Progress in reproductive immunity research
December 26, 2017 Source: University of Science and Technology of China
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Magic capsule can inject insulin into the human body
February 19, 2019 Source: Chongqing Evening News
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The pruning of tree heads can reduce tree height and improve lighting at the lower part. This is a theoretical understanding, but in some operations, some orchard tree heights have been lowered, but the light has not improved but it has become worse.
The negative growth of the tree.......
Fruit trees are watered with great care, spring pouring is good, summer pouring is less, and autumn is not enough. As far as the apple tree is watered in spring, there are two periods to ensure the supply of water.
One is before the buddin.......
Ma Xinshi, president of the National Agricultural Labor Model and Shaanxi Provincial Association of Professional Farmers, believes that the following points should be noted in the greenhouse planting of watermelon:
The planting time in mid.......
The roots of the absorption of citrus fruit trees are mostly concentrated in the horizontal depth of about 20-40 cm below the top soil. Therefore, the shallow ditches to be fertilized are 15 cm deep from the topsoil, which will not affect the plants. And, even after cutting off a small por.......
Industrial film cannot be used
Membranes are generally divided into industrial membranes and agricultural membranes. In the production of vegetables, agricultural membranes must be selected. Industrial membranes must not be used, because s.......
Nowadays, the wheat is in the greening period, which is the best time to return the green water to return to the green fertilizer. However, some fields have temporarily returned to green after watering and fertilizing, and then continue to yellow........
Industrial film cannot be used
Membranes are generally divided into industrial membranes and agricultural membranes. In the production of vegetables, agricultural membranes must be selected. Industrial membranes must not be used, because s.......