Feeding factors for female reproductive failure

Fundamental nutrition imbalance Imbalanced female performance in three aspects: lack of nutrition, excess nutrition, nutritional imbalance.

Lack of nutrition: low nutritional value of feed or the amount of daily investment is insufficient to ensure the nutritional needs of the fema

Problems Needing Attention in Tractor Trial Operation

1. When the locomotive is engaged, it is necessary to turn slowly to the left and right respectively, and try to advance and retreat each file.

2. Regularly inspect the tightening status of various parts of the locomotive, check whether the hydraulic pressure, water temperature, an

Global Antithrombotic Drug Market Drives China's Heparin Export

Business News Agency December 20th The rapid increase in global demand for antithrombotic drugs has led to an increase in the sales of heparin drugs. Heparin drugs are mainly used in cardio-cerebral vascular disease and hemodialysis treatment, and drug users f

Several Causes of Diesel Burning Tiles

1. Do not pay attention to observing the oil gauge: When the diesel engine is working normally, the oil pressure should be between 0.15~0.25Mpa, and the idle oil pressure should not be less than 0.5MPa. 2. Lubricants are not clean: If dirty oil is added to the body, it will block the oil path

Astragalus membranaceus breeding cage

This is just a method of astragalus aquaculture. The introduction is: In the wild environment, Astragalus membranaceus often inhabits shallow cemented soil. This is because soil can provide stable warm conditions and a dark living environment. In production, bamboo nests, bricks, and aquatic p

Preserved planting notes

To cultivate Lamei, we need to master the following technologies: 1 Colonization. Due to the fear of the wind, Xili Yang should choose a leeward, sunny, well-drained plot. The time of planting is suitable for winter and spring. When planting, seedlings can barely pick some mud. For more than 3

Winter defense diesel engine cylinder cracking

In winter, the temperature is low, and diesel engine cylinder heads are prone to crack leakage. The main reasons are as follows: 1. Add cooling water after starting. After the diesel engine is started, the temperature inside the engine immediately rises. If cooling water is added at this time,

Diagnosis of Eperythrozoonosis

In recent years, a disease mainly caused by symptoms such as diarrhea, fever, anemia, and cracking of the soles of the feet has been common in the gardenia of my county. This disease is similar to canine distemper, parvovirus enteritis, toxoplasmosis, etc., but the vaccine cannot be used for v