Electronic scale fault self-test

No display: Whether the internal battery undervoltage causes automatic shutdown (with built-in battery model) Whether the AC power supply voltage matches the voltage indicated by the product. Is the fuse blown (using an AC motor type) 2 Cannot charge: Whether the AC power supply voltage matches t.....

Fox breeding management

The management of foxes during the lactating period The management of the litters during the lactation period is focused on keeping up and keeping alive and producing a bumper harvest. Normal pregnant foxes and Arctic foxes are pregnant for 52 days and have a smooth delivery. Postpartum should be .....

Wheat ear disease

Symptoms The disease is a bacterial disease that is accompanied by wheat nematodes. Wheat occurs after heading. Infected strains were curled in the heart, yellow gums and bacteria overflowed between the leaves and sheaths. Fresh leaves are obstructed when they are drawn from the pus tube containin.....

Black Locust

Citrus acacia (Aleu-rocanthus spiniferus Quaintance) is classified as Homoptera and Pteromidae. In addition to harming citrus, it can also harm dozens of plants. Hazardous characteristics? Citrus nigra powder is harmful to the fixed suction juice on the back of the nymph gathering leaf, and it ca.....

Highly efficient fox technology

On time prevention, vaccination, attention to drug prevention Two vaccination campaigns were conducted each year. After being kept in November-December, and in June-July, the sub-branches were separated from the milk for 3 weeks. They were then quarantined with canine distemper, viral enteritis, .....

Autumn cow with four points

The weather in autumn is cool, the pasture is abundant, the fodder is abundant, the bull is energetic, and the cow has a short estrus cycle and long duration. It is the golden season for breeding. Production should grasp the following points: First, before the arrival of the breeding season, the .....

The demand of fertilizer for pear trees

The demand for various elements of pear trees is not constant, but based on the different stages of growth and development are more or less. Nitrogen needs two peak periods in one year. The first peak period is in May, and the uptake can reach 80%. Since this period is the vigorous growth of branch.....