Farmers use different kinds of soil conservation methods to protect their land against damage from farming and the forces of nature.
为防止耕种和自然力量带来的破坏，农民利用多种多样的方法来保护他们的土地。
Methods of landscape pattern analysis and land use conversion matrix were employed.
研究方法：景观格局分析和土地利用转换矩阵。
Wild flooding is inefficient in use of water and labor, but it irrigates land that can't be managed by other methods of surface irrigation.
漫灌的用水效率和劳动效率都是很低的，但它能用来灌溉那些不能采用其他地面灌水方法灌溉的土地。
应用推荐