Autumn cattle and sheep should not feed urea urea is a good feed for ruminants such as cattle, sheep, etc., but not all year round feeding is good. In winter and spring, most farmers use dry straw to feed cattle and sheep. The crude protein content in roughage is very low, so the effect of fee…
According to observations, during a sunny day, the temperature inside the shed can be increased quickly, which can be 15°C to 25°C higher than outside the shed; and at night or early in the morning, the temperature in the shed is only 1°C~3°C higher than the shed; the continuous ra…
First, nurture strong seedlings 1. Bed soil preparation and disinfection: The fully cooked farmyard manure and onions and garlic vegetable garden soil are mixed and sifted at a ratio of 4:6 to be formulated as seedbed soil, and then mixed with 250 m2 per square meter. Gram of urea and 1-2 kilo…
1 When selecting pig breeds, it should be noted that the carcass lean percentage of this species is highly heritable from the genetic point of view. Therefore, choosing a breed with a high carcass lean percentage as a breeding pig can significantly improve the quality of meat. Pork carcass lea…
Chapter II Pig Breeding and Crossbreeding Section I. World-famous lean-breed pig breeds According to relevant data, there are more than 100 species of pigs in the world, and there are also more than 100 species of local breed pigs in China. It is famous for its easy-to-fat, rough-feeding and f…
In recent years, rabbit skins and rabbit skins have been very popular in the domestic and international markets, and their prices have remained high. In order to obtain excellent rabbit skins, in addition to selecting good breeds and keeping them carefully, they must also pay attention to the …
Burdock is also known as a strong herb on Chinese herbal medicines. It is a perennial herb of the Asteraceae family. It originates from Asia and uses seeds as its medicine. After the improved Daedongzi, it mainly eats rhizomes. As a green nutritious food, it is also called harmless vegetables.…
In autumn, the daily temperature difference between day and night changes greatly. How can we ensure that special animals have a warm and comfortable environment and maximize their production performance? This section introduces some relevant knowledge in this area. A: After catching the secon…
The tulip belongs to the bulb plant, it needs to pass a certain low temperature stage, and can only flower normally after the flower stem is fully grown. Conventional cultivation is an ordinary cultivation method, and it is a cultivation method without supercooling a tulip bulb. First, prepare…
Dorset, Suffolk, Charolais and other varieties are world-class meat sheep breeds, and Boer goats are world-class meat goat breeds. At present, we should vigorously promote the hybridization of sheep breeds, Suffolk, and Charolais sheep breeds with small-tail Han sheep in sheep breeds to obtain…
1.Spraying KH2PO4: Spraying 0.0%～0.5% potassium dihydrogen phosphate solution for 7 days to 10 days, and spraying 2~3 times, can significantly increase The net weight of Chinese cabbage is generally increased by 15% to 20%. 2, spray rare earth solution: in the Chinese cabbage continuation…
Grafting and cultivation of gualai can improve the disease resistance of the vegetables, and the grafted seedlings can also be cultivated in a row. The low-temperature resistance is also enhanced, and the scion plants can also obtain a developed root system and enhance the absorption capacity …