Several methods of preventing ginger heart-drilling disease
1. Strengthen field management, rational application of pesticides, prevention in the disease and insect egg period, repeated application of pesticides, the loss will be reduced to a minimum. two。 Find a more suitable soil environment for the growth of ginger, and apply reasonable formula fertilization to the plants, especially the potassium fertilizer with high demand for ginger, so as to improve the soil nutritional status and reduce diseases and insect pests. 3. Plant traps and kill plants in the field or devolve natural enemies of diseases and pests to achieve low-carbon and environmental protection to save plants harmed by diseases and insect pests. 4. Ginger is intercropped with other crops. You can try to introduce balsam pear and ginger interplanting.
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How to prevent premature senescence of ginger
The seedling stage of ginger is long and grows slowly. after the weather turns cool in autumn, its aboveground stems and leaves and underground roots enter the vigorous growth period at the same time. On the one hand, a large number of branches occur on the ground, and the underground ginger pieces expand rapidly on the other side, and the growth rate is greatly accelerated. Therefore, this period is the key period of cultivation management. According to ginger.
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Formula fertilization technique for high yield of ginger
Ginger has a long growing period and requires a large amount of fertilizer. under medium fertility conditions, it generally produces 2500 kg of ginger per mu, which requires 25 kg of nitrogen, 10 kg of phosphorus (P2O5) and 30 kg of potassium (K2O). The absorption ratio of nitrogen, phosphorus and potassium is 11 ∶ 1 ∶ 16 or 1 ∶ 0.5 ∶ 2.
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