na INLIS000000000003620 20240304021111 0010-0324000015 ta 240304 0 eng 631.8 631.8 GEU f Geus Fertilizer guide for the tropics and subtropics / Jan G. De Geus Cet. II Zurich : Centre D'etude De L'azote, 1973 774p. : ilus. ; 19cm di Rak Buah-buahan, Perkebunan Pupuk Geus 1697/BBDAPTHT/H/05