Analysis on P2O5 and REE (rare earth elements) in basal Cambrian phosphorites from the Yangtze Region, showed that the p......

对江西省9个地方鸡品种资源的屠宰性能进行了测定。结果表明：江西地方鸡品种资源具有良好的肉用性能，具有广阔的开发利用前景。......