Fruit Boron Fertilizer Technology

First, base

200 to 250 grams of boron per mu or 500 to 1000 grams of borax, or 5 to 10 grams of boron per tree or 20 to 40 grams of borax (quantitative according to the size of the crown), can also be combined with the compound fertilizer, organic Fertilizers are applied together. The application time is generally after the fruit is harvested. The width of the ditch is 25 centimeters wide and 20 centimeters deep, with a semicircular ditch. The holding power of boron can also be applied in the same way before germination of the new leaves the following year after fruit picking.

Second, foliar spray

Foliage spraying Sonic boron, crops absorb quickly, the effect is good, the application is also very convenient, is an important method of boron application. In the period of fruit tree new leaves (special reminder: for the first flowering after the formation of the leaves of fruit trees, such as pears, peaches, etc., after the new leaves grow into a spray, so as not to damage the flowers and young leaves, buds), early flowering and fruit set Application, spraying 2 to 3 times throughout the growing season is appropriate. The concentration of spraying boron is 0.1% to 0.2%, and the amount of spraying is uniform and the foliage can be wetted. After spraying, the rain falls within 4 hours and it should be re-sprayed. Sonic boron can be mixed with pesticides and other foliar fertilizers, making it easier to use and save time.

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