THE BARBERRY IN IOWA 237 



Pammel, L. H., Most important factor in the development of rust: Agr. 



Sci., 8:287-291, June-Sept., 1894. 

 Pammel, L. H., Diseases of plants at Ames, 1894: Proc. Iowa Acad. Sci., 



2:201-208, 1895. 

 Pammel, L. H., Experiments with fungicides: Iowa Agr. Exp. Sta. Bull., 



16:315-326. 

 Pammel, L. H., Fungus diseases of plants, I-IV: Mo. Rev. Iowa Weather 



and Crop Service: 7:4-5, Jan., 1896; 7:9-10, Feb., 1896; 7:5-7, Apr., 



1896; 7:8-9, July, 1896. 

 Pammel, L. H., and Carver, G. W., Fungus diseases of plants at Ames, 



Iowa, 1895: Proc. Iowa Acad. Sci., 3:140-148, 1896. 

 Pammel, L. H., and Weems, J. B., Grasses of Iowa: Iowa Agr. Exp. Sta., 



(Fungus articles by L. H. Pammel) Bull., 54:69-344, 1900. 

 Pammel, L. H., and Weems, J. B., and Lamson-Scribner, F., Grasses of 



Iowa, Rust of cereals in Iowa: Geol. Survey Bull. 1:263-282, f. 124-132, 



1901 (article by L. H. P.). 

 Pammel, L. H., Some fungus diseases common in Iowa during the season 



of 1904: Soc. Prom. Agr. Sci., Proc, 26:69-82, 1905. 

 Pammel, L. H., Fungus diseases during the season of 1908: Rept. Iowa 



Hort. Soc, 43:376-81, Dec, 1908. 

 Pammel, L. H., and King, C. M., Notes on the factors in fungus diseases 



of plants at Ames, for a period of twenty-five years: Proc. Iowa Acad. 



Sci., 16:41-97, 1909. 

 Pammel, L. H., Squirrel-tail grass or wild barley: la. Agr. Exp. Sta. Bull., 



30:302-319, f. 3, pi. Mil, 1895. 

 Pammel, L. H., and Carver, G. W., Fungus diseases of plants at Ames, 



Iowa, 1895: Botanical Dept. Iowa College of Agriculture and Me- 

 chanic Arts, Contr. 1, 140-148. 

 Pammel, L. H., The extermination of the common barberry to prevent 



crop leakage due to stem rust. Iowa Conservation, 2:1; 4-8. 

 Pammel, L. H., and King, C. M., Four new fungus diseases in Iowa: 



la. Agr. Exp. Sta. Bull,, 131:199-221. 



Department of Botany, 

 The State College. 



