na INLIS000000000003608 20250211033828 0010-0324000347 Guide for field crops in the tropics and the subtropics / edited by Samuel C. Litzenberger edited by Samuel C. Litzenberger Washington DC : Agency for Internationl Development, 1974 321 p. : ills. ; 28 cm. 633 GUI CROPS, PERTANIAN UMUM FIELDS TROPICAL ZONES SUBTROPICAL ZONES. 250211 0 BBPSI Padi 025/1980