Tobacco black spot

The symptoms are also called early blight. Located in Liaoning, Hebei, Yunnan, Hunan, Henan, Jiangsu, Fujian, Taiwan and other places. Occurred mainly in the mid-lower leaves of the tobacco plant from the long-term to the mature harvesting period, and had a ro

Chemiluminescence immunoassay and its progress

Chemiluminescence immunoassay combines chemiluminescence with immunoassay methods, combines the high sensitivity of chemiluminescence and the high selectivity of immunoassays, and is widely used in clinical testing and drug analysis. With the development of new lumine

The amount of trace elements in pig feed

With regard to the amount of trace elements added, we have a few formulas that we hope to help you:

(1) Animal growth hormone. 015 g of manganese sulfate, 0.15 g of copper sulfate, 0.20 g of zinc sulfate, 0.15 g of magnesium sulfate, 0.15 g of manganese sulfate, 0.10 g of cobalt ch

Artificial deer points

First, choose the species of deer Chinese domestic deer are mainly deer, red deer, white-lipped deer, sambar and so on. Most of the artificial rearing was spotted deer, followed by red deer. The economic value of deer and red deer is basically the same. In deer velvet quality, red deer is

Huari Brand HR Series Multifunctional Pasta Maker

The R series multi-functional pasta machine is produced by Wuhan Huari Technology Co., Ltd. (Phone 027-82668161, Liancheng Industrial Park, Jiang'an District, Wuhan, China). The machine has the following features.

1. Advanced production technology The raw material is extruded a

Mulberry winter pest control work more

First, the pruning shears Pruning the mulberry branches, thin and thin branches, drooping branches and dry piles, and taking them out of the garden. It can maintain a neat tree shape, enhance tree vigor, improve the light and ventilation conditions inside the mulberry garden and the crown,

Winter and spring lean cow fat

During the winter and spring farming season, buy a few lean cows with poor body condition at the bazaar. After two months of feeding, they can increase their weight by 90-100 kg per head.

Choose a thin cow. Poor cows are the first choice for efficient and fast fattening due to poor

Experts answer questions about raising rabbits (1)

1, breast-feeding female rabbits a little diarrhea, there are nasal epistaxis, and there is no appetite treatment? A: Oral diarrhea stop one at a time, 2 times a day, can be used for 2-3 days. 2. Yesterday morning, two young rabbits weighing about 4 pounds were suddenly stroked out of the limb

Milking equipment cleaning procedures

In general, there are two types of milking systems: barrel and pipe milking systems. The barrel milking system is a portable bucket that collects the cows directly into a vacuum. The portable barrels are usually ground-mounted and suspended. In a modern dairy farm, the milking system used

Tractor storage period should be properly kept

In the idle period of the tractor, rust, rot, aging, pollution and deformation will occur due to the action of natural factors. Therefore, proper storage of the tractor is of great significance for improving its performance and prolonging the service life.

1) Make full lubrication