When selecting the rotor, it should be noted that when the capacity is determined, one of the important parameter criteria of Zui is not the rotational speed but the centrifugal force. The magnitude of the centrifugal force directly determines the separation effect. Although the rotor of th.......

Name: Shannao Category: Wenli Pinyin: SHAN NAI
Latin: Rhizoma Kaempferiae
Alias: three naphthalene, three Lai, spicy, sand ginger medicinal parts: rhizome medicinal properties: This product is mostly round or nearly circular cross-section, diameter 1 ~ .......

First, the symptoms:

The damaged mushrooms first developed brown tumours on the surface of the cap and stipe, gradually increased, and formed a layer of white mold on the surface of the mushrooms. The severely damaged mushrooms begin to grow abnormal and become an amorphous white m.......

Vegetable pods (Oeobia un-dalis = Phalaena undalis = Hellula undalis Fabricius), also known as Brassica campestris, radish sprouts, Brassica oleracea, Brassica juncea, heartworms, borers, cockroaches, etc., are classified as Lepidoptera, Codling moth Section. The main hazards are crucifero.......

After entering the autumn, the crabs have been raised for more than six months and the specifications have grown. The water space and feed requirements are all increasing, and the water level must be raised and the amount of feeding must be increased. As the amount of feed is increased, th.......

Name: Plantains Category: Diuretic Penetrative Drugs Pinyin: CHE QIAN CAO
Latin: Herba Plantaginis
Alias: Dangdao, Beef Tongue, Shrimp, Beef, Beef, Cabbage, Herbs, Herbs, Herbs, Herbs, etc. Parts: Full Herbal Material Traits: Pedestrian: roots, whiskers. L.......

Cabbage root contracture occurs in low-lying areas or in excessive rainfall.

[Field identification] The incidence of seedlings, stem base water immersion, contraction, lodging, lodging was inverted. In the case of adult disease, the outer leaves become wilted during the day and rec.......

Release date: 2009-08-27

A new study shows that heart disease patients who eat chocolate twice or more a week have a three-fold reduction i.......

As a result, after the harvest, the vineyard should remove fruit bags, rotten fruit, and clean the vineyard. Young vineyards, the current results have been formed branches, in order to speed up the ripening of branches, the results of the new shoots left two leaves repeated topping, leavin.......

First, feed supply Many farmers believe that the mother quail should increase the amount of feed and supplementary foods to increase nutrition after pregnancy. However, many years of practical experience have proven that doing so would be counterproductive. The correct ratio of feed and au.......

"The new leaves become narrow, long, shrinking, hardened and twisted. The diseased plants are obviously dwarfed and it is difficult to sit on melons. Even sitting on melons is deformed, hardened, and mottled on the surface." Recently, a farmer held a diseased bitter gourd vine. ,.......

Clever selection: On the one hand, we must pay attention to the use of pesticides with strong absorption, such as insecticidal fleas, leaf dry spirit, rice indole spirit, carbendazim, diuretic spirit, thiophanate, triadimefon, diethylphosphorus aluminum, etc. After absorption by crop stems.......