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Time and method of cotton topping
Time and method of cotton topping
2019-07-18 -
The latest time and method of cotton topping
If cotton wants to increase production, topping is the focus of cotton pruning work. Topping can eliminate the top growth advantage of cotton, adjust the transport direction of water and nutrients in the body, and promote the improvement of yield and quality. So when will the cotton be topped? The
2020-11-10 The latest cotton topping time and methods if you want increase production -
Do you still need topdressing when cotton flowers bloom to the top?
In early August, we went to some concentrated cotton-producing areas and found that some cotton had bloomed to the top of the cotton plant, and the color of the main stem of cotton was also red to the top. The farmer asked: can this kind of cotton still be fertilized? In the face of such questions, the specific situation should be analyzed concretely. Generally speaking, the cotton blossoms to the top in early August, and the cotton stalk is red to the top, indicating that the cotton plant itself is malnourished. Either the lack of fertilizer supply in the cotton field leads to the de-fertilization of cotton, and the vegetative growth and reproductive growth are inhibited; or the fertilizer has been applied and the cotton plant has not been absorbed; or it is early nutrition.
2019-01-16 -
What is the cause of the excessive growth of cotton? Can spraying fertilizer be prevented?
Cotton production occupies a very important position in China, because cotton is grown in many places in our country. In the process of planting cotton, growers will encounter a very headache phenomenon, that is, cotton will grow too much in the field.
2020-11-08 Cotton only grow what is it cause spray fertilizer can -
Matters needing attention in irrigation technology of cotton field
Cotton should be irrigated for 3 times during the whole growth period, and irrigation should adhere to the principle that the first water is late, the second water is late, and the three water is full. Head water is carried out at noon when the symptoms of water shortage in cotton leaves are obvious, and it is best to wait until 10% of the plants in the cotton field see peaches. Generally speaking, the best water intake period is from late June to early July. The watering of Wangchang field was postponed to 2 hours of boll setting per plant. Strengthen water control to prevent prosperous growth, the amount of water in the irrigation head should be small, and the amount of irrigation water should be 50 muri 60 cubic meters per mu. One water, two water interval 8 murmurs 10 days, two
2019-01-16 -
Technical essentials of cotton formula fertilization
Cotton growth is characterized by unlimited growth, regeneration ability, plant shape controllability, large fertilizer requirements. Generally speaking, adequate fertilizer is the basis for high yield and quality of cotton. Adequate phosphorus fertilizer can promote cotton plant robust growth, increase boll weight, early maturity. Potassium fertilizer is a catalyst for many enzymes in plants, which can promote photosynthesis and cellulose synthesis. Cotton fertilization technology is "nitrogen, potassium, phosphorus, boron spray" eight words formula fertilization method. Specifically, the following five technical measures should be taken. 1. Pay attention to the application of farm manure
2019-01-16 -
Pay attention to the method of drying the quilt, don't accidentally burn the quilt.
What does everyone do on weekends? Generally speaking, Huahua's weekend is either cleaning or rest and reading, which is more comfortable. If the weather is sunny and sunny, we will choose to give it.
2018-09-06 -
Technical opinions on Spring sowing and Seedling Protection of Cotton
"half of the seedlings are produced." Since late March, cotton sowing across the country has been carried out one after another. Due to the high cotton prices last year, cotton production has recovered this year, seed markets have started early around the country, and seed sales have rebounded significantly. In view of the abnormal climate last year, rainy and low temperature in autumn, more rotten bolls, and the overall deviation of seed quality, coupled with the low temperature and drought in last winter and spring, we should be prepared in advance to actively deal with the unfavorable weather of low temperature, drought or high humidity. According to the forecast of the Central Meteorological Observatory, there is a high probability of high temperature and drought this spring.
2019-01-16 -
When will cotton be planted?
Cotton is the seed fiber of cotton genus of Malvaceae, its origin is subtropical. It was introduced into China at the end of the 19th century. It has been widely cultivated in various cotton producing areas of the country, and has replaced tree cotton and grass cotton. Now the highest cotton yield in the world is in China, the United States, India, Brazil, Mexico and other places.
2018-09-08 -
Cotton planting: how to choose and buy cotton seeds?
How to choose and buy cotton seeds? Please introduce the correct selection and purchase of cotton seeds that should be paid attention to. We can refer to the following methods: for the correct selection of varieties, we should choose the national examination recommended by the local agricultural department or the main recommended variety approved by the province as the seed for production. Not when you buy it.
2018-07-17 -
Do you know the hidden ingredients of pesticides? How to tell what kind of pesticide it is?
Generally speaking, "special effects" medicine samples will have distinct characteristics, such as what insects to kill, what diseases to prevent, and what weeds to remove. For the samples requiring analysis, first of all.
2019-02-23 -
When is the flowering and boll period of cotton? How to control the management of water and fertilizer? How to apply fertilizer?
After the cotton topping, it entered the flower and boll stage, which is not only the key period for the formation of cotton yield, but also the peak of water and fertilizer demand, during which cotton field management is very important. When is the florescence and boll period of cotton? How to control the management of water and fertilizer? Cotton flower and boll
2020-11-09 Cotton flower boll period is when water and fertilizer management how put -
What if there are flying insects in the flower soil?
Summer has arrived, some flower friends see a lot of small flying insects around the flowerpot, very upset, do not know what to do with small flying insects in the flower soil, the methods to eliminate small flying insects the majority of flower friends summed up a lot of methods, this article listed one by one for flower friends reference. The way to eliminate small flying insects: soak in water with orange peel and bask in the sun for 3 days.
2018-12-31 -
Cultivation technique of hericium Erinaceus without cotton stopper in canned bottle
Hericium Erinaceus has delicious taste, high nutritional value, good reputation of "Shanzhen", good medicinal value, good curative effect on stomach, duodenal ulcer and dyspepsia, and ideal prevention and treatment of tumor, especially digestive tract cancer. Artificial cultivation, the development prospect is considerable. Generally speaking, the cultivation methods are bottle planting, bag planting and section wood cultivation. According to the author's experience for many years, the container is easy to obtain and can be reused with low cost when cultivated in canned bottles. Using corncob as raw material and plastic film sealing instead of cotton stopper, it is easy to operate and sterilized thoroughly.
2019-01-15 -
Transplanting time and method of cotton
Transplanting time and method of cotton
2020-03-20 -
How to avoid the death of cotton seedlings? You should know about cotton planting and harvest time!
In daily life, the use of cotton can be said to be very extensive, so the planting area of cotton is not small in our country, so how to avoid the death of cotton seedlings? Do you know the planting and harvest time of cotton? 1. The basic situation of cotton. The producing area of cotton cotton
2020-11-09 How to avoid cotton seeds dead seedlings about cotton planting and harvesting -
The reasons for the low cotton yield
The reasons for the low cotton yield
2018-09-17 -
How should cotton be managed in the middle and later stages of planting?
How should cotton be managed in the middle and later stages of planting? Please give guidance on cotton management methods in the middle and later period, you can refer to the following methods: first, pruning management. For the luxuriant branches and leaves that have covered the whole cotton field, the old leaves, yellow leaves and empty branches without buds in the lower part of the main stem can be removed to achieve the effect of light transmission.
2018-07-18 -
When is the cotton planting time?
When is the cotton planting time?
2018-07-01 -
The latest cotton premature senescence control methods
Cotton premature senescence refers to the premature cessation of photosynthesis in cotton growth period, a phenomenon that is more senescent than normal plant weather, and it is also often said that it is not old and premature senescence. It has a serious impact on cotton yield, so how to prevent cotton premature aging? come
2020-11-10 latest cotton premature senescence prevention method refers to