Humic acid is a kind of natural organic acid macromolecule with biological activity, its biological activity is reflected in the physiological benefits of humic acid for plants, the author will explain the benefits of physiological humic acid for plants as below.Read More
Fruit tree application base fertilizer: Generally after the fruit tree leaves fallen in winter, choose granular humic acid. The organic matter content is more than 50%, the humic acid content is more than 30%, 300-400kg per 665㎡.
Or the organic-inorganic compound fertilizer with high humic acid. The organic matter content 30%, the humic acid content is more than 20%. Nitrogen, phosphorus and potassium content is about 20%. And 200-300 KGDS per 665㎡.
Humic acid organic-inorganic compound fertilizer has sufficient nutrients and comprehensive nutrition. Which can meet the nutrients needed for the growth and germination of fruit trees. The fertilizing position was at the edge of the crown projection. And the trench was dug at the edge of the crown projection by the method of trench fertilization or hole fertilization.Read More