Xll CONTENTS 



PAGE 



Time to Cut for Hay. Number of Cuttings. Quality of 

 Different Cuttings. Irrigation. Time to Apply Irrigating 

 Water. Winter Irrigation. Relation of Yield to Water 

 Supply. Care of an Alfalfa Field. Alfalfa in Cultivated 

 Rows. Alfalfa in Mixtures. Alfalfa in Rotations. Pas- 

 turing Alfalfa. Use as a Soiling Crop. Alfalfa Silage. 

 Alfalfa Meal. Seed-production. Pollination. Seeds. 

 Viability of Seed. Alfalfa Improvement. Breeding 

 Methods. Weeds. Dodder or Love-vine. Diseases. 

 Insects. 



CHAPTER XVI. RED CLOVER 361 



Botany of Red Clover. Agricultural History. Impor- 

 tance and Distribution. Soil Relations. Climatic Rela- 

 tions. Effect of Shade. Life Period. Agricultural 

 Varieties. Comparison of Regional Strains. Time of 

 Seeding. Rate of Seeding. Seedlings. Seeding with a 

 Nurse-crop. Seeding without a Nurse-crop. Depth of 

 Planting. Winter-killing. Treatment of Clover Fields. 

 Fertilizers. Gypsum. Lime. Irrigation. Red Clover 

 in Mixtures. Use in Rotations. Effect of Clover in Rota- . 

 tions when Only the Stubble is Turned Under. Volunteer 

 Crops. Stage to Cut. Composition at Different Stages. 

 Number of Cuttings. Yields of Hay. Relation of Green 

 Weight to Hay Weight. Feeding Value. Comparative 

 Feeding Value of the First and Second Crops of Hay. 

 Soiling. Pasturage. Silage. Number of Flowers and 

 Seeds to the Head. Pollination and Fecundation. Seed- 

 production. Harvesting the Seed Crop. Yields of Seed. 

 Statistics of Seed Crop. Value of the Straw. Seed. 

 Color of Seeds. Roots. Shoots. Proportion of Roots 

 to Shoots. Relative Proportions of Stems, Leaves and 

 Flower Heads. Diseases. Clover Sickness. Reduction 

 of Acreage Probably Due Mainly to Clover Sickness. In- 

 sects. Improvement of Red Clover by Breeding. Disease- 

 resistant Strains. 



CHAPTER XVII. OTHER CLOVERS ALSIKE, HUNGARIAN, 



WHITE AND SWEET .... 405 



Alsike Clover ( Trifolium hybridum) : Botany of Alsike ; 

 Agricultural History ; Adaptations ; Characteristics of Al- 



