Theme 04: Soil Fertility and Plant Nutrition

Description

Using an area of Cerrado at the EPAMIG Experimental Station in Uberaba - MG, it was studied the response of four forage grasses to phosphorus application. It was used the grasses: Andropogon gayanus, Brachiaria brizantha, Hyparrhenia rufa, and Panicum maximum. The phosphorus fertilizer used was a yoorin termophosphate and the doses were: 0, 50, 100, 150, and 200 kg/ha of P2O5. The experimental design was a randomized complete block with three replications. Each experimental unit measured 6x8m and the measured parameters were: dry matter production, protein production, percentage of dry matter, and protein, and the plant height at cutting time. The application of phosphorus increased dry matter production , crude protein production, and the plant height. Crude protein and dry matter contents were not influenced by the fertilization with phosphorus.

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The Fertilization of Forage Grasses with Phosphorus in the Cerrado Area of Uberaba-MG, Brazil

Using an area of Cerrado at the EPAMIG Experimental Station in Uberaba - MG, it was studied the response of four forage grasses to phosphorus application. It was used the grasses: Andropogon gayanus, Brachiaria brizantha, Hyparrhenia rufa, and Panicum maximum. The phosphorus fertilizer used was a yoorin termophosphate and the doses were: 0, 50, 100, 150, and 200 kg/ha of P2O5. The experimental design was a randomized complete block with three replications. Each experimental unit measured 6x8m and the measured parameters were: dry matter production, protein production, percentage of dry matter, and protein, and the plant height at cutting time. The application of phosphorus increased dry matter production , crude protein production, and the plant height. Crude protein and dry matter contents were not influenced by the fertilization with phosphorus.