SUGGESTIONS ON LABORATORY WORK 



499 



must be held absolutely responsible for all details of the 

 work which requires almost daily attention from seed 

 sowing- until the close of the college term. The students 

 usually become very much interested in garden making, 

 and under favorable conditions succeed remarkably well, 

 considering that only a small portion of their time can be 

 devoted to this work. (See Figures io8, 109 and no.) 

 Numerous plans of intercropping may be employed in 



FIG. 108. STUDENT GARDENS AT THE PENNSYLVANIA 

 STATE COLLEGE 



Student gardens. (3) Frequent problems should be 

 given in connection with courses in vegetable gardening. 

 The students should be required to prepare definite plans 

 and directions for the planting of home gardens, market 

 gardens and truck farms. There is no limit to the num- 

 ber of practical problems that may be assigned relating 

 to every phase of garden work. For example, what are 

 the seed, hotbed and cold frame requirements to grow 

 enough plants for 10 acres of early cabbage intercropped 

 with lettuce? And again, how much and what kinds of 



