Soil and water losses by rainfall erosion influenced by tillage methods slope-steepness classes, and soil fertility levels von Cogo, N.P, Levien, R, Schwarz, R.A

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Water erosion under simulated rainfall in different soil management systems during soybean growth von Engel, F.L, Bertol, I, Mafra, A.L, Cogo, N.P

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Erosão hídrica em diferentes preparos do solo logo após as colheitas de milho e trigo, na presença e na ausência dos resíduos culturais von Bertol, I., Cogo, N.P., Levien, R.

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Variabilidade de propriedades físicas e químicas do solo em um pomar cítrico von Souza, L. da S., Cogo, N.P., Vieira, S.R.

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Variabilidade dos teores de nutrientes na folha, entre plantas, em um pomar cítrico von Souza, L. da S., Vieira, S.R., Cogo, N.P.

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Size-distribution of eroded sediments in the runoff water as affected by residue mulch, surface roughness, and discharge rate von Bertol I, Cogo N.P, Miquelluti D.J

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Distance between terraces using critical slope length in two soil conservation tillage systems von Bertol, I, Cogo, N.P, Cassol, E.A

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Water erosion under different tillage systems following corn and wheat harvesting, in the presence and absence of crop residues von Bertol, I, Cogo, N.P, Levien, R

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Soil spatial variability of phosphorus, potassium, and organic matter in relation to management systems von Souza, L. da S, Cogo, N.P, Vieira, S.R

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Variability of leaf nutrient concentrations among orange trees von Souza, L. da S, Vieira, S.R, Cogo, N.P

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Variability of physical and chemical properties of a latosol under an orange orchard von Souza, L. da S, Cogo, N.P, Vieira, S.R

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