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Ruth Njoroge, Abigael N. Otinga, John R. Okalebo, Mary Pepela and Roel Merckx
Deficiencies of secondary and micronutrients (SMNs) are major causes of low maize yields in poorly responsive soils. This phenomenon minimizes the agronomic efficiency of N, P and K fertilizers and consequently result in a dwindling economic benefit asso...
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Bello M. Shehu, Roel Merckx, Jibrin M. Jibrin, Alpha Y. Kamara and Jairos Rurinda
Diagnostic on-farm nutrient omission trials were conducted over two cropping seasons (2015 and 2016) to assess soil nutrients related constraints to maize yield in the northern Nigerian savanna agro-ecological zone and to quantify their variability. Two ...
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Katrien Oorts, Roel Merckx, Eric Gréhan, Jérôme Labreuche and Bernard Nicol
Pág. 133 - 148
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Phan Thi Cong and Roel Merckx
Pág. 11 - 23
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Six, Johan; Carpentier, An; van Kessel, Chris; Merckx, Roel; Harris, David;
Pág. 27 - 36
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Hood, Rebecca; Merckx, Roel; Jensen, Erik Steen; Powlson, David; Matijevic,
Pág. 33 - 46
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