Li Xin said that it is rainy in summer and it is easy to cause guilt. Therefore, the pear garden needs to be preset to drain the ditch when the garden is built. The plain area is generally drained by open channels, and the mountain can be drained by contour lines. If there is no drainage open channel and the rainfall is very large, the fruit farmers need to immediately dig a drainage ditch to discharge the accumulated water.
The cultivating of cultivating loose soil is an effective way to reduce the soil moisture content. Therefore, after heavy rain, the soil should be ploughed to achieve the purpose of drying and promoting root absorption. The depth of cultivating is 20 cm; the number of ploughing depends on the soil quality and precipitation of the pear garden.
Properly topdressing the rainy season to properly supplement the quick-acting fertilizers such as NPK is beneficial to tree growth and fruit development, and promotes fruit quality and flower bud differentiation.
Diseases and insects prevention and control of high humidity easily lead to the occurrence of diseases such as black spot disease, and it is necessary to spray drugs in time after the rain. Commonly used agents are methyl thiophanate, diniconazole, and Bordeaux mixture.
In the summer pruning, the long branches or the dense new shoots on the back of the big branches should be cut first, so that the whole branches and leaves are evenly illuminated. In order to prevent the sun from causing sunburn on the exposed center stem or main branch, it is appropriate to leave some new shoots to be topped at 15-20 cm to control its growth and promote flower bud formation.
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