In winter and spring, the temperature is low and the water temperature is low. After each watering, the temperature will drop significantly. This not only results in the normal growth of the sheds for several days, but also induces gray mold due to increased humidity in the shed after wate.......

In cold winter days, with short days and low temperatures, broiler chickens reared in insulated chicken houses are highly metabolized, breathing oxygen and emitting more carbon dioxide, and the faster the growth and development of broilers, the greater the need for oxygen. Specially reared.......

According to the practice of raising sows for many years, a simple, practical and practical sow winter litter piglet incubator was introduced.

Specific approach: In the corner of the back wall of the sow house, a rectangular brick incubator with a height of 80 cm, a width of 50 cm,.......

Practice has proved that the night management of the female duck directly affects its egg production rate. For the mother ducks to produce more eggs and produce larger eggs, we must pay great attention to and strengthen the night management of female ducks.

1. Make sure the venue i.......

Many people often feel tired and weak during the morning work, and their concentration is difficult. It stands to reason that after a night's sleep, the brain has been rested, and after breakfast it should be energetic. Why does this happen? Do not think that it is "insufficient s.......

Do a good job of insulation work, on time to prevent epidemics (Newcastle disease, bird flu and other viral diseases), while adding Chinese medicine to supplement immune blanks, enhance antibodies, increase feed nutrient concentration (multi-dimensional elements, energy).

Insulatio.......

We are now promoting a healthy diet, and dinner does not advocate eating too much. However, for those who cook, it is a problem. If you do less, it is not worth doing. If you do more, it will inevitably be left. In this way, a new problem has emerged. That is, can the overnight meal be eat.......

According to the compound form: ammonium nitrogen fertilizer, nitrate nitrogen fertilizer, amide nitrogen fertilizer.

(A) Ammonium nitrogen fertilizer:

Nitrogen compounds containing ammonium ions (NH4+) or ammonia (NH3). Including ammonium bicarbonate (NH4CO3), ammonium sul.......

Pass three levels:

1, survival off: After the piglets are born, pay attention to insulation. The piglets were fixed within 3 days of birth and allowed them to eat colostrum earlier. Piglets should be carefully cared for to prevent sows from crushed, trampled, killed and frozen, and.......