Richards, L A
Diagnosis and improvement of saline and alkali soils - Calcutta, Oxford & IBH publishing company 1968 - 160 - Agriculture hand book No.60 No.66 .
Saline soils/ alkali soils/ soil - diagnosis/ soil - improvement/ soil science/ soil conservation
631.416 RIC
100
Diagnosis and improvement of saline and alkali soils - Calcutta, Oxford & IBH publishing company 1968 - 160 - Agriculture hand book No.60 No.66 .
Saline soils/ alkali soils/ soil - diagnosis/ soil - improvement/ soil science/ soil conservation
631.416 RIC
100