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How to prevent fertilizer damage in rapeseed? Introduction to practical methods
1. Reform fertilization methods based on the principles of being practical, useful, and effective. Advocate the application of compost fermented with effective microorganisms and decomposed organic fertilizer, using layered application or full-layer deep application. According to the planned cropping sequence and total fertilization amount for the year, it can be applied all at once during deep plowing. Adopt formula fertilization technology, and properly manage the ratios of nitrogen, phosphorus, and potassium as well as trace...
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Opinions on the Occurrence of Sclerotinia Rot in Rapeseed and Its Control Techniques
This year's rapeseed growth is characterized by an earlier growth period than last year and a growth vigor close to last year's. The occurrence characteristics of rapeseed sclerotinia rot this year differ from previous years. Based on a comprehensive analysis of multiple factors including field inoculum sources, rapeseed growth vigor, varietal disease resistance and climatic conditions during the susceptible growth period, the natural occurrence level is a moderate-to-severe epidemic. ...
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Techniques for Achieving High-Quality, High and Stable Yields in Rapeseed through Heavy Application of Boron Fertilizer
Rapeseed is a boron-demanding crop, and especially high-yield, high-quality cabbage-type "double-low" hybrid rapeseed is particularly sensitive to boron deficiency. Boron deficiency at the seedling stage causes slow rooting, dark green and wrinkled leaves, and stunted growth; boron deficiency at the bud-bolting stage causes swelling of the root crown, leaves turning purple to blue-purple, and abnormal flower bud development; boron deficiency at the flowering stage causes plant dwarfing and abnormal pollen...
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How to control aphids on rapeseed? These technical points need to be mastered
Aphids, commonly known as greasy bugs, are the main insect pest of rapeseed in Linxiang District, occurring in all major rapeseed-producing areas; when drought is severe in winter and spring, the pest is heavier in plots lacking irrigation conditions. Aphid damage mainly occurs from the bolting stage to the maturity stage of rapeseed, and untimely or improper control can cause a certain amount of yield loss. 1. Rapeseed aphids...
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Broadleaf weeds during the rapeseed growing season can be controlled with herbicides
Rapeseed sclerotinia stem rot is one of the important diseases in rapeseed production. It can occur from the seedling stage to maturity, with damage to the stem being the most severe. Control methods: First, increase the application of phosphorus and potassium fertilizers and apply only a small amount of nitrogen fertilizer. At the same time, open drainage furrows to facilitate drainage, thin the seedlings properly, and maintain a reasonable density. Spray paclobutrazol to improve lodging resistance. A reasonable density...
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What are the control methods for striped flea beetles on rapeseed?
In recent years, the striped flea beetle has become another major insect pest during the seedling stage of rapeseed in Hongta District. The striped flea beetle is commonly known as the cabbage flea and the soil flea, and its larva is called the white maggot. This insect not only flies but also jumps well, making it difficult to catch on the leaves. When disturbed, it jumps to the ground or to the field-edge ditch, and then quickly flies back onto the leaves to feed. It often gathers in groups on the undersides of leaves to feed,...
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How to grow strong rapeseed seedlings? Master these key seedling-raising techniques
The rapeseed white butterfly, scientific name Artogeia (Pieris) rapae (Linnaeus), belongs to Lepidoptera, Pieridae. Synonym Artogeia rapae (L.). Also known as the cabbage white butterfly, white butterfly. The larva is called the cabbage caterpillar. It is distributed throughout the country. Its hosts include rapeseed, cabbage, cauliflower, Chinese cabbage, radish and other cruciferous vegetables...
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What are the causes of stiff seedlings in rapeseed and the control methods?
Causes of stiff seedlings in rapeseed and control methods
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A Detailed Guide to the Planting Time and Methods of Rapeseed
The Planting Time and Methods of Rapeseed
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How much does rapeseed cost per jin? With planting methods
Rapeseed seed prices and planting methods
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