TY - BOOK AU - Hawkes, J.G., ed. TI - Conservation and agriculture SN - 0715610325 U1 - 333.7616 21st ed. PY - 1978/// CY - London PB - Duckworth KW - Agricultural KW - Agricultural conservation KW - Conservation of natural resources KW - Forest conservation KW - Land use, rural KW - Nature conservation N1 - Index: pp 275-84 ER -