Insects affecting the cotton plant
Howard, L.O.
Insects affecting the cotton plant - Washington 1897 - 1-32 p. - Insect, Cotton, Plant United States Department of Agriculture. Farmers Bulletin No. 47 .
Insects affecting the cotton plant - Washington 1897 - 1-32 p. - Insect, Cotton, Plant United States Department of Agriculture. Farmers Bulletin No. 47 .