TY  - GEN
AU  - Peterson,  H B
AU  - Thorne,  D W
TI  - Irrigated soils their fertility and management
U1  - 631.4 THO 
CY  - Bombay, Tata Mc graw-Hill publishing  company Ltd
KW  - Soil science/ Soil conservation/ Soil fertility/ Soil management
ER  -