312 l.KSSONS IN AGRICULTURE 



this lesson is inserted at this point as a review outline. 

 Pupils should study the following outline until they are 

 able to reproduce it: 



1. Seed Improvement 



1. Selection for: 



a. Purity. 



b. Trueness to type. 



c. Viability. 



d. General vigor. 



2. Testing for : 



a. Germination. 



b. Vigor of growth. 



3. Plant breeding. 



2. Lire Stock Improvement 



1. Use of pure breeds. 



2. Proper care and feeding. 



3. Soil Culture Improvement 



1. Drainage. 



2. Tillage. 

 3.' Manuring. 



4. Fertilizing. 



5. Liming. 



6. Crop rotation. 



4. Checking the Waste 



1. In fruit-growing by: 



a. Spraying. 



b. Pruning, tillage, etc. 



2. In forests by : 



a. Checking fires. 





