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The role of potassium fulvic acid.
Potassium fulvic acid plays a huge role in reducing the harm of agricultural drought, although potassium fulvic acid products (such as various drought resistant agents) produced by different manufacturers are different in the application effect of crops and the degree of influence on crop anti-transpiration, but a large number of test results show that the mechanism of action is basically the same.
1. Reduce stomatal opening and water transpiration. In 1979, Xu Xudan et al. of the Institute of Biology of Henan Academy of Sciences observed that wheat showed obvious drought resistance after spraying potassium fulvic acid, and further observation proved that the stomatal width could be reduced after two days of spraying, the total transpiration on the 9th day was reduced compared with the control, and the soil moisture content increased by one percent. The results of continuous observation showed that the effect of reducing the stomatal opening after application lasted for more than 12 days, and basically disappeared by the 13th day.
Subsequently, the experimental results of the Agricultural Bureau of Hami City, Xinjiang further verified the mechanism of the anti-transpiration effect of potassium fulvic acid. They sprayed different concentrations of potassium fulvic acid at the booting stage of wheat, and found that with the increase of dosage and concentration, the stomatal closure increased correspondingly, and the duration of the effect was also correspondingly prolonged, up to 22 days.
2. Promote root development and improve root vitality. Zhu Hansu et al. used wheat for potassium fulvic acid seed dressing, and the number and length of secondary roots increased significantly, and this effect could last from the seedling stage to the overwintering and regreening stage. The field survey showed that the plants were robust, the root-shoot ratio was improved, the senescence of the lower leaves was delayed, the number of green leaves was increased, the photosynthetic area was increased, and the dry matter accumulation increased.
It has been reported that potassium fulvic acid also has a significant effect on the root growth and vitality of corn, rice, peanut, sweet potato, etc. The average root length increased by centimeters, the number of roots increased, and the dry matter weight increased grams, thereby increasing the absorption of nitrogen, phosphorus and potassium in the soil. It is effective whether it is dressing, soaking or spraying.
Generally, the fertile leaf microbial agent contains a large amount of potassium fulvic acid to solve the problem of peanut stubble to a certain extent.
3. Effect on soil water holding capacity. Spraying potassium fulvic ate inhibited crop transpiration, slowed down soil moisture consumption, and increased soil water content accordingly. Meng Yuanping experimented to determine the changes of soil moisture content in wheat at different stages after spraying potassium fulvrate, and the consumption decreased within 10-20 days after spraying.
It has also been reported that the water content of different soil depths increased after spraying potassium fulvic acid in maize.
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Potassium fulvic acid can solve the problem of heavy cropping in peanut fields. Since the role of potassium fulvic acid is green, it is a high-efficiency and energy-saving fertilizer. He eliminates the insects on the ground through instant dissolving, and has a good effect on the prevention of root nematodes, which can prolong the shelf life and picking period of vegetable types, prevent early flower and fruit fall, and increase the sugar content of domestic products.
It is a very good fertilizer that can improve the quality of fruits.
Moreover, potassium fulvic acid can make crops take root quickly, take more roots, grow strongly, increase chlorophyll prevention, drought resistance, cold resistance energy, can prevent plant disease and other prevention, and potassium fulvic acid will form a gelatinous substance, and the fulvic acid or potassium fulvic acid in the saprolite can make the soil form a gelatinous substance to bond the land together. Increases the water stability of the soil. It can improve the soil that is too sandy or too clayey, and can also improve the ecological environment of crops, and if there is a phenomenon of heavy stubble on the ground, it can be improved.
Reduce the salt concentration of the soil and reduce the acidity and alkalinity of the saline-alkali soil, and improve the ecological environment of crops.
If the problem of heavy stubble in peanut land can be fertilized by potassium fulvic acid fertilizer, it can be applied stably into the soil, which can be directly decomposed and utilized by crops, and can also improve the soil environment to help the growth of crops.
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This chemical substance cannot solve the problem of heavy stubble in peanut fields, so when planting peanuts, we must pay attention to giving it the right temperature, humidity and good soil environment to make him grow better.
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Is Potassium Fulvic Acid Potash This is the question Is Potassium Fulvic Acid a Potassium Fertilizer. Is potassium fulrate potash a potash fertilizer is the question Is potassium fertilizer, specifically, it should be called organic compound potassium fertilizer.
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It is potash fertilizer, specifically, it should be called organic compound potash fertilizer.
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Peanuts: Socks seedling dosage: 300g mu, flowering dosage (with large fertilizer): 500g mu, fruit expansion with burning chain (with large section of tung fertilizer): 500g mu, the number of applications during the whole growth period 3 times!
Hope mine can help you, thanks! If you are satisfied with me as soon as possible, then please move your fingers to give a small one a full score, your Zhaoxun full score is the driving force for us to continue to move forward!!
Peanuts in flowering, needle pricking how to use mineral source fulvic acid potassium fertilizer.
Do you need to control the prosperity?
Hold on. There is no need to control the wang, and potassium fulvic acid is used normally.
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Summary. Peanuts: seedling dosage: 300g mu, flowering dosage (with large fertilizer): 500g mu, puffing fruit dosage (with large fertilizer): 500g mu, the number of applications during the whole growth period is 3 times!
Peanuts: Socks seedling dosage: 300g mu, flowering dosage (with large fertilizer): 500g mu, fruit expansion with burning chain (with large section of tung fertilizer): 500g mu, the number of applications during the whole growth period 3 times!
I hope I can help you, thank you! If you are satisfied with me, then please move your fingers to give the little one a Manchu early to open this praise, your full praise is the motivation for us to continue to move forward!!
Peanuts in flowering, needle pricking how to use mineral source fulvic acid potassium fertilizer.
Do you need to control the prosperity? Hold on.
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As a farmer, this aspect is still a little experienced, let's put it this way, things are divided into two, heavy stubble is not good, not only peanut stubble is not good, many crops, can not be stubble, heavy stubble will have many drawbacks, such as pests and diseases, crop growth, yield and quality greatly reduced.
But it doesn't mean that it can't be planted, under certain conditions, peanuts are not only heavy stubble, but for thousands of years, peanuts are planted every year, it can still grow very well, and the quality is not affected.
Some crops, that is, planted for 2 or 3 years, are not suitable for heavy planting, such as watermelon, melon, etc., after three years of heavy cropping, pests and diseases are useless if you use pesticides to strengthen management, melons are few, small, easy to get sick, quality and yield are a mess, there is no harvest, and what is heavy.
This kind of crop is not very pretentious, speaking with facts, very ancient times, we dare not say in vain, from recent decades, in the western part of our county, all the land is sandy soil, in the past, the water conservancy conditions are not good, and there is no large number of chemical fertilizers and pesticides. Farmers in the western region mainly grow peanuts, but also grow a small amount of corn, wheat, millet, beans, sweet potatoes and other miscellaneous grains.
Peanuts are planted every year, no stubble, and there is no condition for irrigation and fertilization, all rely on the harvest of the sky, which is also the case, but the yield can be imagined, it will definitely not exceed 1,000 catties, and 300 400 catties can be harvested per mu, which is thanks to the eyes of the sky!
Since the reform and opening up, with the construction of water conservancy, the improvement of the technical quality of agricultural production in all aspects, the extensive use of water conservancy irrigation conditions, pesticides and fertilizers, the yield of peanuts has also been greatly improved, and the yield per mu is more than 400 catties. After the field is divided into households, farmers with good conditions can keep up with water and fertilizer management, and the pest control is timely, with a yield of 800 900 catties per mu, and even more than 1,000 catties can not be stopped!
To the point, and peanuts are planted every year, unchanged for decades. And most of the farmers keep their own seeds, and they have never even bought the best seeds. What I said at the General Assembly is that there are no absolutes, and it is not good to plant peanuts with heavy crops, but it is not that they cannot be planted.
As long as the management is strengthened, the drawbacks of avoiding the heavy stubble are overcome, and the supply and demand of water and fertilizer, pest control, and nutrients are in place, there is no problem in planting peanuts with heavy stubble, and there can still be a bumper harvest!
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Peanut can be planted with heavy cropping, but heavy cropping has certain harm to peanut, which is mainly manifested as yellow leaves and early defoliation, many diseases and insects, few fruits and small fruits. In addition, reasonable crop rotation, especially water-drought rotation, has a good effect on the prevention and control of peanut wilt and crown rot.
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Hello, deep ploughing of the ground reduces the survival rate of pathogenic bacteria. Choose disease-resistant varieties. Balanced fertilization, increase the application of organic fertilizer, pay attention to the supplement of phosphorus, potassium, boron and molybdenum.
Spray pesticides to prevent pests and diseases as soon as possible, and do a good job of cultivating and loosening the soil. Heavy cropping, also known as continuous cropping, refers to the continuous planting of the same crop in a field. Many crops such as legumes, melons, vegetables, strawberries and some Chinese herbal medicines are caused by heavy stubble to plant root pathogens, resulting in plant wilt, leaf blight, virus diseases and other hazards, seriously affecting crop growth.
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No re-stubble. Peanut fields are particularly susceptible to insect eggs and other bacteria, so they need to be replanted after re-rooting.
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Of course, no, because this is not good for the production of crops, and it will have a great impact on crops.
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First of all, what are the hazards of peanut heavy planting? Soil nutrient ratio in the field is out of balance.
Peanut itself has a nitrogen fixation effect, in the case of heavy crop planting, the nitrogen fixation capacity is reduced, reducing the absorption of nitrogen in the soil, while the absorption of other trace elements will not be reduced, resulting in the imbalance of nutrient ratio, and peanut is prone to nutrient deficiency in the growth process, which in turn affects the normal growth of peanut.
Pests and diseases are increasing.
In the peanut field planted in heavy cropping, many farmers feel the increase in pests and diseases, such as underground pests, bacterial wilt, leaf spot, etc., because the perennial planting plots, the number of pathogenic bacteria and insect eggs in the field are accumulating more and more year by year, which increases the probability of peanut infection and the severity of pest damage.
Soil microorganisms are out of balance.
The soil contains a lot of microorganisms, which can decompose organic matter, which is conducive to the growth of crops, if the peanut is planted all year round, the microbial system will be affected to a certain extent, resulting in a decline in soil fertility, and then causing a series of factors that are not conducive to the growth of peanuts.
In addition to the above, there are other reasons, such as reduced soil enzyme activity, affected root growth, etc., in either case, it will eventually lead to a decrease in peanut yield, quality and farmers' profits.
How to reduce the impact of peanut replanting? As a farmer, if you insist on planting peanuts on heavy crops, you must be prepared to reduce the yield, and what you can do is to reduce the yield as much as possible.
Site preparation. When planting peanuts, it is necessary to carry out deep ploughing treatment, it is recommended to plough more than 30cm, and rake several times after deep ploughing, so that the soil can be loosened and solid, so that the occurrence of some pests and diseases can be reduced.
Apply organic fertilizer.
Before sowing, the harm of heavy stubble is reduced by applying organic fertilizer, because organic fertilizer contains more nutrients, in addition to macroelements, trace elements, but also rich in microbial organic matter, which has a certain effect on improving soil structure and is conducive to the normal growth of peanuts.
Variety. You can choose varieties that are suitable for local planting with strong resistance, such as varieties with strong disease resistance and insect resistance, or varieties with better tolerance to heavy cropping, etc., starting with varieties, which is also a way to reduce the harm of heavy cropping.
Seed dressing. Pre-sowing seed dressing can well prevent the harm of underground pests, because the occurrence of underground pests is relatively serious in the heavy stubble plot, and it is also a measure to ensure the yield by reducing the damage through seed dressing.
To sum up, for the peanut land that has been planted for 3 years, this year I want to continue to plant peanuts again, the yield reduction is certain, but the amount of the reduction depends on how we prevent and manage, of course, the best way is to rotate crop stubble planting, I hope this content can bring you some help.
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No, peanuts will absorb nutrients from the ground after a year of planting. If re-cultivated, the land will be deprived of nutrients, resulting in peanuts not being able to bear fruit.
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Personally, I don't think so, because it will affect the yield that happens, I remember hearing my parents say that when I was younger.
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This is not possible because there are no peanuts in peanuts, and there are no peanut seeds, so if you want to plant peanuts, you have to replant them.
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As a farmer, this aspect is still a little experienced, let's put it this way, things are divided into two, heavy stubble is not good, not only peanut stubble is not good, many crops, can not be stubble, heavy stubble will have many drawbacks, such as pests and diseases, crop growth, yield and quality greatly reduced.
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Peanut field can be planted with heavy cropping, when the heavy crop planting has a certain harm to peanuts, mainly manifested as a small leaf yellow early defoliation, many diseases and insects, less fruit and small fruit, you should reasonably rotate crops, especially water and drought rotation, to prevent and control peanut wilt, crown rot and so on has a good effect.
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