It covers the whole forestry field, including the protection and management of forests, related rangelands, and water-sheds; utilization of forest products; and the economic aspects of forestry.
它涵盖了整个林业领域，包括森林、相关牧场和集水区的保护和管理，森林产品的利用以及林业的经济方面。
2
The USES and needs of grasslands, desert regions, and rangelands are different from those of forests and farmlands.
草原，沙漠和牧场的使用和需求与森林和农田是不一样的。
3
Sandy rangelands scatter on the vast alluvial plains of the Huanghe River (Yellow River) in north Henan province (Yubei plain).