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A nitrogen and phosphorus herbage nutrient index as a tool for assessing the effect of N and P supply on the dry matter yield of permanent pastures
M. Duru, H. DucrocqVolume:
47
Year:
1996-1997
Language:
english
Pages:
11
DOI:
10.1007/bf01985719
File:
PDF, 809 KB
english, 1996-1997