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DEVELOPING OPTIMAL STRATEGIES FOR DISEASE-LOSS SAMPLE SURVEYMAIN CE; PROCTOR CH.1980; E.C. STAKMAN COMMEMORATIVE SYMPOSIUM CROP LOSS ASSESSMENT. PROCEEDINGS/1980/MINNEAPOLIS MN; USA; MINNEAPOLIS: UNIV. MINNESOTA; DA. 1980; PP. 118-123; BIBL. 5 REF.Conference Paper

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