PREFACE 



The course of instruction described in this book was origi- 

 nally arranged for the students of agriculture at University 

 College, Nottingham. 



It is now largely used by the teachers and students of 

 the numerous agricultural classes established throughout 

 the country. 



It is suited to the requirements of those commencing 

 the study of Agriculture. 



The experiments are so arranged as to give a scientific 

 acquaintance with the substances commonly met with on 

 the farm. 



The matter is divided into the following sections :— 



Section I. treats of simple chemical manipulation and 

 the preparation of apparatus. 



Section II. describes the preparation and properties of 

 the constituents of air and water. 



Section III. contains a number of experiments illus- 

 trating the properties of soils, manures, feeding materials, 

 and dairy produce. 



Section IV. gives the chemical tests for the bodies 

 commonly occurring in soils, manures, and ashes of plants, 

 and describes the qualitative analysis of these bodies. 



It will be seen that only those substances are treated of 



469651 



