TY - GEN AU - ABROL, I P AU - DHRUVA NARAYANA, V V TI - TECHNOLOGIES FOR WASTELAND DEVELOPMENT U1 - 631.7 ABR/TE CY - NEW DELHI, ICAR KW - MAPING DEGRADED SOILS KW - SALT -AFFECTED SOILS KW - SOILS OF ARID REGIONS KW - SOILS OF SEMI-ARID REGIONS KW - SOILS OF SUB-HUMID AND HUMID REGIONS ER -