Symptoms: Kidney bean rust is an airborne disease that usually occurs in summer and autumn. The greenhouse provides a good place for wintering and breeding. The disease mainly invaded the leaves. At the beginning, there was a small greenish-looking macule with a small margin. The diameter was …
The 195T diesel engine is the supporting power for the Taishan-12 tractor. Valve leakage is one of the common causes of power drop. This article describes the commonly used repair methods for the valve and valve seat of this diesel engine. 1. When the air leakage between the valve and the valv…
The three major diseases of sweet potato are stem nematode disease, root rot, and black spot disease. No matter which kind of serious diseases occur, these three diseases can cause the sweet potato to fail its production and seriously affect the economic benefits of the potato farmers. At pres…
At present, vegetables enter the peak season and are the season for harvesting. The greenhouse vegetables in the greenhouse enter the flowering period, and the open-cropped vegetables begin to harvest, but it is also a high-risk period for the pro…
The cultivar Wenjing cultivating seedlings is a stage-by-stage cultivation of 0.5-1.0 mm barley seedlings into 50-70 seeds per 500 g of suitable seedlings. In the first stage, 0.5-1.0 mm seedlings are grown into 0.8-1.5 cm seedlings. After screening, they are evenly dispersed and cultivated in…
1. The main measures for conventional storage are: Control of moisture. As mentioned earlier, the safe moisture of rice is the key to safe storage. Generally, the early and middle seasons of rice harvest are the high-temperature seasons. After the harvest, it is easy to dry and the storage wat…
Sows do not eat after giving birth because: too much feed, feed concentration is too large, resulting in sows anorexia; sows postpartum eaten tires, resulting in indigestion, reluctant to eat; postpartum rough feed too much, too little green feed, resulting in Stool constipation dry, and loss …
The hydraulic system of Dongfanghong-75/802 tractor often has the problem that the return valve does not close tightly, resulting in failure of the agricultural implement to be upgraded. The analysis is as follows. First, determine the failure of the handle to pull the handle to the "lift…
Recently, New Zealand scientists have used genetically modified cows to produce high casein milk. Since cheese is mainly casein, the same amount of this milk can produce more cheese products. It is reported that dairy cows that produce high casein milk have two proteins—β-casein and …
(1) Avoid battery exposure. Because the temperature of the electrolyte is too high, the plates are liable to warp and deform, causing the active material to fall off and the wood separator to be damaged. (2) Choose the right summer lubricant to ensure that the lubricant has sufficient viscosit…
"Cleaning the garden in winter is an important part of preventing and controlling diseases and insect pests. Because winter is the latent overwintering period of fruit tree diseases and insect pests, and the overwintering place is relatively f…
A research group of the Japan Zoological Research Institute said at an international conference in Sendai City on the 1st that the team found a very small amount of mutated saw protein in peripheral nerves and paraneins outside the specific danger zone of cattle infected with mad cow disease. …