na INLIS000000000011315 Ind 0010-1118011315 Moisture farming in South Africa THOMPSON, W.R. W.R. Thompson Pretoria Central News Agency 1936 260 p.: ill.; 22 cm. 260 p.: ill.; 22 cm. 631.432 (68)THOm 631.432 (68) SOIL CHEMICOPHYSICAL PROPERTIES SOUTH AFRICA mfn-13098