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Authors: PICKART AJ STAUFFER HB

Citation: Aj. Pickart et Hb. Stauffer, THE IMPORTANCE OF SELECTING A SAMPLING MODEL BEFORE DATA-COLLECTION -AN EXAMPLE USING THE ENDANGERED HUMBOLDT MILK-VETCH (ASTRAGALUS-AGNICIDUS BARNEBY), Natural areas journal, 14(2), 1994, pp. 90-98