DOCUMENT PRICE LIST 16, STH EDITION 19 



JOURNAL OF AGRICULTURAL RESEARCH Continued. 

 Vol. 1, no. 2, Nov. 1913. Paper, 25c. 

 CONTENTS : 



Occurrence of cotton boll weevil in Arizona. 



Diagnosis of dourine by complement fixation. 



Three undescribed heart-rots of hardwood trees, especially of oak. 



Individual variation in alkaloidal content of belladonna plants. 



Pubescent-fruited species of Prunus of Southwestern States. 



Vol. 1, no. 3, Dec. 1913. Paper, 25c. 

 CONTENTS : 



Selective adsorption of soils. 



Bacterium causing disease of sugar-beet and nasturtium leaves. 



Calliephialtcs parasite of codling moth. 



Polyporus dryadeus, root parasite on oak. 



Foot-rot of sweet potato. 



Vol. 1, no. 4, Jan. 1914. Paper, 25c. 

 CONTENTS : 



Environmental influences on physical and chemical characteristics of wheat. 



Drought-resisting adaptation in seedlings of Hopi maize. 



Some diseases of pecans. 



Twig blight of Quercus prinus and related species. 



New potato weevils from Andean South America. 



Undescribed species of Gymnosporangium from Japan. 



Vol. 1, no. 5, Feb. 1914. Paper, 25c. 



CONTENTS : 



Presence of some benzene derivatives in soils. 

 Indicator significance of vegetation in Tooele Valley, Utah. 

 Citropsis, new tropical African genus allied to citrus. 

 Winter spraying with solutions of nitrate of soda. 



Vol. 1, no. 6, Mar. 1914. Paper, 25c. 



CONTENTS : 



Tyloses, their occurrence and practical significance in some American woods. 



Cambium miner in river birch. 



Study of some imperfect fungi isolated from wheat, oat, and barley plants. 



Origin of some of streptococci found in milk. 



Crystallization of cream of tartar in fruit of grapes. 



Reduction of arsenic acid to arsenious acid by thiosulphuric acid. 



Vol. 2, no. 1, Apr. 1914, Paper, 25c. 

 CONTENTS : 



Flavor of roquefort cheese. 



Corn-leaf blotch miner. 



Coloration of seed coat of cowpeas. 



Experiments with apple leaf-spot fungi. 



Longevity of pycnospores of chestnut-blight fungus in soil. 



Vol. 2, no. 2, May, 1914. Paper, 25c. 

 CONTENTS : 



Behavior of cup current meters under conditions not covered by standard 

 ratings. 



Eremocitrus, new genus of hardy, drouth-resistant citrous fruits from Aus- 

 tralia. 



Relation of bacterial transformations of soil nitrogen to nutrition of citrous 

 plants. 



Aroma of hops, study of volatile oil with relation to geographical sources of 

 hops. 



Lesser bud-moth. 



2 new wood-destroying fungi. 



Vol. 2, no. 3. June, 1914. Paper, 25c. 



CONTENTS : 



Bacteria concerned in production of characteristic flavor in cheese of Cheddar 



type. 



Relation of action of certain bacteria to ripening of cheese of Cheddar type. 

 Citrus- root nematode. 



Pellicularia koleroga on coffee in Porto Rico. 

 Feeding habits of boll weevil on plants other than cotton. 

 Identity of Periderrnium fusiforme with Peridermium cerebrum. 



Vol. 2, no. 4, July, 1914. Paper, 25c. 

 CONTENTS : 



Identification of species of Fusarium occurring on sweet potato, Ipomoea batatas. 



Mutation in Egyptian cotton. 



Influence of host on morphological characters of Puccinia ellisiana and Pucclnia 



andropogonis. 

 Ability of streptococci to survive pasteurization. 



LIBRARY OF DEPARTMENT OF AGRICULTURE. 



Bulletins A 17.3 : 



16. References to literature of sugar beet, exclusive of works in foreign 



languages. Paper, 5c. 



37. Catalogue of periodicals and other serial publications exclusive of 

 U. S. Government publications, in library. Paper, 30c. 



