Bearing knowledge lectures: Bearing damage and countermeasures Generally, if the bearings are used correctly, they can be used until the fatigue life is reached. However, there are accidental premature injuries that are not resistant to use. This early damage, as opposed to the fatigue life, i…

In recent years, some farmers have used greenhouses to cultivate wild tick radish, which has not only achieved considerable economic income, but also compensated for the off-season vegetable market. The cultivated chicory can save time and effort, and has high yield (usually 1000-1200 kg of ve…

Daqingye is one of the major pests that harm young trees. The prevention and treatment experience and technical measures are now described as follows for reference of fruit growers: 1. Young orchards from 1 to 5 years of age should use the earlier harvest period to avoid planting vegetables an…

China has a wide variety of foliar fertilizers, of which amino acid foliar fertilizer is also an early development and utilization of nutrient-type foliar fertilizer. It has been widely used at home and abroad and has achieved good results. It has long been recognized. However, due to differen…

During the winter, the main job of pond culture is to harvest and release fingerlings. Around these two central tasks, what are the main tasks of winter pond management? 1. In the process of dry pools and dry pools for fish sales, pay attention to the fact that, as the water level goes down, c…

Lagerstroemia tree beautiful posture, smooth trunk, colorful and flowering special, summer and autumn can be connected for more than a hundred days, is to watch the best products, can be used as gardens, parks, green land beautification, can also be used for potted plants. Lagerstroemia is lik…

Raw material selection: generally cabbage. Process flow: Selective material→washing→separation→blanching→cooling→into cylinder→pressurization→water injection→fermentation→finished product. Note: 1 When selecting materials, it is ne…

Cucumber downy mildew is the main disease of cucumber. The disease mainly damages the leaves of cucumber, pumpkin, sponge gourd and other melon vegetables. Generally, the old leaves of the lower part suffer damage first, and then spread upward and expand. In the early stage of disease, the lea…

Shark's fin is also called the wing. Our country has always regarded it as a noble food and it is one of the “seafood and seafood”. Whenever there is a feast, non-fin sharks are not enough to express solemnity. It is rich in nutrition, according to "medicinal test" an…

The machine is produced by the Laiwu Seeder Factory in Shandong Province and is suitable for precision sowing of wheat and deep application of chemical fertilizers. The machine is based on the wheat precision seeder, adding a deep chemical fertilizer device to achieve simultaneous completion o…