CONTENTS. 



Pagft. 



Introduction • 7 



Peach brown-rot 8 



History of the disease. 8 



Economic importance of the disease s . 9 



Nature of the disease and the fungus causing it 11 



Influence of the weather 12 



Influence of insects 13 



Peach scab 13 



Character of the disease 13 



Economic importance of the disease 14 



Spraying for the control of peach brown -rot and scab in 1909 14 



Preparation of self-boiled lime-sulphur mixture 15 



Self-boiled lime-sulphur treatment and results 16 



Commercial results 17 



Self-boiled lime-sulphur and arsenate of lead in combination 18 



Commercial results 19 



Marketing test 20 



Cost of the treatment 21 



Danger of injury to the fruit and foliage 22 



Danger o'f staining the fruit 22 



Results obtained by growers in commercial orchards 23 



Course of treatment recommended 24 



Brown-rot, scab, and curculio treatment 25 



Brown-rot and scab treatment 26 



Scab treatment 26 



Application of the spraying mixtures 26 



Description of plates 28 



Index 29 



174 5 



