Timely control. The use of the promotion of Huawang No. 3 during the rejuvenation of the festival forced the rapeseed tops to vigorously recirculate a large amount of nutrients, and the inertia advantage of the rushing tip quickly weakened to the .......

Winter pruning of grapes is an important measure for grape shaping. The correctness of winter pruning is related to the future, especially the yield of grapes, fruit quality and labor intensity in the coming year, which will directly affect econom.......

Greenhouse vegetables have a high index of multiple crops, high yields, and large fertilizer requirements, while base fertilizers have a great impact on vegetable yield, quality, and soil properties. It is the most basic link in fertilization and .......

Zaoyuan winter ploughing, especially the soil within the projection area under the canopy must be deep ploughed. The closer to the trunk, the shallower the ploughing, and the further away from the trunk, the deeper the ploughing, generally 15-30 c.......

When planting sesame seeds, there is a problem that must be particularly noticed, that is, it cannot be linked. That is to say, the land of sesame seeds has been planted in the previous year and cannot be planted in the second year.......

Management of flowering and fruiting period is one of the important links of promoting early cultivation of grapes in greenhouses. The quality of management directly affects the yield and fruit quality of greenhouse grapes. Management should focus.......

When the pepper enters the growing season, the number of side branches of the pepper increases rapidly, which leads to serious depression in the field. In order to ensure the normal growth of the pepper, it is necessary to fight the pruning to ensure the growth of the pepper fruit.

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10~15 days before planting and planting, 5,000-6,000 kg of organic fertilizer per mu, 60 kg of superphosphate, 7 kg of ash or potassium chloride. After fertilization, plow 30 cm deep, then simmer flat. When the sorghum is planted in the ditch, or when making small sorghum, apply 25~30 kg o.......

If the natural enemies of orchard pests are well protected, they can effectively contain pests and protect the environment. There are four main methods for protecting natural enemies:

Orchard planting grasses planting beneficial grass spec.......

Answer: Applying sufficient base fertilizer is conducive to the smooth wintering of the tree, strong spring shoots and full flower buds in the coming year. Applying base fertilizer as early as possible is an important management measure in fruit t.......