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Role of mixed herb leys in New Zealand organic cropping systems : a dissertation submitted in partial fulfilment of the requirements for the degree of Bachelor of Agricultural Science (Honours) in the Lincoln University [i.e. College]
(Lincoln College, University of Canterbury, 1989)
Above ground dry matter production, sward composition, and herbage mineral levels were measured from three ley mixtures sown on a Wakanui silt loam, Lincoln College, Canterbury. Additionally soil fertility (exchangeable ...