Progress and future plans of the project "Management of nitrogen in acid low activity clay soils in the humid tropics for food crop production" / B.T. KangProgress and future plans of the project "Management of nitrogen in acid low activity clay soils in the humid tropics for food crop production" / by B.T. Kang, A.C.B.M. van der Kruijs en J. van der Heide
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Nutrient management for food crop production in tropical farming systems / ed. by J. van der Heide ; papers reviewed by B.T. Kang ... [et al.]Observations on decomposition rates of leaves of several shrub and tree species applied as mulch under humid tropical conditions / A.C.B.M. van der Kruijs, J. van der Heide and B.T. KangNitrogen management in farming systems in humid and subhumid tropics / ed. by B.T. Kang and J. van der Heide