VII 



Page. 

 Iowa. 



Iowa Agricultural Experiment Station 42 



Bullctiu No. 4, February, ldS9 42 



Wild plums, R. P. Speer 42 



A chemical study of apple twigs, G. E. Patrick, M. Sc 42 



An iu\'estii?ation of apple twigs, B. D. Halsted, D. Sc 415 



Propagation of trees and shrubs from cuttings, J. Craig 44 



Souie suggestions concerning the corn root-worm, Prof. H. Osborn. 44 



Bulletin No. 5, May, 1889 •. 44 



Sorghum, G. E. Patrick, M. Sc 44 



Imi^ortant injnrious insects, C. P.Gillette, M. Sc 4.") 



Experiments with pyrethuni 45 



Kansas. 



Kansas Agricultural Experiment Station 46 



Bulletin No. (i, June, lrir<l» 46 



Silos and silage, E. M. Shelton, M. Sc 46 



List of iiublicatious of the U. S. Department of Agriculture, Januai-y 1 to Au- 

 gust 15, 1889 .50 



List of station bulletins, January 1 to August 15, 1889 52 



