There are two different points of view about the water -saving potentiality of farmland irrigation in Northern China.
华北地区农田灌溉的节水潜力问题，在“七五”期间对其研究过程中存在着两种截然不同的观点。
There are two different points of view about the water -saving potentiality of farmland irrigation in Northern China.
华北地区农田灌溉的节水潜力问题，在“七五”期间对其研究过程中存在着两种截然不同的观点。
应用推荐