In people's minds, tea has a lot of effects, such as refreshing, diuretic, Jieshu, etc. Modern research also shows that tea contains trace elements such as iron, zinc, manganese. Therefore, some people believe that maternal and lactating women should drink more tea, thinking that this is condu
The technology of wheat straw summer soybean cultivation is based on mechanical harvesting of wheat and returning all or part of the straw to the field, integrating protective mechanical tillage, post-emergence or post-emergence chemical weed control, pest control, chemical regulation, Rhizobium i
The microporous membrane cartridge filter has the advantages of high filtration precision, fast filtration speed, less adsorption, no medium falling off, no leakage, acid and alkali corrosion resistance, convenient operation, etc., and can remove bacteria and particles in water and liquid
The continuous heavy rains in the whole province in June also had a serious impact on the growth of aquatic vegetables - lotus root (including lotus and lotus). The main manifestations were the widespread yellowing of the lotus leaf in the whole field, the rot of the lotus flower, and the tuber of
Release date: 2016-01-28 Many researchers want to construct human-like brain neural networks that can learn independently, but they usually use silicon chips. So, isn’t it better if the chip itself is a human brain? A group of researchers from Italy and Russia started their research ac
How long can the Chinese medicine be fried? Now that Chinese medicine treatment is very popular, many people prefer to eat traditional Chinese medicine to regulate their health. In general, we will choose to decoct Chinese medicine in the hospital or point and take it home. So how long can the fri
Corn phytotoxicity symptoms and remedies? What should I do if the crops have phytotoxicity? The phytotoxicity refers to the fact that the crop is not properly grown or has physiological dysfunction after administration. The phytotoxicity is acute and chronic. The former showed obvious symptoms, suc
On August 11th, 2017, the last day of the end of the year arrived. The last dynasty is the first G-day after the beginning of autumn. It is the last tier in the dog days, commonly known as the fall tiger. The late morning and evening are relatively cool, but during the day the sun is still intense
Selenium is an essential trace element for humans and other animals. It has anti-oxidation and anti-aging effects, protects and repairs cells, increases the oxygen carrying capacity of red blood cells, improves human immunity, releases heavy metal poisons, and prevents canceration. "Magic ele
The fruit tree whitening agent is a preparation prepared by mixing lime, vegetable oil, salt, etc., as a main component, and is mixed with a mixture of white and black paints. The whitening agent is applied differently depending on the function it plays and the purpose of whitening. Divided into m
Morphological characteristics 1, white woody evergreen trees, young branches are softly hairy. Leaves alternate, leathery, shiny, ovate, obovate or elliptic, apex shortly acuminate. Umbrella terminal or axillary, yellow-green flowers, aromatic, calyx shallowly campanulate, lobes 5, pubescent on b
Fertilizer Pan ear fertilizer. Generally in the big bell mouth re-application of nitrogen fertilizer, accounting for 50% of the total amount of topdressing, topdressing 30-40 kg of standard nitrogen fertilizer per acre. Granular fertilizer. Generally account for about 10% of the total fertilizer,