soil biological fertility

基本解释

The present study has investigated biological effects of arsenic on clay pan yellow cinnamon soil, red soils (with high fertility and low fertility) and paddy soil.
通过室内培养及室外盆栽实验，研究了砷在粘盘黄褐土、红壤（高肥力、低肥力）、水稻土上的生物学效应。
Much attention should be paid to shrub species diversity during artificial reforestation because shrub species diversity has important values for improving soil biological fertility.
灌木物种多样性的恢复在人工造林恢复植被过程中应予以重视，它对于土壤生物学肥力的提高具有重要意义。
The sustainable fertility index (SFI) in different agroecosystems was discussed by integrating soil nutrients and biological indices.
运用土壤生物和养分指标讨论了不同农田土壤肥力可持续性指数。