Many films or literary works have assumed that humans will face different scenes after death, but the truth is how. Some scientists in the United States have pointed out that people may still operate after death, and may hear the ne.......
Question: Paying a large land planter in Qingxian County, Ganzhou City: Last year, hundreds of acres of soybeans planted under the forest in our village all had pods and unrealistic phenomena. Is this a matter of fact? Is it a herbicide?
If the agricultural vehicle needs to be deactivated for a long period of time due to holidays or other reasons, it should be carefully maintained before storage. Otherwise, its technical state will deteriorate and its service life will be shortened. After the vehicle is parked, heat the engine.......
The performance of the axial pump is usually adjusted in two ways:
1. Variable speed adjustment We already know that the axial flow pump works at a certain speed and obtains the corresponding flow, lift, power and efficiency.......
In the recently published "Proceedings of the National Academy of Sciences," British scientists pointed out that the primitive land plants of ancient times later evolved large leaves to absorb sunlight because the concentration of atmospheric carbon dioxide was continuously reduced t.......
Model NO.: CMUB-02
Logo Printing: With Logo Printing
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Paclobutrazol is a novel plant growth regulator. The main effects in the rapeseed cultivation process are: after spraying the appropriate amount of liquid at the seedling stage, the seedlings can be controlled in length, the seedlings can be dwarfed, the pseudostems can be thickened, and the b.......
(A), rice field water-saving 1, soaked in bottom water. Pouring sufficient water before sowing, so that 0 ~ 5 cm water layer in water saturation. In fine dry conditions, the continuable scale of seedlings can be changed to irrigation. 2, cover film protection. After sowing, the buds will be pr.......
First, choose a suitable area. Legumes are sensitive to gas pollution, they are vulnerable to harmful gases, and they absorb more hydride than other vegetables. They should choose to stay away from “three wastes†polluted environment, and require lead, arsenic, cadmium, chromium, m.......
Two-thirds of the seedlings were killed after the farmer, Long Xiaosheng, sprayed dimethoate on the seedlings of the early rice to be inserted. The author's on-site inspection showed that his family's seedlings were killed by herbicides. It turned out that a few days before applying pe.......