AGKICULTURE IX NEGRO SCHOOLS. 737 



AgrlcttUiiral chemistry.— 8o\\, its formation, composition, alteration by mechanical, 

 chemical, biological agencies; its relation to light, luat, and moistvirc. Soil physics 

 in general. Manures, natural and artificial; their composition, application, value. 

 Theory of rotation of crops; extensive and intensive cultivation; industrial agricul- 

 ture in general. Farm sanitation; air, respiration, vitiated air and ventilation, 

 infection, contagion, germ theory of disease. Water, potable water, hard and soft; 

 impurities in it and their effects on health and life. Food, composition and general 

 properties; jires^'rvation of food and food adulterations. 



Hatter )iuikin(/.—T\w rmxnini: oi separators; ripening and churning of cream; the 

 I»r()per acidity of cream to secure best flavor; iiow to churn, wash, and salt butter so 

 as to avoid sjjecks and mottles; to secure good grain and Viest methods for preparing 

 for market are some of the points which receive special attention. As all creamery 

 men should be able to judge butter from a commercial standpoint, students are 

 trained daily in the art of scoring butter by tlie score canl. 



In the spring term, during the months of Ajirii and -May, a si)ecial stu<ly is made 

 of the relation of l)acteriology to the dairy, tracing the various changes that take 

 place in milk and its products to the action of bacteria; the isolation and culture 

 of bacteria found in milk and dairy products, microscopic examination of milk, 

 and a study of the influences of the size of gloliules on the creaming of milk and 

 churning of cream. During the month tiiere will he practice work in the creaming 

 of milk, ripening of cream, churning and packing butter, and the making of cheese 

 a<lapted especially for domestic manufacture and home use. 



The industrial features of the agricultural course include practical 

 farming, dairying, and cheese making, and are under the control of 

 tlie superintendent of the farm. The college is well provided with 

 large, suV)stantial, and well-eciuipped Imildings for class rooms, lab- 

 oratories, and dormitories, besides industrial lnuldings in which the 

 various trade courses are taken. The farm, consisting of 180 acres, is 

 adjacent to the campus. 



TEXAS. 

 Prairieview State Normal and Industrial Colleg-e, Pralrievieu: 



This colleo-e i^ ;i Itrauch oi" the Aorieultural and Mechanical College 

 of Texas, located at College Station. It otTers a normal course cover- 

 ing four years, and a collegiate course covering two years additional 

 to the normal course. - Candidates for admission to the normal course 

 are reijuired to pass an examination or present equivalents in arith- 

 metic as fai- as ])ercentage. orthography. English granunar and com- 

 position, geography, Texas history, and lii^tory of the United States. 

 The mininunn age limit is 1<» years. Cratluates of the normal course 

 receive a teacher's diploma, and those of the c<)lleg<» course the d(>gree 

 bachelor of arts or bachelor of science. A diploma from the college 

 is ecjuivalent to a j)ermanent State teacher's certificate. 



During the four years of the normal course agricidture is taught 

 under tlie Ix-ad of '* Industrial theory and ])ractice,"' which is made a 

 part of each term's work throughout the six years of the two coui'ses. 

 It is described in the cataloo'ue of the institution as follows: 

 S. I»Mc. 14s, 5s--_' 17 



