Soil Phosphorus Bioavailability and Soybean Grain Yield Impaired by Ruzigrass

• Published in: Agronomy journal Vol. 110; no. 2; pp. 654 - 663
• Main Authors: Almeida, Danilo S., Rocha, Kassiano F., Souza, Murilo, Delai, Lucas B., Rosolem, Ciro A.
• Format: Journal Article
• Language: English
• Published: The American Society of Agronomy, Inc 01.03.2018
• Subjects: agronomy; bioavailability; Brazil; cover crops; crop rotation; fallow; Glycine max; grain yield; leaves; long term effects; no-tillage; phosphorus; soil depth; soil organic matter; soybeans; Urochloa ruziziensis; Brazil

Core Ideas There have been suggestions that ruzigrass increases soil P availability.Ruzigrass was grown in rotation with soybean from 2012 to 2016.The observed effect was opposite from the expected under long‐term field conditions.Crop rotation with ruzigrass resulted in a lower soybean grain yield...