CONTENTS 



PART I— THE PLANT AND ITS RELATIONS 



CHAPTER I 



PAGE 



Stkuctuee and Physiology op the Plant 5-35 



The Plant : Its Structure, Life-Processes and Environment. W. J. V. Osterhout 11 



Response of Plants to Artificial Lights. G. E. Stone 22 



The Stimulation of Plant Growth by Means of Weak Poisons. Howard S. Reed 28 



Effect of Electricity on Plants. G. E. Stone 30 



CHAPTER II 



Insects and Diseases 35-53 



Means of Controlling Insects. M. V. Slingerland 40 



Means of Controlling Plant Diseases. Henry L. Bolley 46 



CHAPTER III 



The Breeding of Plants 53-69 



Some of the Principles of Plant-Breeding. Herbert J. Webber 57 



CHAPTER IV 



Plant Introduction. David Pairchild 70-80 



CHAPTER V 



Crop Management 81-118 



Farm Management. A. M. TenEyck 90 



The Triennial Crop Rotation System. Hugh N. Starnes 98 



Examples of Crop Rotation Systems in Canada, United States, and Elsewhere. S. Eraser ... 99 



Weeds, and the Management op Them 110 



Chemical Weed-Killers, or Herbicides. L. R. Jones 115 



CHAPTER VI 



Growing Plants Under Cover 119-130 



The Shading of Plants, B. M. Duggar 119 



Glasshouses for Vegetable Crops. L. R. Taft 123 



Plants in Residence Windows. Charles E. Hunn 128 



CHAPTER VII 



Seeding, Planting and Yields 131-155 



Practical Advice on Seed-Testing. E. Brown and P. H. Hillman 141 



Growing Seed Crops. W. W. Tracy 144 



The Growing and Transplanting of Field-Crop Plants. L. C. Corbett 147 



Legal Weights of Agricultural Products 148 



Yields of Farm Crops , 15^ 



(v) 



