266 EEPORT OF OFFICE OF EXPERIMENT STATIONS. 



The inspection and control work of the station included nursery 

 inspection, feeding stuffs, and fertilizer control, seed inspection, and 

 the licensing of stallions. 



The agricultural extension service of the college comprises tests of 

 dairy cows, tuberculosis post-mortem demonstrations, butter and 

 cheese scoring exhibitions, distribution of pure starters, dissemina- 

 tion of pure-bred seed grains, grain-gi'owing contests, State and 

 county farm demonstrations, potato-spraying demonstrations, or- 

 chard spraying work, planting of public grounds, tobacco seed distri- 

 bution, drainage service, cooperative fertilizer tests, manure conser- 

 A'ation tests, clover-hulling demonstrations, and exhibits at the State 

 fair. The substations at Ashland, Iron River, and Superior, in the 

 northern part of the State, also gave considerable attention to demon- 

 stration work in addition to other work along experimental lines. 



The publications of the station received during the year were as 

 follows: Bulletins 177, Potato Culture in Northern Wisconsin; 178, 

 The Field Pea in Wisconsin"; 179, The Eradication of Farm Weeds 

 with Iron Sulphate; 180, Fertilizers for Wisconsin Farms; 181, The 

 Propagation of Pure Starters for Butter and Cheese Making; 182, 

 The Wisconsin Butter and Cheese Scoring Exhibitions ; 183, Growing 

 Clover for Seed and Forage in Northern Wisconsin; 184, Practical 

 Swine Management ; 185, Sanitary Cow Stalls ; 186, Suggestions for the 

 Improvement of AVisconsin Horses ; 187, The University Dairy Herd, 

 1908-9; 188, Wisconsin Horse Breeding Statistics; 189, Community 

 Breeders' Associations for Dairy Cattle Improvement; 190, Common 

 Insect Pests of Fruits in Wisconsin; 191, A Decade of Official Tests 

 of Dairy Cows, 1899-1909; 192, The Dairy Calf at Meal Time; 193, 

 Report of the Director, 1909 ; 194, Licensed Commercial Feeding 

 Stuffs, 1909; 195, New and Improved Tests of Dairy Products — The 

 Preparation of Buttermilk Curd; Research Bulletins 1, The Role 

 of Inorganic Phosphorus in the Nutrition of Animals ; 2, Factors In- 

 fluencing the Phosphate Content of Soils ; 3, The Efficiency, Economy, 

 and Physiological Effect of Machine Milking; 4, Some Conditions 

 T\^iich Influence the Germination and Fertility of Pollen; 5, The 

 Role of the Ash Constituents of AVheat Bran in the Metabolism of 

 Herbivora; 6, Studies on the Bacterial and Leucocyte Content of 

 Milk ; 7, Factors Controlling the Moisture Content of Cheese Curds ; 

 8, Nuclein Synthesis in the Animal Body ; 9, The Nature of the Acid- 

 soluble Phosphorus Compounds of Some Important Feeding Mate- 

 rials; Circulars of Information 1, The Wisconsin Feeding Stuff Law ; 

 2, The Propagation of Pure Culture Starters for Butter and Cheese 

 Making; 3, Directions for Spraying Potatoes; 4, The Wisconsin Seed 

 Inspection Law ; 5, The Hollow Concrete Fence Post ; 6, Synopsis of 

 AVisconsin Drainage Laws, with Forms and General Suggestions; 

 7, The Agricultural Extension Service; 8, Com Judging; 9, The Wis- 



