Correct fertilization method of Boron Fertilizer

Boron participates in the distribution and transport of carbohydrates in plants, promotes the growth of plant meristem, promotes the growth of plant vegetative organs and birth and death organs, promotes plant precocious maturity, improves quality, and enhances plant stress resistance. it is one of the essential nutrient elements for plants.

Boron deficiency in rape will appear the phenomenon of "flower but not fruit". The symptom of boron deficiency in celery is "split stem disease". Boron deficiency in grape has a great effect on fruit, resulting in different fruit size and "brown heart disease" in radish.

Boron fertilizer is mainly borax, borax, also known as sodium tetraborate, content 11%, borax is white translucent fusiform crystal or glassy crystal, odorless, salty. When placed in dry air, it will gradually weathering and dissolve in water, and its saturated aqueous solution is alkaline.

The application method of boron fertilizer: it is generally suitable to use 7.5-10kg per hectare as the base fertilizer; the general concentration of soaking seeds is 0.02% Mel 0.05%, soaking 4 Mel for 6 hours, taking out to dry, and then sowing seeds; external topdressing uses 0.1% Laurel 0.2% borax solution, which is generally required to be sprayed for 3 times.