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I use Dasi Nong to spray peanuts to control whether it will affect the growth of the next crop.
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If there is a lot of rain in the peanut flowering and needle stage, the peanut seedlings will grow rapidly, and when it exceeds 40 cm, it is necessary to control the prosperity and spray it in the later stage of peanut flowering. Peanuts can not be used during the full flowering period. Peanut control agent is generally recommended to be used when the plant height is 35 cm after the peanut is sealed.
Another reliable standard is to use the anti-growth agent from the needle stage to the pod-setting stage (after the peanut blooming stage and when the underground fruit grows to the shape of a chicken's mouth). If the drug is used too early, there may be fruit shrinkage, resulting in a decrease in peanut yield.
If the peanut is in full bloom or just flowering, it will lead to the phenomenon that the peanut fruit does not grow.
When the peanut control pesticide is used, it must be used according to the rainfall, and the amount of one use must not be too large, if the peanut is still strong after use due to the large rainfall, the peanut can still be sprayed many times, but it must not rely on increasing the amount of medicine to control the growth.
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If the height of the peanut is more than 35 cm, the arrow method can be used to control the peanut growth.
Due to the early sowing time of peanuts planted by wheat interplanting, the head can also be cut off after wheat harvesting, so as to promote branching, flowering, needleing and fruiting.
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Peanut is a game process of vegetative growth and reproductive growth, especially in the peak control period after the full flowering period, reproductive growth is the main thing, and vegetative growth is supplemented. Fertilizer control during the peanut growth period can slow down the continuous growth of peanut plants at the podding stage. During peanut planting, basal fertilizer should be applied as much as possible so that top dressing is not required in the later stages of growth.
Due to the great demand for trace elements in peanuts during the flowering period, it is necessary to supplement some trace elements such as boron and molybdenum to effectively ensure the nutrients during the flowering period. It is difficult to control fertility because it can easily cause the fruit of the plant to suffer from insufficient fertility, affecting yield and quality.
The essence of peanut control is to inhibit the growth of vegetative organs such as stems and leaves, promote flowering and fruiting, transform into reproductive growth, and achieve increased yield. Improper field management and excess water and fertilizer in the early stage will lead to vigorous growth. If the flowering is not controlled in time, it will lead to late flowering, or even less flowering, and severe flowering.
The distance from the soil surface is large, so that the needle cannot penetrate the soil. Slowly degenerates, resulting in a situation where only seedlings grow and do not bear fruit. Peanuts are a crop with a well-developed root system.
Before sowing, land preparation generally requires loose, fine, non-compacted, moderate water content, and convenient drainage and irrigation, so that the growth and development of peanuts are always in a suitable soil environment.
Peanut has few root nodules in the early stage of growth, weak nitrogen fixation ability, and has been buried in the middle and late stages of growth, which is not suitable for fertilization. It is very important to apply sufficient basal fertilizer to peanuts. Generally, before sowing, combined with land preparation, sufficient basal fertilizer is applied at one time to meet the fertilizer needs of the whole growth period.
Peanut seedlings should be inspected in time after emergence, and the seedlings should be replenished in time in places where there is a serious shortage of seedlings, so that the number of seedlings per unit area can meet the planned requirements, generally carried out 3-5 days after the emergence of seedlings. Peanut is afraid of both drought and waterlogging, and the irrigation cycle is mainly determined according to the precipitation and distribution of peanut at each growth stage, soil water content and soil moisture requirement. Peanut is a drought-tolerant crop, but it has poor waterlogging tolerance, excessive water in the field, and lack of air in the soil, resulting in poor root development, less root nodules, weak nitrogen fixation ability, short yellow plants, increased flowering nodes, difficult needle dropping, decreased seed setting rate and fullness rate, and increased fruit rot, which seriously affected the yield and quality of peanuts.
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It is necessary to sow seeds at the right time to reduce the occurrence of pests and diseases.
The 24 solar terms are closely related to farming. Just like we grow spring peanuts in the south, if they are planted too early and the temperature is lower than 15, the peanuts will not germinate; If it is too late, due to the influence of external factors, it is very easy to attract pests and diseases. Peanuts are warm-loving and sun-loving crops that are not cold-tolerant, and the 24 solar terms song is the wisdom of the ancients in our country.
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When it is above 30cm, it is necessary to take drugs to control Wang. It is necessary to apply fertilizer skillfully, and do a good job of seed treatment before sowing to improve the vitality of seeds.
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To regulate the growth of peanuts, do not hope that the growth can be controlled overnight, which does not conform to the normal growth law of peanuts. Correct use of the method of controlling the peanut, gradually control, in the flowering stage, the needle stage and the pod-setting stage of peanuts, according to the requirements of the foliar spray chemical control agent. After a large number of peanut flower needles are put into the soil, the peanut field with more vigorous growth and lodging risk is controlled to coordinate vegetative growth and reproductive growth, promote peanut pods, and achieve the effect of increasing yield, which is more labor-saving and the effect is also good.
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It is necessary to strictly control the size of peanuts, as well as the fertility of peanuts, etc., to ensure high yield of peanuts.
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The first thing is to make the peanut planting area more spaced, and to ensure the sun exposure and temperature.
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Peanut can not be controlled in the later stage, at this time the rainy season is more, if the spray is sprayed to control the agent, the agent is difficult to be absorbed, it is easy to cause premature senescence of the plant, and the agent remains in the soil for too long, which will affect the growth of the next crop, the most suitable time for peanut control is about 2 months after sowing, and the control agent is uniconazole, mequaticto, etc.
Peanuts can not be controlled in the later stage, at this time for the plant watering and fertilization too much, will lead to its branches and leaves to grow vigorously, pests and diseases are more serious, and peanuts into the full flowering period, if sprayed to control the wang, the effect is not obvious, plus the rainy season more, the agent is difficult to be absorbed by the book.
If the peanut pods are sprayed in the late stage of peanut pods or pod maturity stage, it is easy to cause premature plant aging, and the agent stays in the soil for too long, which will affect the growth of crops.
The most suitable time for peanuts is about 2 months after sowing, at this time, it is necessary to control the growth of the field with a tendency to grow, that is, when the height of the plant reaches more than 35 cm, when a large number of flower needles into the soil, spray uniconazole, mequat and other control agents for peanuts in time.
When using a wang control agent for peanuts, 50 grams of 15% paclobutrazol per mu, mixed with 30-45 kg of water, evenly sprayed on the plant, in the early flowering period of peanuts, the full flowering period, the needle stage, and the pod setting stage can use mequaticto, and the rock can be used 2-3 times in a row, but when the peanut plant height exceeds 60 cm, Zheng Ziyu should stop controlling the wang.
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Yes, it will have a greater impact on peanuts and easily affect the yield of peanuts; Generally, it is necessary to control the prosperity when the first batch of peanuts into the soil pods grow to the thickness of a little finger.
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The impact is relatively large, which will seriously affect the yield, and should be used reasonably according to the specific growth of the plant.
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The late control of peanuts has a great impact on yield. <>
The purpose of controlling the peanut growth period is to control the growth of the plant, so that the peanut germinates but does not bear fruit, so as to increase the yield of peanuts. Chemical control is generally used to control peanuts. The weather in the south is hot and rainy.
With these two necessary conditions, peanuts will thrive. Peanuts thrive without the use of promoters, but not many peanuts are found. Whether in the south or in the north, when the flowers grow to about 30 cm, the universal agent can be applied appropriately.
Farmers know that the soil is fertile, which is conducive to the growth of stems and leaves, and peanuts tend to grow too vigorously. This will lead to an imbalance between supply and demand of nutrients in a short period of time and a lack of nutrients in the later stage. This can greatly affect the flowering and fruiting of peanuts, resulting in late fruiting, relatively dry grains, and reduced yields.
If the stalk has grown to 30-35 cm, you should pay special attention. If the growth rate is fast, it needs to be controlled in time to ensure that the stem is less than 60 cm when it matures. <>
Spring peanuts have entered the pod-setting stage and will soon begin to control the prosperity. In vigorous plots, i.e. the plants reach more than 35 cm. In the later stage of peanut flowering, after a large number of flowers and needles are buried in the soil, spray Wangchang control agent, and uniconazole and chlormequat can be used.
If the plant is still thriving at the beginning of pod-setting, you can spray it again. It is rainy this season. Generally, peanut plants will grow rapidly after rain, and attention should be paid to controlling the growth in time.
If it rains within eight hours of spraying paclobutrazol, the effect will be weakened or even ineffective, so it should be re-sprayed, which can reduce the amount of pesticide used. In short, controlling peanut vigor is also a technical task, and it is necessary to pay attention to the time and method used. Spray too early, spray too late, and you won't be able to achieve the effect.
In the late stage of peanut pods or when the pods are ripe, it is not recommended to spray the wang control agent again, and it will not have any effect. Foliar fertilizer can be appropriately supplemented to delay leaf decline, produce more photosynthetic substances, and promote the growth of pods.
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I think that too late peanut growth control will have a greater impact on yield, because it will inhibit the flowering and growth of peanuts, which will lead to a decrease in yield.
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I think the impact is bigger, because if you don't control the vigor, these shoots will compete with peanuts for nutrients, which will affect the yield.
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I think the impact on yield is very significant, because too late can lead to nutrients being wasted on the branches.
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Peanuts are not suitable for use after the beginning of autumn.
Normally, in peanut planting, peanuts after the beginning of autumn have entered the late stage of growth, and the use of growth control agents may not be suitable at this time. The growth control agent is mainly used to control the growth of peanuts and promote peanuts to enter a dormant state, so as to avoid the growth of peanuts and affect the quality of fruits. In general, the growth control agent should be used in the early stage of peanut growth to achieve the purpose of controlling growth and promoting the development of fruit rock.
There is a lot of rainfall in autumn, so you can control watering moderately to avoid excessive flooding. After the beginning of autumn, peanuts are susceptible to the invasion of pests and diseases, so they can be checked regularly and control measures can be taken in time. If the peanuts have reached maturity, you can start to prepare for harvesting, pay attention to the harvest time, and avoid over-ripening of the fruit.
Precautions
Choose a sunny, well-drained plot that avoids standing water and a damp environment. Peanuts prefer warm climates and are suitable for growing at 20-30 degrees Celsius. The soil is loose, fertile and rich in organic matter, and the pH value is in between.
Peanuts are not waterlogging tolerant, so it is necessary to ensure good drainage and avoid stagnant water. Generally, it is sown in spring at the right time to ensure that the temperature is suitable and conducive to germination and growth. Apply sufficient basal fertilizer before sowing, and apply an appropriate amount during the growth period to avoid excessive fertilization.
Keep the soil moist, but avoid overwatering that can cause suffocation at the roots. Regular inspections, find pests and diseases to take timely control measures, can use biological pesticides or chemical pesticides. Loosening soil improves soil aeration and promotes root growth.
Depending on the growth of the peanuts, the harvest is chosen at the right time, and too early or too late may affect the yield and quality. Avoid competition from weeds and keep the fields tidy.
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It depends on the specific situation and the situation of the bush, if the land withers return to the peanut early hunger, the branches and leaves are too vigorous, and the use of control is still used.
Because after the beginning of autumn, the nutritional period of peanuts has not yet passed.
Growing peanuts can be controlled by sprinkling lime to control their vigor. However, it is best to control the dosage when using it, because Shifei is alkaline.
The peanut planting area in China is relatively extensive, and the peanut planting in the south is mostly summer peanut. Compared with the peanut growing areas in the north, the rain is generally more abundant, and the peanut plants generally grow vigorously. In order to increase the yield of summer peanuts, it is generally necessary to control the prosperity. >>>More
I think it's better. Because after the pesticide is applied, the yield of corn will be increased, and there will be no pests and diseases.
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