First, fertilization time: According to the growth rule of fruit tree roots, the golden timing of autumn-based base fertilizer is mid-to-late September, and the second best time is from early October to early November. If it is too late, it will be early in the second year after spring soil thawing. Apply.
Second, the fertilization method: on the ground under the canopy with the trunk as the axis, 4-6 radial grooves are digging outward from the middle of the dry 80 cm, narrow inside and outside, shallow inside and outside, or open underground in the outer edge of the canopy 2-4 strip-shaped grooves, the depth of the groove is 20-40 cm, the width is about 40 cm, and the length is about 80 cm. If the diameter is more than 1.5 cm, try not to cut it. After the fertilizer is applied, it should be thoroughly stirred with the soil, and then watered after covering the soil.
Time and method of 14313 fruit tree autumn application base fertilizer 2008-11-4
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