CONTEXTS. 



PAGE. 



Introduction 3 



Biology 



Animal investigations 



Milk production and age 3 



Double-yolked eggs 5 



Practical hints on breeding for egg production 8 



Color of Hen's legs a help in picking out the layers 10 



Maine Station methods win in feeding hens for egg 



production 12 



Plant investigations. 



Beans 14 



Oats 16 



Emtomology. 



The blueberry maggot the same as the apple maggot 18 



Currant and gooseberry aphids 20 



Poisoned Sweetened baits and other methods of control of 



the currant fly 22 



Sawflies 24 



Plant Pathology. 



Powdery scab of potatoes 26 



Sulphur and common potato scab 30 



Apple spraying experiments at Highmoor Farm 



Substitutes for lime-sulphur sprays S7 



