The artificial reproduction technology of the sphenopalatophora, broodstock selection and cultivation of broodstock The squama jaw 2 is sexually mature in winter and has a body weight of 300--600g and a body length of 30--40cm. In the non-reproductive season, males and females are not easily i.......
First, the variety selection should be selected high-temperature resistant, disease-resistant pests, strong growth, growth potential varieties, such as hair powder 802 and so on. The second is to select seedlings with thick soil and good drainage as the seedlings, sow the seeds soaked with dis.......
Medicinal products are processed by some lice that cannot be used for breeding or normal death. About 1,000 - 1200 pods can be processed into 1 kg dry pods. The commonly used tools for processing rice dumplings include pots, pots, hedges, and bamboo mats. There are two types of processing, nam.......
After the mustard is harvested, remove the leaves and the vegetable roots, and remove the old skin. When the large mustard is peeled, it can be cut several times at the root. Three kilograms of salt per 100 kilograms of
To blossom plum blossoms, beautiful tree shape, you need to timely pruning. Plum blossoms are usually started from the seedlings. When the seedlings grow to a height of about 25 cm to 30 cm, the top is cut off, and after sprouting, 3 to 5 shoots are left as the main shoots. When the branches g.......
Gladiolus is one of the top ten cut flowers in the world. More than 95% of the varieties cultivated in China are imported from abroad. The phenomenon of growing the ball with viruses is not optimistic. However, due to the incomplete breeding system of domestic bulbs, the phenomenon of degenera.......
Choose the species suitable for the local environment: there are more varieties of geese. In the production, if the production of meat is mainly based, medium-sized goose species with low feed consumption, rapid growth, and high meat production rate should be selected, such as Zhejiang East Wh.......
The main symptoms of Carter black rot, also known as crown rot, damping-off disease, round spot disease, mainly damage the leaves, is one of the common fungal diseases in Caterland. Symptoms occurred most frequently in the leaves, causing damage to the leaves with fine, yellow-brown wet spots .......
5. The quality of sowing ramie sowing not only affects seedling emergence, but also affects the nutrient supply and growth rate of ramie during each growth period. Therefore, the sowing amount is used as an important part of the mulching of the mulching to sow seedlings in order to achieve see.......
1. The mix ratio of concentrate feed and supplementary feed is unreasonable The protein feed uses more of a kind of cake, and it is rarely used with cotton aphid and peanut aphid. Minerals only pay attention to supplement calcium, phosphorus and salt, and do not do content determination, resul.......
Chengdu Ma sheep, also known as Sichuan Copper Sheep, is a well-known species of sheep, which is a famous domestic meat, milk, and skin. It is mainly distributed in Shuangliu, Longquan, Daxie and other places in the suburbs of Chengdu. The Chengdu Ma Yangtou is medium and large, with two ears .......