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Matters needing attention in Regional Test of Cotton varieties (Lines)
The regional comparison test of cotton varieties (lines) is to compare the newly introduced local varieties (lines) with the main local varieties to identify their characteristics of early maturity (growth period), high quality, high yield and resistance to diseases and insect pests, as well as economic characters and fiber quality. The main purpose of this paper is to identify the performance of the tested varieties (lines) in each cotton area, so as to provide a scientific basis for the selection of excellent varieties in each cotton area. First, the selected experimental site should be representative and consistent. It is required that the land is flat, the fertility is medium and uniform, the previous crop is consistent, the irrigation and drainage is convenient, the location of the experimental plot is suitable, and the light is light.
2019-01-16 -
Application of Feilong in Rice Formula fertilization
1. The long-term synergistic effect of ①, which has the advantages of Feilong, can prolong the effective period of nitrogen fertilizer by one time, and there is no de-fertilization in the whole growth period of rice. ② increased nitrogen use efficiency, and deep fertilization overcame fertilizer loss due to water leakage in the field, and reduced fertilizer loss. ③ enhances the resistance of rice to low temperature, drought and disease erosion. ④ changed from multiple fertilization in the traditional surface layer to one-time fertilization in the deep layer, which saved the labor and cost of fertilization. ⑤ reduces the amount of nitrogen fertilizer, and the pure nutrient content of nitrogen fertilizer can be reduced by 15% to 25% according to the plots with different fertility. two。 Fat long
2019-01-16 -
How to grow ginger
First of all, select sloping land and slightly shady plots as cultivation plots, and then plant ginger with thick, light yellow, glossy rhizomes without scars of diseases and insect pests. Then open holes in the cultivated land, pour dung water in the holes, heat preservation and accelerate sprouting of ginger, cut into small pieces, every
2020-11-09 Ginger how plant first of all choose sloping land and slightly overcast -
The causes and Preventive measures of the latest Citrus seedlings
Citrus is our most common fruit, every autumn and winter season is its market season, which can be seen everywhere in the market, although it is delicious, but there will be a variety of problems in the planting process. Stiff seedling is one of them, it is a kind of infancy.
2020-11-10 The latest citrus stiff seedlings causes and preventive measures are -
What kind of cotton farmers abandon cotton? Some plots have been planted
At present, it is the season for cotton seedling cultivation. However, affected by the drop in cotton purchase price, the enthusiasm of cotton farmers in some main cotton producing areas in the middle and lower reaches of the Yangtze River has generally declined. Many cotton fields have been planted with other crops or abandoned, and trees have been planted in some fields.
2016-03-20 cotton farmers abandoned cotton for what kind part plot planted trees now -
Incidence regularity and control of Sclerotinia sclerotiorum in soybean
Soybean Sclerotinia sclerotiorum is common in Heilongjiang Province. In 2001, the disease was more serious in Raohe County. The incidence of soybean continuous cropping land was 3%, 30%, and the incidence of individual plots of sunflower stubble reached 50%. The plots with serious disease even lost production. 1 cause of the disease 1.1 Climatic conditions in mid and late July
2020-11-08 Species soybean sclerotia disease regularity and control -
What is the effect of nephritis grass? What are the planting conditions?
Nephritis grass, also known as horseshoe grass, Zou leaf, etc., can be seen almost everywhere on the slopes of rural grasslands in China. It is a widely spread folk herbal medicine. The main artificially cultivated areas are in Yunnan, where there are large areas of planted herbs and kidneys.
2020-11-09 Nephritis grass efficacy effect what is it planting conditions and -
Screening of 8 new strains of virus-free boll potato
1 Materials and methods 1.1 A total of 9 new strains of virus-free potato were tested, all of which were introduced from the potato breeding and virus-free center of Bijie Prefecture. The strain numbers are: B9904mur2, B9904mur1, B9901mur33, B9911mur1, B9911mur3, B9907mur4, B9910mur9, BP26, CK. 1.2 the test method is set on the contracted land of Chen Guangyi peasant household in Fengshan Village, Fengshan Township, Dafang County.
2019-01-16 -
The planting method of bean seedling vegetable
First, the plots were carefully cultivated, and after applying base fertilizer, the plots were arranged into flat beds, and then the treated seeds were directly sown and covered with soil. After emergence, it is necessary to topdressing and watering in time to keep the land moist. When bean sprouts have two true leaves, quick-acting nitrogen fertilizer and dihydrogen phosphate should be applied in time.
2020-11-09 Bean seedlings vegetables planting methods first plots intensive cultivation -
How to plant eucalyptus trees
The first step in growing eucalyptus is to choose a suitable plot, whether in the mountains or plains. After selecting a good plot, it is necessary to prepare the land, dig holes, apply basic fertilizer, and then choose the right time to plant. Can be planted in spring, the selected eucalyptus seedlings will be deeply planted and compacted. Planting successfully
2020-11-09 How to plant eucalyptus first choose appropriate -
Small field and big field farmers have the final say.
Small field and big field farmers have the final say.
2019-02-18 -
My plot of growing flowers-- I have to continue to grow flowers after burying flowers.
Hua Wen / Guo Jiantang loves flowers best. He loves flowers more than reading, more than calligraphy and painting. Love flowers to grow flowers, I grow flowers from childhood to big, and then to middle age, no less.
2019-02-23 -
How to grow sorghum in dry land?
How to grow sorghum in dry land? Please introduce planting methods Dryland sorghum planting can refer to the following methods: First, preparation before sowing 1, soil preparation: After autumn harvest, the plots with good moisture content should be combined with autumn ploughing mu fertilizer 1500--2000 kg, and after ploughing, timely harrowing to preserve moisture; the plots with poor moisture content can not be turned or ridged.
2018-07-18 -
Technical guidance on Spring sowing of Soybean in Northeast China
In autumn and winter last year, the precipitation in Northeast China was less than usual, the soil moisture was insufficient, and the drought was serious. There is more rain and snow this spring, the temperature has risen rapidly since the beginning of April, and the temperature and precipitation are close to year-round. The soybean expert guidance group of the Ministry of Agriculture and the National Agricultural Technology extension Service Center, on the basis of full investigation, put forward the following technical guidelines for spring sowing of soybean: first, strict selection of excellent varieties due to the dry climate last autumn, soybean harvest may not be physiologically mature, mechanical threshing increases the possibility of seed embryo injury.
2019-01-16 -
Senior fire fans show the most expensive Ming people to do, we ordinary people simply can not afford ah
Senior fans, show the most expensive Ming people do, we ordinary people simply can not afford ah! Nowadays, young people seem to be more and more obsessed with anime. It may be that the characters and plots in anime are better than the plots and plots in TV series.
2018-10-12 -
Garlic planting technology: how to manage in the later stage of planting garlic?
How to manage in the later stage of planting garlic? Please give an introduction to the symbiotic period of garlic shoot elongation and garlic head expansion, which requires adequate water and nutrients, as well as not too high ground temperature. Therefore, it is necessary to carry out fine management according to different plots and different degrees of disease. For normal disease-free land, it should be flooded, fully watered, mu.
2018-07-18 -
Introduction to the symptoms, causes and control measures of soybean virus disease
In the process of soybean growth, some virus diseases will occur, which will seriously affect its growth. Soybean virus disease is a systematic disease, which is widely distributed and generally occurs in various soybean producing areas. Let's take a look at the symptoms and causes of soybean virus disease.
2020-11-08 Soybean virus disease symptoms causes control measures introduction -
Standardized High quality production and cultivation techniques of Maize
Standardized High quality production and cultivation techniques of Maize
2018-07-15 -
Occurrence and control of Sclerotinia sclerotiorum in soybean
Sclerotinia sclerotiorum is a common disease on soybean crops, which mainly causes stem rot, pale lesions, hollow stems and black sclerotia, which is easy to break. In the past two years, soybean Sclerotinia sclerotiorum has a tendency to increase year by year. Causes and characteristics: 1. The number of sclerotia in the field Sclerotinia sclerotiorum is a fungus.
2018-09-12 -
How to apply rational fertilization in litchi orchard? Factors to be considered in rational fertilization of Litchi Orchard
Litchi planting is relatively wide, there are many areas have litchi orchards, then litchi planting matters needing attention how to apply rational fertilization in litchi orchards, which problems to consider, let's have a look! The following factors must be considered for rational fertilization in litchi orchards.
2019-05-24 Litchi orchard rationalization fertilization how need consider