CN108124906B - A rice seed soaking agent - Google Patents

Abstract

A rice seed soaking agent, which is an effervescent tablet, comprises: 0.08-0.12 parts of an insecticide; 0.08-0.12 parts of a fungicide; 0.16-0.24 parts of a chelating agent; 5-0 parts of a binder 10 parts; lubricant 2.5-5 parts; signal molecule donor 0.25-15 parts. It designs the soaking agent in the form of an effervescent tablet, which is easy to carry, and the active ingredients work quickly after adding water. At the same time, adding a signal molecule donor to the seed soaking agent can promote the growth of rice.

Description

A rice seed soaking agent

technical field

The invention relates to the technical field of crop cultivation, in particular to a rice seed soaking agent.

Background technique

In the existing rice soaking agents, the control of rice diseases and insect pests, the provision of rice corresponding nutrient elements, or the use of some growth regulators are considered, but some signal molecules needed in rice are not considered; and the current rice soaking agents neither consider The problem of rapid regreening of direct-directed rice after germination has not been focused on whether it can help rice germinate quickly on acidic soil; in addition, the current soaking agents are mostly powder or liquid bags, and there is no soaking agent in the form of effervescent tablets Occurs, it is inconvenient to use, and the manufacturing cost is high.

Contents of the invention

Aiming at the above-mentioned technical problems in the prior art, the present invention provides a rice seed soaking agent, which is designed in the form of an effervescent tablet, which is easy to carry, and the active ingredients will play a role quickly after adding water. At the same time, adding a signal molecule donor to the seed soaking agent can promote the growth of rice.

The invention provides a rice seed soaking agent, the rice seed soaking agent is an effervescent tablet, and in parts by weight, it comprises:

Insecticide 0.08-0.12 parts

Fungicide 0.08-0.12 parts

Chelating agent 0.16-0.24 parts

Adhesive 5-10 parts

Lubricant 2.5-5 parts

Signal molecule donor 0.25-15 parts.

Preferably, in parts by weight, it includes:

Insecticide 0.1 parts

Fungicide 0.1 parts

Chelating agent 0.2 parts

Adhesive 7 parts

Lubricant 3.5 parts

10 copies of signal molecule donors.

Preferably, it also includes:

Carbonate and/or bicarbonate 18-25 parts

60-70 parts of organic acid.

Preferably, in parts by weight, it also includes:

Carbonates and/or bicarbonates 20 parts

67 parts of organic acids.

Preferably, the insecticide includes one or more of Bacillus thuringiensis wettable powder, 10% imidacloprid wettable powder and 20% acetamiprid soluble powder; the bactericide includes 25% carbendazim wettable powder .

Preferably, the chelating agent includes disodium edetate.

Preferably, the binder includes one or more of polyvinylpyrrolidone, gum arabic, gelatin, gypsum, and paraffin.

Preferably, the lubricant comprises polyethylene glycol.

Preferably, the signal molecule donor includes one or more of sodium nitroprusside and sodium hydrosulfide.

Preferably, the carbonate is one or more of sodium carbonate, potassium carbonate, ammonium carbonate, calcium carbonate and magnesium carbonate;

The bicarbonate is one or more of sodium bicarbonate, potassium bicarbonate and ammonium bicarbonate;

The organic acid is one or more of tartaric acid, oxalic acid, malic acid, citric acid and ascorbic acid.

The technical solution of the present invention has the following technical effects:

1. After the effervescent tablet preparation is added to water, the active ingredients dissolve rapidly and are mixed quickly and evenly in the solution;

2. The signal molecule donor (SNP or NaHS) contained in it quickly generates NO or H ₂ S after contact with water, thereby regulating the vigor of the seeds and helping the seeds to germinate smoothly in acidic soil;

3. The NO and Mg ²⁺ provided by the signal molecule donor can help the rice seeds to quickly re-green after germination in the soil, thereby helping them to grow rapidly through photosynthesis;

4. Insecticides and fungicides can effectively help rice seeds resist pests and diseases after direct seeding.

Detailed ways

Embodiment one:

The invention provides a rice soaking agent, the rice soaking agent is an effervescent tablet suitable for sowing direct-seeded rice in acidic soil, which comprises: 0.08 parts of Bacillus thuringiensis wettable powder, 25% 0.08 parts of carbendazim wettable powder, 0.16 parts of disodium edetate, 5 parts of polyvinylpyrrolidone, 2.5 parts of polyethylene glycol, 0.25 parts of sodium hydrosulfide, 18 parts of sodium carbonate, and 60 parts of tartaric acid.

The preparation process is as follows: the above-mentioned components are dried and powdered separately, then granulated and dried, mixed and moistened with absolute alcohol containing polyvinylpyrrolidone, then polyethylene glycol is added as a lubricant, and extruded into 1000 effervescent tablets are enough.

In this example, Zhongzheyou No. 1 was selected as the rice variety to be soaked, and 1 piece of effervescent tablet was put into 1 liter of water to dissolve first, and then Zhongzheyou No. 1 seeds of the soaking group were put into the dissolved effervescent tablet Soak in the water, meanwhile, the Zhongzheyou No. 1 neutron of the control group is put into the water not containing the effervescent tablet soaking agent of the present invention and soaked for the same time.

After soaking, the seeds of the soaking group and the control group were directly sown on the Jiangxi red soil, the pH of the Jiangxi red soil was 4.5, and the soil aluminum content was 370 mg/Kg.

According to statistics, after sowing, as shown in Table 1, the germination rate of the control group is 85%, and the germination rate of the soaking group is 96%. It can be seen that the effervescent tablet soaking agent of the present invention can significantly improve the direct-directed rice in acidic soil. germination rate in . At the same time, the chlorophyll content of the shoot was measured three days after germination, and it was found that the chlorophyll content of the control group was 0.45, and that of the soaking group was 0.62. Thus, it is shown that the H ₂ S produced by sodium hydrosulfide in the effervescent tablet seed soaking agent of the present invention can regulate the vigor of seeds, help the seeds to germinate smoothly in acidic soil, and can significantly improve the regreening rate of rice after germination, helping It photosynthesizes rapidly, promoting its rapid growth.

Embodiment two:

The only difference between this example and Example 1 is that the rice seed soaking agent is an effervescent tablet, which includes: 0.12 parts of 10% imidacloprid wettable powder, 25% carbendazim 0.12 parts of wet powder, 0.24 parts of disodium edetate, 10 parts of gum arabic, 5 parts of polyethylene glycol, 15 parts of sodium nitroprusside, 25 parts of potassium bicarbonate, 70 parts of malic acid.

According to statistics, after sowing, as shown in Table 1, the germination rate of the control group is 81%, and the germination rate of the soaking group is 95%. It can be seen that the effervescent tablet soaking agent of the present invention can significantly improve the direct-directed rice in acidic soil. germination rate in . At the same time, the chlorophyll content of the shoot was measured three days after germination, and it was found that the chlorophyll content of the control group was 0.43, and that of the soaking group was 0.65. Thus, it is illustrated that the NO produced by sodium nitroprusside in the effervescent tablet seed soaking agent of the present invention can regulate the vigor of seeds, help the seeds to germinate smoothly in acidic soil, and can significantly improve the regreening rate of rice after germination, helping it quickly Carry out photosynthesis and promote its rapid growth.

Embodiment three:

The only difference between this example and Example 1 is that the rice seed soaking agent is an effervescent tablet, which includes: 10% imidacloprid wettable powder + 20% acetamiprid soluble powder for supply 0.1 part, 0.1 part of 25% carbendazim wettable powder, 0.2 part of disodium edetate, 7 parts of paraffin, 3.5 parts of polyethylene glycol, 8 parts of sodium nitroprusside + sodium hydrosulfide, magnesium carbonate + bicarbonate A total of 25 parts of salt, 70 parts of malic acid + citric acid.

According to statistics, after sowing, as shown in Table 1, the germination rate of the control group is 79%, and the germination rate of the soaking group is 98%. This shows that the effervescent tablet soaking agent of the present invention can significantly improve the direct-directed rice in acidic soil. germination rate in . At the same time, the chlorophyll content of the shoot was measured three days after germination, and it was found that the chlorophyll content of the control group was 0.39, and that of the soaking group was 0.71. Thus, it is illustrated that NO and H ₂ S produced by sodium nitroprusside and sodium hydrosulfide in the effervescent tablet seed soaking agent of the present invention can regulate the vigor of seeds, help seeds to germinate smoothly in acidic soil, and combine Mg ²⁺ , can It can significantly improve the regreening rate of rice after germination, help it to quickly carry out photosynthesis, and promote its rapid growth.

Table 1 is the experimental data of the germination rate and chlorophyll content of the control group and the soaked seed group in Examples 1 to 3.

Table 1 Experimental data on germination rate and chlorophyll content of control group and soaked seed group

Embodiment four:

The only difference between this example and Example 1 is that the rice seed soaking agent is an effervescent tablet, and in parts by weight, it includes: 0.1 part of 20% acetamiprid soluble powder, 25% carbendazim 0.1 parts of wettable powder, 0.2 parts of disodium edetate, 7 parts of gelatin, 3.5 parts of polyethylene glycol, 15 parts of sodium hydrosulfide, 20 parts of calcium carbonate, and 67 parts of ascorbic acid.

In this embodiment, the rice varieties to be soaked are selected from Nipponbare and Kasalath, first put 1 piece of effervescent tablet into 1 liter of water to dissolve, and then put the Nipponbare and Kasalath seeds of the soaking group into the water dissolved with the effervescent tablet respectively. Soak, at the same time, the Nipponbare and Kasalath seeds of the control group are put into respectively the soaking of the same time in the water not containing the effervescent tablet seed soaking agent of the present invention.

After soaking, the seeds of the soaking group and the control group were directly sown on Jiangxi red soil, wherein the Jiangxi red soil had a pH of 4.5 and a soil aluminum content of 370 mg/Kg.

According to statistics, after sowing, as shown in Table 2, the germination rate of the Nipponbare control group was 83%, the germination rate of the soaking group was 95%, the germination rate of the Kasalath control group was 88%, and the germination rate of the soaking group was 98%. It can be seen that the effervescent tablet seed soaking agent of the present invention can significantly improve the germination rate of direct-seeding rice in acidic soil. At the same time, the chlorophyll content of the shoot was measured three days after germination, and it was found that the chlorophyll content of the Nipponbare control group was 0.41, that of the soaking group was 0.79, that of the Kasalath control group was 0.42, and that of the soaking group was 0.65. Thus, it is shown that the H ₂ S produced by sodium hydrosulfide in the effervescent tablet seed soaking agent of the present invention can regulate the vigor of seeds, help the seeds to germinate smoothly in acidic soil, and can significantly improve the regreening rate of rice after germination, helping It photosynthesizes rapidly, promoting its rapid growth.

Embodiment five:

The only difference between this example and Example 4 is that the rice seed soaking agent is an effervescent tablet, and in parts by weight, it includes: a total of 0.09 parts of Bacillus thuringiensis wettable powder+10% imidacloprid wettable powder , 0.09 parts of 25% carbendazim wettable powder, 0.18 parts of disodium edetate, 8 parts of gypsum + paraffin, 4 parts of polyethylene glycol, 12 parts of sodium nitroprusside, 22 parts of calcium carbonate + magnesium carbonate , ascorbic acid + oxalic acid, a total of 87 parts.

According to statistics, after sowing, as shown in Table 2, the germination rate of the Nipponbare control group was 81%, the germination rate of the soaking group was 94%, the germination rate of the Kasalath control group was 85%, and the germination rate of the soaking group was 97%. It can be seen that the effervescent tablet seed soaking agent of the present invention can significantly improve the germination rate of direct-seeding rice in acidic soil. At the same time, the chlorophyll content of the shoot was measured three days after germination, and it was found that the chlorophyll content of the Nipponbare control group was 0.42, that of the soaking group was 0.82, that of the Kasalath control group was 0.37, and that of the soaking group was 0.71. Thus, it is shown that the H ₂ S produced by sodium hydrosulfide in the effervescent tablet seed soaking agent of the present invention can regulate the vigor of the seeds, help the seeds to germinate smoothly in acidic soil, and combine Mg ²⁺ , which can significantly improve the post-germination of rice. The regreening rate helps it to quickly photosynthesize and promote its rapid growth.

Embodiment six:

The only difference between this example and Example 4 is that the rice seed soaking agent is an effervescent tablet, and in parts by weight, it includes: 20% acetamiprid soluble powder + Bacillus thuringiensis wettable powder + 20% 0.12 parts of % acetamiprid soluble powder, 0.1 part of 25% carbendazim wettable powder, 0.2 parts of disodium edetate, 8 parts of polyvinylpyrrolidone + gum arabic + gelatin, 3.5 parts of polyethylene glycol, There are 12 parts of sodium hydrosulfide+sodium nitroprusside, 22 parts of calcium carbonate+magnesium carbonate+ammonium bicarbonate, and 65 parts of oxalic acid+malic acid+citric acid+ascorbic acid.

According to statistics, after sowing, as shown in Table 2, the germination rate of the Nipponbare control group was 85%, the germination rate of the soaking group was 97%, the germination rate of the Kasalath control group was 87%, and the germination rate of the soaking group was 97%. It can be seen that the effervescent tablet seed soaking agent of the present invention can significantly improve the germination rate of direct-seeding rice in acidic soil. At the same time, the chlorophyll content of the shoot was measured three days after germination, and it was found that the chlorophyll content of the Nipponbare control group was 0.39, that of the soaking group was 0.79, that of the Kasalath control group was 0.40, and that of the soaking group was 0.69. Thus, it is illustrated that the NO and H ₂ S produced by sodium hydrosulfide and sodium nitroprusside in the effervescent tablet seed soaking agent of the present invention can regulate the vigor of seeds, help seeds germinate smoothly in acidic soil, and combine Mg ²⁺ , can Significantly increase the regreening rate of rice after germination, help it quickly carry out photosynthesis, and promote its rapid growth.

Table 2 is the experimental data of the germination rate and chlorophyll content of the control group and the soaked seed group in Examples 4 to 6.

Table 2 Experimental data on germination rate and chlorophyll content of control group and seed soaking group

Embodiment seven:

The only difference between this example and Example 4 is that the rice seed soaking agent is an effervescent tablet, and in parts by weight, it includes: 0.09 parts of 20% acetamiprid soluble powder, 25% carbendazim 0.08 parts of wettable powder, 0.22 parts of disodium edetate, 8 parts of gypsum, 3.5 parts of polyethylene glycol, 5 parts of sodium hydrosulfide, 23 parts of ammonium bicarbonate + magnesium carbonate, 64 parts of malic acid.

In this embodiment, the rice varieties to be soaked are selected from Nipponbare and Kasalath, first put 1 piece of effervescent tablet into 1 liter of water to dissolve, and then put the Nipponbare and Kasalath seeds of the soaking group into the water dissolved with the effervescent tablet respectively. Soak, at the same time, the Nipponbare and Kasalath seeds of the control group are put into respectively the soaking of the same time in the water not containing the effervescent tablet seed soaking agent of the present invention.

After soaking, the seeds of the soaking group and the control group were directly sown on the paddy soil in Changshu, Jiangsu, wherein the pH of the paddy soil in Changshu, Jiangsu was 6.7, and the soil aluminum content was 52 mg/Kg.

According to statistics, after sowing, as shown in Table 3, the germination rate of the Nipponbare control group was 92%, the germination rate of the soaking group was 98%, the germination rate of the Kasalath control group was 96%, and the germination rate of the soaking group was 99%. It can be seen that the effervescent tablet seed soaking agent of the present invention can significantly improve the germination rate of direct-seeding rice in acidic soil. At the same time, the chlorophyll content of the aerial part was measured three days after germination, and it was found that the chlorophyll content of the Nipponbare control group was 0.60, that of the soaking group was 0.87, that of the Kasalath control group was 0.44, and that of the soaking group was 0.74. Thus, it is shown that the H ₂ S produced by sodium hydrosulfide in the effervescent tablet seed soaking agent of the present invention can regulate the vigor of seeds, help the seeds to germinate smoothly in acidic soil, and can significantly improve the regreening rate of rice after germination, helping It photosynthesizes rapidly, promoting its rapid growth.

Embodiment eight:

The only difference between this example and Example 7 is that the rice seed soaking agent is an effervescent tablet, which includes: 0.09 parts of 10% imidacloprid wettable powder, 25% carbendazim 0.09 parts of wet powder, 0.21 parts of disodium edetate, 8 parts of gypsum + gum arabic + polyvinylpyrrolidone, 4.2 parts of polyethylene glycol, 11 parts of sodium nitroprusside, 24 parts of sodium carbonate + potassium bicarbonate, lemon 66 parts of acid.

According to statistics, after sowing, as shown in Table 3, the germination rate of the Nipponbare control group was 87%, the germination rate of the soaking group was 94%, the germination rate of the Kasalath control group was 94%, and the germination rate of the soaking group was 98%. It can be seen that the effervescent tablet seed soaking agent of the present invention can significantly improve the germination rate of direct-seeding rice in acidic soil. At the same time, the chlorophyll content of the shoot was measured three days after germination, and it was found that the chlorophyll content of the Nipponbare control group was 0.58, that of the soaking group was 0.85, that of the Kasalath control group was 0.37, and that of the soaking group was 0.71. Thus, it is illustrated that the NO produced by sodium nitroprusside in the effervescent tablet seed soaking agent of the present invention can regulate the vigor of seeds, help the seeds to germinate smoothly in acidic soil, and can significantly improve the regreening rate of rice after germination, helping it quickly Carry out photosynthesis and promote its rapid growth.

Embodiment nine:

The only difference between this example and Example 7 is that the rice seed soaking agent is an effervescent tablet, which includes: Bacillus thuringiensis wettable powder + 10% imidacloprid wettable powder + 20% A total of 0.12 parts of acetamiprid soluble powder, 0.09 parts of 25% carbendazim wettable powder, 0.24 parts of disodium edetate, 9 parts of gum arabic + gelatin + paraffin, 4.8 parts of polyethylene glycol, sodium nitroprusside + Sodium Hydrosulfide 12 parts, Sodium Carbonate + Potassium Bicarbonate + Magnesium Carbonate 24 parts, Citric Acid + Tartaric Acid + Ascorbic Acid 6 parts.

According to statistics, after sowing, as shown in Table 3, the germination rate of the Nipponbare control group was 90%, the germination rate of the soaking group was 97%, the germination rate of the Kasalath control group was 95%, and the germination rate of the soaking group was 98%. It can be seen that the effervescent tablet seed soaking agent of the present invention can significantly improve the germination rate of direct-seeding rice in acidic soil. At the same time, the chlorophyll content of the aerial part was measured three days after germination, and it was found that the chlorophyll content of the Nipponbare control group was 0.62, that of the soaking group was 0.86, that of the Kasalath control group was 0.41, and that of the soaking group was 0.72. Thus, it is illustrated that NO and H ₂ S produced by sodium nitroprusside and sodium hydrosulfide in the effervescent tablet seed soaking agent of the present invention can regulate the vigor of seeds, and in conjunction with Mg ²⁺ help seeds germinate smoothly in acidic soil, and can Significantly increase the regreening rate of rice after germination, help it quickly carry out photosynthesis, and promote its rapid growth.

Table 3 is the experimental data of the germination rate and chlorophyll content of the control group and the soaked seed group in Examples 7 to 9.

Table 3 Experimental data of control group and seed soaking group germination rate and chlorophyll content

In summary, the seed soaking agent of the present invention is designed as an effervescent tablet preparation, which can be dissolved after adding water, so that its active ingredients can be quickly dissolved and mixed uniformly in the solution; the effervescent tablet preparation contains signal molecules for Nitroprusside or sodium hydrogen sulfide), which quickly generates NO or H ₂ S after contact with water, thereby regulating the vigor of seeds, significantly promoting the germination efficiency of rice and the regreening of rice after germination, and promoting rapid photosynthesis of rice function, normal growth; at the same time, the seed soaking agent of the present invention is suitable for the sowing of direct-seeding rice in acidic soil, improves the germination rate and increases its acid resistance and aluminum resistance on acidic soil, and helps the seeds to germinate smoothly in acidic soil, and the smoothness After the seedling stage; and insecticides and fungicides can effectively help rice seeds resist diseases and insect pests after direct seeding.

The above embodiments are only used to illustrate the technical solutions of the present invention, rather than to limit them; although the present invention has been described in detail with reference to the foregoing embodiments, those of ordinary skill in the art should understand that: it can still be described in the foregoing embodiments Modifications are made to the recorded technical solutions, or equivalent replacements are made to some of the technical features; and these modifications or replacements do not make the essence of the corresponding technical solutions deviate from the spirit and scope of the technical solutions of the embodiments of the present invention.

Claims (8)

1. a rice soaking agent, characterized in that, said rice soaking agent is an effervescent tablet, and in parts by weight, it comprises: The signal molecule donor includes one or more of sodium nitroprusside and sodium hydrosulfide. 2. rice seed soaking agent as claimed in claim 1, is characterized in that, by weight, it comprises: 3. rice seed soaking agent as claimed in claim 1, is characterized in that, by weight, also comprises: Carbonates and/or bicarbonates 20 parts 67 parts of organic acids. 4. rice seed soaking agent as claimed in claim 1, is characterized in that, described insecticide comprises one or more in Bacillus thuringiensis wettable powder, 10% imidacloprid wettable powder and 20% acetamiprid soluble powder ; The bactericide includes 25% carbendazim wettable powder. 5. rice seed soaking agent according to claim 1, is characterized in that, described chelating agent comprises disodium edetate. 6. rice seed soaking agent according to claim 1, is characterized in that, described binding agent comprises polyvinylpyrrolidone, gum arabic, gelatin, gypsum, one or more in paraffin. 7. rice seed soaking agent according to claim 1, is characterized in that, described lubricant comprises polyethylene glycol. 8. paddy seed soaking agent according to claim 1, is characterized in that, described carbonate is one or more in sodium carbonate, salt of wormwood, ammonium carbonate, calcium carbonate and magnesium carbonate; The bicarbonate is one or more of sodium bicarbonate, potassium bicarbonate and ammonium bicarbonate; The organic acid is one or more of tartaric acid, oxalic acid, malic acid, citric acid and ascorbic acid.