TY - BOOK AU - Chapman, G. P TI - Desertified grasslands: their biology and management SN - 0121685705 AV - GB 618 Des PY - 1992/// CY - London PB - Academic Press KW - GRASSLANDS--CONGRESSES KW - GRASSLAND ECOLOGY--CONGRESSES KW - GRASSLANDS--MANAGEMENT--CONGRESSES KW - DESERTIFICATION--CONTROL--CONGRESSES ER -