TABLE OF CONTENTS 



PAGE 



Development of Orcharding and the Pollination Problem ... 3 



Flower Bud Formation and Development 5 



Mechanics of Apple Fertilization 



Pollination 8 



The Flower 8 



Fertilization of the Egg Cells 10 



Pollination of the Apple Under New Hampshire Conditions 



The Need for Pollenizers 13 



Effect of Location 15 



Tests for Self-unfruitful Orchards 16 



Pollination Experiments in New Hampshire, 1927-32 



Pollination of Mcintosh 17 



Pollination of Cortland 25 



Pollination of Delicious and Gravenstein 25 



Relation of Pollen Viability to Set of Fruit in Cross Pollination . . 26 



Effect of Position of the Flower in the Cluster on Set of Fruit . . 26 



Pollination and Orchard Planting and Management 



Coincidence of Blooming Periods of Varieties 27 



Bees in the Orchard 30 



Distribution of Pollenizers in the Orchard 30 



Reworking Orchards to Pollenizers Zl 



Temporary Relief from Lack of Pollenizers 38 



Summary 38 



