How much phosphorus do crop residues release under conventional and zero tillage systems?

• Main Authors: Lupwayi, N.Z., Clayton, G.W., Harker, K.N., Turkington, T.K., Rice, W.A.
• Format: Conference Object
• Language: English
• Published: 2002
• Subjects: conservation tillage; decomposition; mineralization; stratification; Fort Vermilion
• Online Access: http://hdl.handle.net/10388/9753

Non-Peer Reviewed In a field experiment conducted at Fort Vermilion in north-western Alberta, we used the litter bag method to quantify phosphorus (P) release from red clover green manure, field pea, canola and wheat residues under conventional tillage and zero tillage. Wheat residues added signific...