The results of the mother of the pruning of the length of the shoot points, short tips pruned to stay 2-4, leaving about 6 pruning tips, pruning left about 10 left. According to the quality, branch thickness maturity, pruning form, fertilizer and water conditions and management level to determine ......
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Prunus mume is a cluster of deciduous shrubs. The flowers are small and white, like pearls. Common ramets are used for breeding. 1 breeding time. It can be both in spring and autumn. 2 mother plant selection. The growth and development were well-chosen, there were no pests and diseases, and the ......
During the summer silkworm season, the temperature is high, the pathogens are numerous, the mulberry pests reproduce rapidly, and the pesticide pollution is heavy. In order to maintain the summer silkworms, it is necessary to grasp five defenses: 1 Anti-high temperature: The optimum temperature f ......
In the silkworm era, the climate is suitable, the quality of mulberry leaves is good, the pathogen is few, and the disease is low. It is the best silkworm stage in the year. However, to ensure the high yield of spring silkworms, it is still necessary to strengthen the feeding and management of sil ......
The period of lactation is from the start of sow till the end of weaning. Under normal feeding conditions, the lactation period is 35 to 42 days. The goal of feeding and management of lactating sows is to ensure safe sows delivery, prolific alive, and promote postpartum lactation of sows so that p ......
The structure and principle of the vibration motor are described in detail: The vibration motor consists of a special motor plus an excitation weight. When the motor is energized and rotated, the excitation block generates an exciting force, and the vertical and horizontal vibration machinery is t ......
Saplings in orchards can increase soil organic matter content, reduce soil erosion, improve soil structure, and increase soil fertility. However, some farmers have misunderstood the true meaning of grass cultivation in orchards, allowing orchards weeds to grow, without paying attention to grass co ......
Summer cowpea is generally sown from June to July. The harvesting period is from August to September. During the production of summer cowpea, it is often affected by adverse weather conditions such as high temperature, drought and wind and rain. Strengthening scientific management is the key to imp ......
Symptoms The disease is an important disease on barley in the Yangtze River Valley and other provinces (cities) such as Jiangsu, Zhejiang, Shanghai, Anhui, and Hubei. The leaves are yellow-green to yellow. At the onset of the onset, the heart leaves are now arranged in parallel with the veins, ran ......
The "barrel" fermentation bed hazard First, what is the "water bucket" fermentation bed The so-called "water bucket" fermentation bed has the following characteristics: 1 The window is both high and small, more than 1.5 meters above the ground, and very small about ......