r merckx

R. Merckx · CABI

352 sayfa · 2002

Crops / Nutrition / Plant nutrients / Soil fertility / Fertilizers

R. Merckx · Wiley

392 sayfa · 1993

Soils / Soil science / Agriculture / Agriculture, tropics / Humus

R. Merckx, H. Vereecken, K. Vlassak · Leuven University Press

356 sayfa · 1990

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