Principal insect enemies of the sugar beet in the territories served by the Great Western Sugar Company Maxson, Asa Chandler, 1875- creator Great Western Sugar Company contributor text book Denver, Col Agricultural Dept., the Great Western Sugar Company 1920 1920
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ENG Diseases and pests Insects, Injurious and beneficial Sugar beet SB608.B4 M3 https://www.biodiversitylibrary.org/bibliography/26911 1934737 43047312 10.5962/bhl.title.26911 DLC