Factors affecting the vitamin requirements of livestock

In the best situation of rearing and nutrition, the vitamin requirements of most livestock and poultry have been studied in depth. The animal nutrition committee of the National Academy of Sciences regularly publishes these minimum requirements. However, in the case of commercial livestock bre.......

Fertilization of vegetables

During the growth of various vegetables, they need to absorb nutrients from the soil to meet the growing needs. Therefore, in order to achieve reasonable fertilization in the cultivation of vegetables, in addition to giving full play to the role of fertilizer, it is more important to save cost.......

Apple, pear after flowering principle and pharmaceutical selection

First, the right remedy, the enemy of the enemy The major diseases after the fall of the apple are: apple powdery mildew, spotted defoliation, brown spot, rotenus rot disease, anthrax. The main pests are: apple astragalus, gold moth, apple leaf roller moth, apple red spider. The main diseases .......

Rapid fertilization in vegetable garden soil

1. Site selection A garden plot with a flat terrain, sufficient sunlight, good water source, and convenient transportation should be selected for the construction of the garden. For low-lying land to be digging drainage ditch, improve irrigation and drainage conditions of the land. 2. Accordin.......

Pond high-yield culture method

In order to change the current situation that the yield of pond and shrimp culture is low, adopting technical measures such as double-season shrimp rearing and feeding full-grain pellet feed can achieve better aquaculture economic benefits. The main technical points are as follows. 1. Pond req.......

How to increase dairy milk production in summer

Summer is a hot and humid season, with mosquitoes and flies, causing the appetite of dairy cows to decrease, causing a lack of energy, and a significant drop in milk production. According to the survey, every summer, milk production is generally reduced by about 15%. Therefore, in order for co.......

How to increase breeding potential of breeding pigs

Pigs have a large reproductive potential. Adult sows can ovulate about 20 times per estrus, but the actual fertility is only about 10. The number of litters in sows is not only related to breed, age and parity, but also the level of rearing and management is an important factor that influences.......

Rape Seedling "Three Passes"

The long sowing time of rapeseed and the elasticity of its growing period are now a good time for sowing and raising seedlings. Varieties should be selected for high-quality and low-yielding hybrid rapeseed, with Zhongyouza No. 4 and No. 2 as good. Zhongyouza 4 has the characteristics of short.......

Sweet potato jujube processing technology

1, product characteristics: sweet potato dateless, sweet, resistant to storage and transportation. 2. Process flow: saccharification of the choice of ingredients, steaming of the caged potatoes, peeling and drying of the peelings, cutting and exposing, shaping into plastics, and grading packag.......