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It can be used for seed dipping, seed mixing or root dipping, the specific dosage should be determined according to the fertility of the local soil and the reproductive period of the crop, in general, 0.01% brassinolide 2-3 ml per mu to 15-20 kg of water for seed mixing, seed dipping can be done 1 time before sowing or 1 time before the emergence of seedlings, and germination can be done 1 time in each of the 5-7 days after sowing, and it can also be used in the seedling stage of the crop.

Brassinolide should not be used in 9 cases, agronomic knowledge must be understood

It is not recommended to use brassinolide alone: the growth-promoting effect of brassinolide on crops is poor when used alone, and it is recommended to use it with nitrogen, phosphorus and potassium foliar fertilizers in order to get better growth effect.

Applicable varieties of brassinolide

Fruit trees: lychee, longan, tangerine, orange, apple, pear, grape, peach, loquat, plum, apricot, strawberry, banana and so on.

Dosage of brassinosteroids

In fruit trees, used to prevent disease brassinosteroid general concentration of 0.01% ~ 0.02%, if you want to increase production, can be used before flowering 0.01% brassinosteroid; in tomatoes, with 0.01% ~ 0.02% brassinosteroid can make tomatoes ripening 4 ~ 7 days earlier; in peanuts, with 0.01% ~ 0.15% brassinosteroid solution soaked seeds for 8 ~ 12 hours, can improve the seed germination rate of more than 40%; in the rice, with 0.01%~0.02% brassinol solution soaking seeds for 12 hours, can significantly improve the seed germination rate.

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Pesticides are used to prevent and control crop diseases, pests and weeds, and help increase yields. The annual consumption of pesticides in China is close to 3.5 million tons, the per capita and per mu are excessive, and the variety structure is unreasonable.

Brassinolide

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Natural Brassinolide (Brassinolide, BR) is a plant steroid hormone with a special seven-membered lactone ring first determined by the American scientist Golov et al. in 1979.