Powdery mildew: Powdery mildew mainly damages the leaves. In the early stage of disease, white round and small patches appear on the back of the leaves, and they continuously expand to the surroundings. In severe cases, the leaves are covered with white powder. The mildew in the later stage tu.......

Winter jujube has thin, crisp, small nuclear, high sweetness and unique quality, more and more people's favor, so the market is in short supply. However, due to the improper management of the Zaoyuan, the yields and benefits are not ideal. To this end, summing up many years of experien.......

First, the main function

Jinbao antibiotics compound antibacterial agent, which belongs to antibiotics actinomycetes, i.......

1. After the bullfrog eggs are collected, they can be patrolled around the spawning pool every morning after the bullfrog breeding season. In particular, the morning of the morning when the male frogs are buzzing, careful attention should be paid to the timely detection of egg masses. Since th.......

Breeding of seedlings of American redfish is mostly done in large-scale cultivation of outdoor ponds.
(1) Fry cultivation. The size of the fish nursery pond is 3/15 hectares. 12/15 hectares, water depth 0.9-1.2 meters. At the bottom of the pool there is a fishing pit for fishing. Aquacult.......

Also known as mandarin fish, mandarin fish, seasoned fish, eel fish, sweet-scented osmanthus fish, flower carp, flower wife, saw the mother and so on. In the past, it had been relying on natural waters for fishing, which was far from meeting the market demand, resulting in high prices and low .......

Early eggplant seedlings mainly control soil-borne diseases such as damping-off, blight and sclerotia. Seedbed soil was disinfected, and 50 kg of seedbed soil plus 20 g of 68% Jinlei water dispersible granules and 10 ml of 2.5% Silay Suspension were mixed with the soil to mix and hold the .......

What are the factors that affect the decomposition of straw returning? The return of straw to the field is an effective way to deal with the problem of straw, but the straw cannot be decomposed in time, which is the biggest problem hindering the promotion of this techn.......

In recent years, with the rapid development of shrimp culture, the demand for seedlings is increasing. The use of ponds to develop artificial breeding of green shrimp not only provides the potential for large-scale breeding of shrimp, but also has a small investment, short production cycle, an.......

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The wet material is continuously fed from the feeder to the upper layer of the dryer* on the drying tray, and the raking arm with the raking leaves is rotated to continuously pluck the rakes. The material flows along the exponential spiral through the surface of the drying tr.......

Brooding brooding is also the same as other poultry. It is recommended to feed water within 12-14 hours after shelling, commonly known as boiling water and eating.
(1) Method After the chicks are hatched, they are removed from the incubator and placed in the brooders after drying. After t.......

Release date: 2006-12-15

Australian scientists claim that breast cancer may spread through sex and bathing A researcher at the University of Ne.......