TY - BOOK AU - Jansen, B.H. TI - Mechanized annual cropping on low fertility acid soils in the humid tropics: A case stydy of the Zanderij soils in Suriname SN - 90-6754-172-9 U1 - 613.3 22 N1 - Content 1 Scope of the research B.H. Janssen & J.F. Wienk 2 Suriname J.F Wienk 2.1 Geography 2.2 Agriculture 2.3 Agricultural research on Zanderij soils 3 Physical environment of the Zanderij belt 3.1 Climate D. Goense 3.2 Soils R.L.H. Poels 4 Original conditions on the experimental issues 4.1 Natural vegetation K.E Neering 4.2 Soils 4.2.1 Soil description and classification R.L.H Poels 4.2.2 Physical soil characteristics R.L.H Poels 5 From forest to arable land ER -