THE INFLUENCE OF FERTILIZER PLACEMENT ON MAIZE YIELD AND GROWTH OF WEEDS

  • A. B. Mashingaidze Crop Science Department, University of Zimbabwe, Mount Pleasant, Harare, Zimbabwe
  • J. Chipomho Crop Science Department, University of Zimbabwe, Mount Pleasant, Harare, Zimbabwe
  • L. A. P. Lotz Plant Research International, Wageningen, The Netherlands
  • W. van der Werf ,4Crop Science Department, University of Zimbabwe, Mount Pleasant, Harare, Zimbabwe
  • M. J. Kropff Wageningen University, Department of Plant Sciences, Group Crop and Weed Ecology, Wageningen, The Netherlands
  • J. Nabwami Crop Science Department, University of Zimbabwe, Mount Pleasant, Harare, Zimbabwe
Keywords: Fertilizer, placement method, maize growth, maize grain yield, radiation interception, weed density, weed biomass, weed seed production

Abstract

Three field experiments were conducted in two seasons in Zimbabwe to study the effects of rate and method of
placement of NPK fertilizer on productivity of maize and the emergence and growth of weeds. Compound D (8% N,
14% K2O, 7% P2O5, 6,5% S) was applied at 75, 150 and 225 kg ha

Published
2019-05-20