1. Spray dryer (a) Drying of the catalyst Such as acrylonitrile catalyst, light oil conversion catalyst, medium temperature shift catalyst, high pressure methanol catalyst and low pressure methanol catalyst. (b) Drying of detergent Such as synthetic washing powd
Model NO.: (ZX-2012) Tattoo Machine: Permanent Makeup Machine Weight: 260g
Model NO.: WP1200 Group: All Person and Vet Needle: Without Needle
Trademark: Esun Specification: 100pcs/bag, 2000pcs/carton Origin: China
The high temperature and rain in summer are beneficial to the growth of various crops. And the sun is abundant, which is conducive to the photosynthesis of the leaves. The carbohydrates produced by crop photosynthesis require large amounts of nitrogen to
A: It is feasible, timely scraping old skin and burning it in a concentrated way is a good way to promote tree growth and prevent pests and diseases. It should be noted that the bark should be scraped off to the extent of the rough bark of the old bark. The farmer should not be too deep in the ope
Model NO.: CAS: 13647-35-3 C
Model NO.: GW501516 Name: Gw501516 CAS: 317318-70-0
Spring is here, can summer be far behind? A common vegetable in summer is bean beans. At this time, many people will buy a lot at home, for sour beans or dried beans. For friends of vegetable farmers, it is a good time to get income at this time. General
A: Falling leaves are caused by many reasons, such as pests and diseases, water and fertilizer, light, and temperature. Under normal circumstances, it is necessary to find the reason from the root. If the leaves are mostly burned after the rain, it is cau
In Shanxi Jinnan area, due to planting time and climate reasons, most of the time weeding in wheat fields is mainly weeding in spring. Since the beginning of chemical weeding in wheat fields, the selection of herbicides is mainly based on bensulfuron-meth
1. Seeding 1 seed selection Mainly choose high-quality and high-yield varieties, strong resistance, strong adaptability, good commodity, insensitive to long-term sunshine response. Jiangsu area mainly uses fine varieties such as Hongfei F1, Hongsheng F1