Thrips as pollinators of beef flowers
Shaw, H.B.
Thrips as pollinators of beef flowers - Washington 1914 - 1-12 p. - Beef, Flowers United States Department of Agriculture. Bulletin No. 104 .
Thrips as pollinators of beef flowers - Washington 1914 - 1-12 p. - Beef, Flowers United States Department of Agriculture. Bulletin No. 104 .