C O N T K N T S. 



CHAPTER. PAOF.. 



I. Xa'itke and 1m)Rm atiox of Soils .... 3 

 11. ('i..\.ssiFic.\TioN .\M) T'livsicAi. 1 'roim:rt[f,s 



oi' Soils 43 



HI. Soil MoLSTrki-: and Prkpar.viion of tih-: 



Soil 59 



IV. The Soil as Ri:l.\ti-:d to Plants .... yy 



y. Leguminous Plants 109 



\l. Principles of T^eeding 131 



\'1[. Rotation of Crops ^53 



VIII. :\Iilk and Its Care i^)3 



IX. Propagation of Plants 201 



X. Improvement of Plants 245 



XI. Pruning of Plants 271 



XII. Enemies of Plants 289 



XIII. Ornamentation of School and Home 



Grounds 349 



XIV. Ivarm Animals 393 



Gener.\l References : 



Weeds 437 



Forest Trees of America 437 



Agricultural Publications : 



Publications of Ignited States Department of 



Agriculture 43^ 



Publications of State Experiment Stations . 438 



Agricultural Experiment Stations 439 



Publishing Houses 44 1 



Glossary 44^ 



Index 445 



xi 



