Thinning and fruit thinning are the cultivation measures that must be implemented to improve the quality of apples. To improve the quality of apples and increase production efficiency, it is necessary to spend thinning and fruit thinning. Practice has proved that thinning fruit and thinnin.......
1. What conditions are needed?
A: Crayfish have a strong adaptability to the environment and can grow in various bodies of water such as lakes, ponds, rivers and rice fields. The water source should be sufficient and the water depth should be about 1 meter.
2. Can the crayfish.......
Summer is a season where mosquitoes breed in large numbers. Mosquitoes not only suck the blood of domestic animals and seize the nutrients, but also secrete toxins that cause the animals to be swollen and itchy in bite areas and spread diseases that affect the normal growth of livestock. T.......
Longdan No. 32 is the new high-yield, stable-producing and disease-resistant new corn variety developed through cross breeding for many years in the Disease Control and Breeding Institute of the Institute of Maize, Heilongjiang Academy of Agricultural Sciences. It was approved and named by.......
Pieris rapae is a relatively serious pest in northern China's vegetable production areas. It mainly affects cruciferous vegetables such as cabbage, cauliflower, cabbage, radish and rapeseed. In recent years, due to the serious damage of cabbage caterpillars, chemical resistance has cau.......
Parsley is also known as artichoke, Panyu, Panyu, and celery. Green leaves and fresh green leaves are indispensable seasoning dishes in Western cuisine. They can be used as side dishes, raw or aromatic, and have remarkable economic benefits. The greenhouse cultivation techniques for parsle.......
With the expansion of the thick-skin melon cultivation area in the greenhouse and the increase of the multiple cropping index, the types of diseases of melons are also increasing. In recent years, the phenomenon of melon rot melon is more serious.
First, rotten melon cause (a) rott.......