Efecto de diferentes fuentes de nitrógeno y dosis de magnesio sobre el suelo y el cultivo de caña de azúar

摘要: Effect of nitrogen and magnesium on soil crop in a sugar cane field The objective this work was to evaluate the effect two sources five levels potassium sulfate (plus control) nutritional state yield sugarcane crop6. trial conducted fine loamy, mixed, isohypertermic member Fluvaquentic Ustropepts, with 12 treatments distributed split plot design, 4 replications. results plant-cane indicated that there were no differences between number talks height plants measured at age 7 months. Also yields treatments, harvest months after sowing crop. did not affect composition crop, neither pH nor concentration Ca, Mg K soil.