TY  - GEN
AU  - Hudson,  Norman W
TI  - Soil and water conservation in semi-arid areas
T2  - FAO soils bulletin No. 57
SN  - 92-5-1026606-8
U1  - 631.49154 HUD 
CY  - New Delhi, Oxford & IBH publishing co. pvt. ltd
KW  - Soil- Water/ Soil conservation/ Soil science/ Semi-arid area-soil, water conservation
ER  -