TY - BOOK AU - Govindan, K AU - Thirumurugan, V TI - Principles and practices of dryland agriculture SN - 9789327219197 U1 - 630 PY - 2012/// CY - Ludhiana PB - Kalyani publishers KW - Dryland soils and cropping KW - Dryland horticulture KW - Dryland crop husbandry KW - Watershed approach in drylands ER -