Afforestation by water-harvesting improves the soil water environment in forest owing to increase of runoff volume collected in the plantingstrip, so that the productivity of forests is influenced.
集水造林通过增加植树带汇流量改善了林地土壤水分环境,从而影响到林分物质生产水平。
2
The corn yield was increased over 15% by balance fertilizers, more than 9% by contour cropping and over 20% by contour planting hedgerow strip.