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Wani, S P and McGill, W B and Haugen-Kozyra, K L and Juma, N G (1994) Increased proportion of active soil N in Breton loam under cropping systems with forages and green manures. Canadian Journal of Soil Science, 74 (1). pp. 67-74. ISSN 1918-1841
Wani, S P and McGill, W B and Haugen-Kozyra, K L and Juma, N G (1994) Increased proportion of active soil N in Breton loam under cropping systems with forages and green manures. Canadian Journal of Soil Science, 74 (1). pp. 67-74. ISSN 1918-1841