Water engineering of agricultural lands ; terms ; drainage 农业水利工程术语.排水
Water engineering of agricultural lands , terms ; irrigation 农业水利工程术语.灌溉
Water engineering of agricultural lands ; terms ; erosion control 农业水利工程.术语冲刷防治
Water engineering of agricultural lands - part 4 : terms , peat and peat soils 农业水利工程.第4部分:术语.泥炭和泥炭土壤
Water engineering of agricultural lands , terms ; development and maintenance of water courses 农业水利工程术语.水域的扩大和维护
Water engineering of agricultural lands - terms - part 3 : soil science , soil taxonomy , soil investigation 农业水利工程.术语.第3部分:土壤学土壤分类学和土
Methods of soil investigations for agricultural water engineering - field tests - part 1 : determination of soil color 农业水利工程中土壤调查方法.野外试验.第1部分:土色
Methods of soil investigations for agricultural water engineering - field tests - part 2 : determination of soil texture 农业水利工程中土壤调查方法.野外试验.第2部分:土质
Methods of soil investigations for agricultural water engineering - field tests - part 5 : determination of soil moisture 农业水利工程中土壤调查方法.野外试验.第5部分:土壤
Methods of soil investigations for agricultural engineering - field tests - part 12 : determination of degree of decomposition of peat 农业水利工程中土壤调查方法.野外试验.第12部分:泥炭