LILL, J.G.
Sugar-beet culture in the humid area of the United States / By J.G. Lill. -- Washington : U.S. Department of Agriculture, 1939 - 49 p. il. -- (Farmer's Bulletin ; 1637).
Remolacha
633.63
Sugar-beet culture in the humid area of the United States / By J.G. Lill. -- Washington : U.S. Department of Agriculture, 1939 - 49 p. il. -- (Farmer's Bulletin ; 1637).
Remolacha
633.63