نتایج جستجو برای: midden soil
تعداد نتایج: 180969 فیلتر نتایج به سال:
Introduction Conclusions References
In the first place, we have to piece together the bits and pieces which most resemble each other. As there are a number of qualities common to obviously unrelated pieces in our puzzle, we select certain basic patterns, and group the pieces together according to those basic patterns, irrespective of whether they have qualities which, on first appearance, do not appear to be reserved to anyone gr...
1 Assistant professor, Department of Economics and Business Management, Nova Scotia Agricultural College, P.O. Box 550, Truro, NS B2N 5E3. 2 Professor, Department of Agricultural Economics and Business, University of Guelph, Guelph, ON N1G 2W1. 3 Research associate, Ridgetown College Campus, University of Guelph, Ridgetown, ON N0P 2C0. 4 Associate professor, Department of Agronomy, Purdue Unive...
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