[New Brazilian estimation of the effectiveness coefficient [Fertilizer; Mathematics]]
1979
Gomes, M. de B. | Silva, I.R. da
Bibliographic information
Revista de Agricultura (Brazil)
Volume
54
Issue
1-2
ISSN
0034-7655
Pagination
pp. 99-108
Language
Portuguese
Note
6 ref.; Summaries (En, Pt)
Type
Summary
1981-06-15
AGRIS AP
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