BY HARRY SNYDER, B.S. 



Professor of Agricultural Chemistry, University of Minnesota, anfl 

 Chemist of the Minnesota Agricultural Experiment Station 



The Chemistry of Plant 

 and Animal Life 



Illustrated. Cloth. 121110. 406 pages. $1.25 net; by mail, $ 



"The language is, as it should be, plain and simple, free from all 

 needless technicality, and the story thus told is of absorbing interest 

 to every one, man or woman, boy or girl, who takes an intelligent in- 

 terest in farm life." '1 he New England Farmer. 



"Although the book is highly technical, it is put in popular form and 

 made comprehensible from the standpoint of the farmer; it deals 

 largely with those questions which arise in his experience, and will 

 prove an invaluable aid in countless directions." The Farmer's 

 Voice. 



Dairy Chemistry 



Illustrated, igo pages. $s.oo net ; by mail, $/./o 



"The book is a valuable one which any dairy farmer, or, indeed, any 

 one handling stock, may read with profit." - Rural New Yorker- 



Soils and Fertilizers 



Third Edition. Illustrated. $1.25 net ; by mail, $f.j8 



A book which presents in a concise form the principles of soil fertility 

 and discusses all of the topics relating to soils as outlined by the Com- 

 mittee on Methods of Teaching Agriculture. It contains 350 pages, 

 with illustrations, and treats of a great variety of subjects, such as 

 Physical Properties of Soils ; Geological Formation, etc. ; Nitrogen 

 of the Soil and Air ; Farm Manures ; Commercial Fertilizers, several 

 chapters ; Rotation of Crops ; Preparation of Soil for Crops, etc. 



THE MACMILLAN COMPANY 



64-66 FIFTH AVENUE, NEW YOKE 



