Model NO.: extract Trademark: Ruiheng Specification: 25kg/drum ---MORE---
Model NO.: Dr. pen Brand: Dr.Pen Modle: Ultima A1 St ---MORE---
The middle goose is an important part of the production of geese and is also the basis for the production of goose liver. The Chinese geese grow rapidly. The 70-day-old body weight can reach 70% of the weight of the adult goose. The required time is short, the material consumption is low, and the c ---MORE---
As winter melons reach the peak of the autumn harvest, they often cause prices to plummet. If farmers use their own existing conditions for the storage and preservation of wax gourd, it can extend the sale period of wax gourd, but also increase economic income, it is worth promoting. Appropriate st ---MORE---
Researchers at the Institute of Regenerative Medicine at Kyoto University in Japan have implanted foreign genes into mouse sperm and successfully developed young mice with foreign genetic traits. The scientists used a week-old pups to experiment and implanted foreign genes into immature spermatogon ---MORE---
First, several common air harm 1. Ammonia Hazard Ammonia mainly comes from the ammonium nitrification fertilizer and organic fertilizer applied to the soil. Especially when fertilizer is applied excessively or the soil is dry, the fertilizer will cause large amounts of ammonia to burn the vegetable ---MORE---
Feed the feed off. When feeding, do not feed eight:" 1 do not feed on rotten and metamorphic feed; 2 do not feed with silt, manure feed; 3 do not feed green succulent with dew; 4 do not feed pesticides Green feed without efficacy, 5 feeds that are not fed to beans, 6 feeds that are not toxic, ---MORE---