Department of Dairy Industry: 



A study of packaged ice cream 252 



The effect of initial cooling temperatures on gelatin in the aging of the ice 



cream mix 252 



Factors affecting the aging time of ice cream mix 252 



A study of frozen sweet cream for use in ice cream 252 



The utilization of frozen fruits in ice cream 252 



Use of gelatin in ice cream 253 



The comparative efficiency of electrically-operated tanks versus ice in the 



cooling of milk 253 



Department of Entomology: 



Investigation of materials which promise value in insect control 254 



Control of onion thrips 256 



Control of the plum curculio in apples 257 



The spray residue problem 257 



The biology and control of the carrot rust fly 258 



Systematic study of oil sprays 258 



Apple maggot control 258 



Department of Farm I\Ianagement : 



Enterprise relationships and farm organization on selected dairy farms in 



western Massachusetts 260 



Tsqies of farming in vegetable garden areas 260 



Live stock management, methods and cost 260 



Feed Control Service: 



Feed control 261 



Seed control 261 



Dairy law 261 



Advanced registry testing 262 



Miscellaneous work 262 



Fertilizer Control Service: 



Fertilizer inspection 262 



Miscellaneous analytical work 263 



Vegetation pot experiments 264 



Department of Floriculture : 



Study of the effect of plant nutrients on carnations and roses under glass 264 



Breeding snapdragons for varietal improvement and disease resistance 265 



Department of Home Economics Research: 



Present practices of Massachusetts elementary schools with regard to school 



feeding and transportation and their effects upon health of pupils 265 



The comparative values of milk and tomato as supplementary feeding in a 



rural school 266 



The value of evaporated milk for school food service 266 



Department of Horticultural IManufactures : 



Extraction of fruit juices by heat 266 



Manufacture and preservation of cranberry products 267 



Utilization of onions by canning 267 



Nitrogen distribution of the edible portion of the onion 267 



Utilization of frozen fruits in ice cream 268 



Pasteurization of dried fruits 268 



Chemical composition of dates 268 



Preservation of rodent bait 268 



Department of Horticulture: 



Turf management 268 



Department of Plant and Animal Chemistry: 



The effect of fertilizer and cultural treatment on the nitrogenous compounds 



of Havana seed leaf 269 



Oil sprays 270 



Nitrogen fixation in the presence of or as a result of the growth of legumes 



versus non-legumes under certain defined agronomic conditions 270 



Chemical study of cranberries 271 



Milk substitutes in the growing of young calves 271 



