root, prevent to cultivate the parent and overturn because of the focus changes, the skew subsequent transplantation of influence of bud length has been avoided.
Detailed Description
The technical solutions in the embodiments of the present invention are clearly and completely described below, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The embodiment 1 of the method for cultivating the pennisetum hydridum seedlings comprises the following steps:
firstly, selecting mature high-quality giant-quality pennisetum hydridum with germinated buds, cutting off lignified parts of the giant-quality pennisetum hydridum on the ground as a cultivation matrix, and spraying a plant disinfectant for killing mold;
secondly, putting the whole breeding parent into a prepared breeding paddy field, wherein the breeding parent floats on the water surface of the breeding paddy field, the water depth of the breeding paddy field is more than 5cm, so that the breeding parent with different thicknesses can float on the water surface, and the breeding paddy field can be selected from fields such as a paddy field, a fishpond and the like and can be built additionally;
thirdly, adding a water disinfectant for killing germs in the water and a growth promoting agent for promoting the growth of roots of the sprouts on the culture parent into the culture paddy field to ensure that the sprouts and the roots thereof grow fast and healthily;
randomly sampling the length of the roots of the sprouts, and after half of the sprouts in the sampled quantity have the root length of more than 5mm, draining water to ensure that the water depth of the cultivated paddy field is not more than 5cm, ensuring that the lower ends of the roots of the sprouts are in contact with sludge at the bottom of the cultivated paddy field and the upper parts of the sprouts are exposed in the air, and preferably ensuring that the roots of all the sprouts can be in contact with the sludge according to the actual situation and the sprouts and the roots thereof continue to grow; when the culture quantity of the culture parent is small or the culture parent is independently cultured in a single root, the roots of all the buds can be detected, and water is pumped when the roots of all the buds exceed 5 mm.
Fifthly, carrying out spot inspection on the sprouts to judge the overall height of the sprouts, when more than half of the sprouts are not less than 20cm, considering that the sprouts grow into qualified seedlings, taking out the seedlings, transferring the seedlings to target soil and transplanting the seedlings; the length of the roots of the sprouts may also be sampled, and when half of the length of the roots of the sprouts is not less than 10cm, the sprouts are considered to have grown into qualified seedlings.
The description of the half of the steps can be adjusted according to the actual survival rate requirement or the environment factors, such as 80 percent.
Optimized, in order to prevent to cultivate the blade corruption influence water quality on the parent, among the above-mentioned first step, clear away all blades on it after the intercepting is cultivated the parent, then spray plant disinfectant to cultivating the parent again, for the disinfection effect of guaranteeing plant disinfectant, can make the stop slightly, if stop about 5 minutes, in order to prevent that plant disinfectant from influencing the water of cultivating the paddy field, can wash cultivating the parent after the disinfection.
Optimally, in order to ensure the rapid and stable growth of the sprouts, the temperature of the water body for cultivating the paddy field is kept at 25 ℃.
Preferably, in order to provide nutrients for the sprouts and further promote the growth of the sprouts, in the fourth step, liquid nitrogen fertilizer is applied to the cultivation paddy field after drainage, so that the sprouts and the roots thereof are promoted to grow rapidly.
Preferably, in order to facilitate the transplanting of the seedlings, in the fifth step, after the breeding mother body is taken out, the knots of the seedlings growing on the breeding mother body are cut, and the seedlings are transplanted after being made into the monomer.
Optimally, in order to prevent the vitality of the seedlings from being damaged during transferring, the seedlings are flatly placed in a transportation frame and kept ventilated during transferring, the temperature of the transferring environment is lower than 35 ℃, and the humidity is higher than 60%.
Optimally, in order to ensure that the seedlings grow successfully, the roots of the seedlings enter target soil by at least 8cm when the seedlings are transplanted, the target soil is compacted and thoroughly poured, and then the seedlings are irrigated once every 7 days.
Optimally, in the embodiment, the plant disinfectant is prepared by mixing potassium permanganate and water in a ratio of 1: 1000 potassium permanganate solution.
Preferably, in this embodiment, the disinfectant in the water body is copper sulfate, and the growth promoter is ferrous sulfate.
Optimally, in order to ensure the rapid growth of the sprouts, the weight ratio of the copper sulfate to the ferrous sulfate is 5:2, and the concentration of the copper sulfate added into the cultivation paddy field is 0.6g/m for carrying out the cultivation.
The embodiment 2 of the method for cultivating the seedlings of the pennisetum hydridum of the invention is different from the embodiment 1 in that the temperature of water for cultivating a paddy field is 20 ℃; copper sulfate was harvested at a concentration of 0.75 g/m.
In other embodiments, the plant disinfectant can also be other agents with bacteria for killing mold and the like, such as bordeaux mixture, but needs to be planned according to the use requirements; the water disinfectant can also be other water disinfectants which have small influence on plant growth, such as sodium hypochlorite and the like, but needs to be planned for use according to the use requirement; the growth promoter can also be selected from other medicines for promoting growth according to actual conditions, such as aspirin or rooting powder; the temperature of the water body for cultivating the paddy field can be controlled between 10 ℃ and 45 ℃; the weight ratio of the copper sulfate to the ferrous sulfate can also be adjusted according to the actual water body condition, and the concentration of the copper sulfate can be controlled between 0.6g/m and 0.75g/m for carrying out the downward cultivation.
The invention has the advantages that:
1. according to the invention, the cultivation matrix is disinfected by spraying a plant disinfectant and then directly thrown into the cultivation paddy field to grow the sprouts, so that the soaking stage in the prior art is saved, the area of the field occupied by cultivation is greatly reduced, and the time required in the whole cultivation process is shortened.
2. The water disinfectant and the growth promoter applied in the cultivation paddy field ensure the growth environment of the sprouts and further promote the rapid and healthy growth of the sprouts and the roots thereof.
3. Cultivate the water of paddy field early stage darker, guaranteed the showy effect of cultivating the parent, prevent that the thickness of cultivating the parent differs and can't all float, do benefit to the sprouting growth of bud early stage, it can be quick to make the bud, high-quality sprouting, the water of cultivating the paddy field later stage is lighter, make each cultivate the root of different buds on the parent contact silt that can both be quick, and then receive the amazing further accelerating growth rate of silt, improve the stout degree, also can ensure the stability of cultivating the parent after the earth is pricked into to the root, prevent to cultivate the parent and overturn because of the focus changes, the skew subsequent transplantation of influence of bud length has been avoided.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.
Claims (10)
1. A method for cultivating jujun grass seedlings is characterized by comprising the following steps:
firstly, selecting mature high-quality giant-quality pennisetum hydridum with germinated buds, cutting off lignified parts of the giant-quality pennisetum hydridum on the ground as a cultivation matrix, and spraying a plant disinfectant for killing mold;
secondly, putting the whole cultivation parent body into a prepared cultivation paddy field, wherein the cultivation parent body floats on the water surface of the cultivation paddy field, and the water depth of the cultivation paddy field is more than 5 cm;
thirdly, adding a water disinfectant for killing germs in the water and a growth promoting agent for promoting the growth of roots of the sprouts on the culture parent into the culture paddy field to enable the sprouts and the roots to grow fast and healthily;
fourthly, after the root length of the sprouts exceeds 5mm, draining water to ensure that the water depth of the cultivation paddy field does not exceed 5cm, ensuring that the lower ends of the roots of the sprouts are in contact with sludge at the bottom of the cultivation paddy field, exposing the upper parts of the sprouts in the air, and continuing to grow the sprouts and the roots thereof;
fifthly, when the whole height of the sprouts is not less than 20cm or the root length is not less than 10cm, the sprouts grow into seedlings, the seedlings are taken out and transferred to target soil for transplantation.
2. The method for cultivating pennisetum hydridum seedlings according to claim 1, wherein in the first step, the cultivation matrix is cut, all leaves on the cultivation matrix are removed, and then the plant disinfectant is sprayed on the cultivation matrix.
3. The method for cultivating pennisetum hydridum seedlings according to claim 1 or 2, wherein the plant disinfectant is 1: 1000 potassium permanganate solution.
4. The method for cultivating pennisetum hydridum seedlings according to claim 1, wherein the temperature of the water body for cultivating the paddy field is kept between 10 ℃ and 45 ℃.
5. The method for cultivating pennisetum sinese seedlings according to claim 1, wherein in the fourth step, a liquid nitrogen fertilizer is applied to the cultivation paddy field after draining water, thereby promoting rapid growth of sprouts and roots thereof.
6. The method for cultivating seedlings of pennisetum sinese roxb according to claim 1, wherein in the fifth step, after the mother plant is removed, the knots of the seedlings of the mother plant are cut, and the seedlings are made into individual seedlings, which are then transplanted.
7. A method for cultivating seedlings of pennisetum hydridum as claimed in claim 6, wherein the seedlings are transferred by keeping them flat in a transport frame and keeping them ventilated, the temperature of the transfer environment is lower than 35 ℃ and the humidity is higher than 60%.
8. A method for cultivating seedlings of pennisetum hydridum according to claim 7, wherein the seedlings are transplanted such that the roots of the seedlings enter the target soil by at least 8cm, the target soil is compacted and drenched, and the seedlings are irrigated every 7 days.
9. The method for cultivating pennisetum hydridum seedlings according to claim 1, wherein the water disinfectant is copper sulfate, and the growth promoter is ferrous sulfate.
10. The method as claimed in claim 8, wherein the weight ratio of copper sulfate to ferrous sulfate is 5:2, and the copper sulfate concentration during the thin film cultivation is 0.6g/m through 0.75 g/m.
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| CN202010744112.3A CN112042477A (en) | 2020-07-29 | 2020-07-29 | Jujun grass seedling cultivation method |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113854043A (en) * | 2021-11-16 | 2021-12-31 | 内蒙古农业大学 | Spring container seedling cultivation technical method for planting pennisetum hydridum |
| CN115443861A (en) * | 2022-09-14 | 2022-12-09 | 华伟臻享(福建)投资发展有限公司 | Improved variety breeding method of Jujun grass |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113854043A (en) * | 2021-11-16 | 2021-12-31 | 内蒙古农业大学 | Spring container seedling cultivation technical method for planting pennisetum hydridum |
| CN115443861A (en) * | 2022-09-14 | 2022-12-09 | 华伟臻享(福建)投资发展有限公司 | Improved variety breeding method of Jujun grass |
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