Grape base fertilizer can increase the accumulation of nutrients in the tree; it is good for the healing of the root system and new roots; it avoids the soil drought caused by fertilization; it can make the base fertilizer play fertilizer at the right time.
The method of applying the base fertilizer: one is the application of the ditch. The first application of the base fertilizer can be opened outwards along the planting ditch: a groove 30 cm wide and 60 cm deep. When ditching, the topsoil and the raw soil are open. Before fertilizing, first fill a layer of topsoil (about 10 cm), then apply the base fertilizer and fill the topsoil. After that, the soil and fertilizer are stirred all over, and finally backfilled with raw soil to the ditch, and the remaining soil is used for watering. The second is to give. It is about to spread the base fertilizer to the grape line, and then plow it. The advantage of this method is that it saves labor and saves time and is affected by a wide range of fertilizers. The defect is that the fertilization is too shallow and the amount of fertilizer needs to be increased. When applying the base fertilizer with the new high-fat film, the effective utilization rate of the base fertilizer can be greatly improved.
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