No. 7. DEPARTMENT OF AGRICULTURE. 27 



EvapoiiUioii of water. 



rH'cct of loss 01' iujui'j of foliage. 

 The Flo>\er aud Fruit: 



Sti'ueture. 



I'olliiiation. 



Quality. 



Color. 

 Prarlicuui — Ad hour will be devoted to the examiuation of pre- 

 pai-ed sections of roots, stems aud leaves with the use of the com- 

 pound microscope. 



Session II. 



Subject — Horticultural Literature. 



Value of Books, Keports and Bulletins. 

 How to obtain luiblioations 

 Free publications. 



Issued by U. S. Dept. of Agr. 



Issued by State Dept. of Agr. 



Issued by Experiment Stations. 



Issued by Nursery Firms. 

 Other publications: 



Technical reports of U. S. Dept. of Agr., that must be pur- 

 chased. 



Periodicals. 



Valuable books on Horticulture. 

 How to use literature. 

 How to use the Experiment Station. 

 Value of writing for publication. 

 Value of conventions. 



Practicum — Review and discussion of assigned literature by mem- 

 bers on selected subjects. 



Session III. 



Subject — How to feed a tree. 

 Methods of tillage. 



The timothy crop. 



Miilches^^sod mulch 



— Hitching's method. 



Pasturing orchards 



Cultivation. 



Intercropping. 



Cover crops. 

 Fertilizers : 



Barnyard manure. 



Wood ashes. 



Lime. 



Commercial fertilizers. 

 Practicum — Pruning in a local orchard. 



Session IV. 



Subject — Varieties of fruits. 

 Origin of varieties. 



