BLSA U.S. Dept. of Agriculture. Office of 126 Experiment Stations. Experiment Station Record (U.S. Dept. of Agriculture) v.61, no.1l, July 1929. Washington, D.C. : Govt. Print.
100p.7 [2], Leet of plate ¢ front. (port.) ¢ 23 em.
T.L.S. from T.L.Weston of Agriculture Dept. donating book to BLSA: laid in.
RG87-535478 r ae) MRG87-535478 26444