Response of crops to fertilizer application in volcanic soils
Yihenew G. Selassie, Eyayu Molla, Dinku Muhabie, Fentanesh Manaye, Demelash Dessie
Abstract
and maize grain yields showed an increasing trend up to K/Mg ratio of 0.71 in Mollic Nitisols (aric, humic), 0.78 in Pellic Vertisols (aric, gilgaic, mazic) and 0.88 in Vertic Luvisols (aric, nitic), respectively, and declined above these values.
Topics & Concepts
SowingVertisolFertilizerSoil waterRandomized block designAgronomyChemistryUltisolSoil testMathematicsAnimal scienceEnvironmental scienceSoil scienceBiologyClay minerals and soil interactionsSoil and Unsaturated FlowSoil Carbon and Nitrogen Dynamics