10 BUL. 1199 (SUP. 2), U. S. DEPARTMENT OF AGRICULTURE 
320. The influence of ultra-violet light on nutrition in poultry. J. M. Murray, C. C. 
Little, and W. T. Bovie. Dec, 1924. 
321. Abstracts of papers not included in bulletins ; finances ; meteorology ; index. 
Dec, 1924. 
MARYLAND AGRICULTURAL EXPERIMENT STATION, COLLEGE PARK 
BULLETINS 
251. Fertilizer, variety and seed selection experiments on Irish and sweet potatoes. 
T. H. White. Jan., 1923. 
252. Experiments on the control of the woolly aphis. E. N. Cory. Feb., 1923. 
253. Sweet clover for summer pasture and green manure. J. E. Metzger. Mar., 1923. 
254. Forecasting the date and duration of the best canning stage for sweet corn. C. O. 
Appleman. May, 1923. 
255. Moisture relations of peach buds during winter and spring. E. S. Johnston. 
June, 1923. 
256. Fruit-rotting Sclerotinias : I, Apothecia of the brown-rot fungus. J. B. S. Norton, 
W. N. Ezekiel, and R. A. Jehle. Aug., 1923. 
257. Is there normally a cross transfer of foods, water, and mineral nutrients in 
woody plants? E. C. Auchter. Sept., 1923. 
258. Changes in quality and chemical composition of parsnips under various storage 
conditions. V. R. Boswell. Oct., 1923. 
259. Some studies in the production of double blooms of stocks (Mathiola icana annua). 
T. H. White. Nov., 1923. 
260. The effect of heat upon the availability of the phosphorus in basic phosphate 
rock. A. G. McCall and C. P. Wilhelm. Dec, 1923. 
261. The control of truck crop pests by dusting. E. N. Cory and S. F. Potts. Feb., 
1924. 
262. Spraying for control of diseases and insects of the apple. R. A. Jehle and E. N. 
Cory. Mar., 1924. 
263. Dusting and spraying cantaloupes. R. A. Jehle and S. F. Potts. Apr., 1924. 
264. Control of the European red mite {Paratetrarvychus pilosus Can. and Fanz). 
C. C. Hamilton. Apr., 1924. 
265. Potato sprouts as an index of seed value. C. O. Appleman. May, 1924. 
266. What is the value of a ton of stable manure? A. G. McCall and T. H. Wbite. 
May, 1924. 
267. Some chemical aspects of sweet corn drying. C. O. Appleman. June, 1924. 
268. Green-manuring crops for soil improvement. A. G. McCall. July, 1924. 
269. The biology and control of the chrysanthemum midge (Diarthronomyia hypogaea, 
F. Low). C. C. Hamilton. Aug., 1924. 
270. Growth of potato plants in sand cultures, treated with the " six types " of 
nutrient solutions. E. S. Johnston. Sept., 1924. 
271. Fruit-rotting Sclerotinias : II, The American brown-rot fungi. W. N. Ezekiel. 
Oct., 1924. 
MASSACHUSETTS AGRICULTURAL EXPERIMENT STATION, AMHERST 
BULLETINS 
213. Tobacco wildfire in 1922. P. J. Anderson and G. H. Chapman. Jan., 1923. 
214. Combating apple scab, spraying and dusting experiments in 1922. W. S. Krout. 
Jan., 1923. 
215. Pedigree, the basis of selecting breeding males for egg production. F. A. Hays 
and R.uby Sanborn. Apr., 1923. 
216. Digestion experiments with cattle feeds. J. B. Lindsey, C. L. Beals, P. H. Smith, 
and J. G. Archibald. June, 1923. Also popular edition. 
217. The value of buttermilk and lactic acid in pig feeding. J. B. Lindsey and C. L. 
Beals. Sept., 1923. 
218. The control of the squash vine borer in Massachusetts. H. N. Worthley. Oct., 
1923. 
219. Combating apple scab, spraying and dusting experiments in 1923 with summary 
of three years' results. W. L. Doran and A. V. Osmun. Jan., 1924. 
220. Correlation studies on winter fecundity. F. A. Hays, Ruby Sanborn, and L. L. 
James. Nov., 1924. 
221. The smut disease of onions. P. J. Anderson and A. V. Osmun. Dec, 1924. 
TECHNICAL BULLETIN 
6. The inheritance of fertility and hatchability in poultry. F. A. Hays and Ruby 
Sanborn. Jan., 1924. 
