Fertilizer can be applied in a trench, 5 cm from the fruit tree.
Ring trench fertilization method: for young fruit trees such as apple, peach and orange, 20-30 cm from the trunk, open a ring trench around the trunk and cover the soil after fertilization.
Radial ditch fertilization: for adult fruit trees such as apple, peach and orange, 30 cm from the trunk, open 4-5 50 cm long ditches around the tree according to the extension of the root system of the fruit tree, and cover the soil after fertilization.
Hole application method: Sow or transplant corn, cotton, tomato and other crops, apply fertilizer in the sowing hole, and then sow or transplant.
Seed coating method: Mix large seeds such as corn and wheat with 4kg of bio-organic fertilizer and the amount of seeds per mu, and then sow them together into the soil; mix small seeds such as rape, tobacco, vegetables and flowers with 1kg of bio-organic fertilizer and the amount of seeds per mu, and then sow them into the soil.
Root dipping method: For rice, tomato and other transplanted crops, prepare fertilizer suspension according to the bio-organic fertilizer and 5 parts of water, dip the roots, and then plant.
Covered seed fertilizer method: After sowing in a furrow, use bio-organic fertilizer and cover the seeds evenly.
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