共 14 条
[1]
The relation-ships betweenland use and soil conditions in the hilly areaof the loess plateau in northern Shaanxi,China. Fu Bojie,Chen Liding,Ma Keming,et al. Cate-na . 2000
[2]
Tillageeffects on water storage during fallow,and on barley rootgrowth and yield in two contrasting soils of the semi-aridSegarra region in Spain. Lampurlanes J,Angas P,Cantero-Martnez C. Soil&Tillage Research . 2002