xiv Contents. 



PAGES 



CROPPING THE ORCHARD, The open space about the tree 

 The kind of crops for an orchard Nursery stock in fruit 

 plantations Sod in the orchard Fallowing the orchard . 170-174 



CHAPTER IV. 



THE FERTILIZING OF FRUIT LANDS . . . . 175-223 



Plants will grow without fertilizers Profit may lie in 

 using additional plant-food, however Humus Formation 

 of soils Weeds. 



THE LESSON OF NURSERY LANDS. Injuries to such lands 

 Source of fertility in soils Man's treatment of the land 

 The features of the nursery lands The conclusions respect- 

 ing the depletion of nursery lands ...... 178-183 



COVER CROPS. What they are Objects of their use Ex- 

 periments with covers at Cornell. The kinds of cover crops 

 A local question Rye Corn, buckwheat and cereals Peas 

 and beans Cow pea Vetch Crimson Clover Analyses . 184-202 



FERTILIZING THE FRUIT PLANTATION. Trees vs. annual 

 crops Plant-food taken up by trees Effects of the various 

 elements New Jersey experiments in fertilizing peaches. 

 Stable manure Rotation in manures Danger of over use 

 of barn manures. Chemical fertilisers Nitrogen Potash- 

 Phosphoric acid Recommendations by Voorhees. Sum- 

 mary statement 202-223 



CHAPTER V. 



THE PLANTING OF FRUIT GROUNDS .... 224-276 



THE CHOICE OF VARIETIES. A personal question The 

 mental ideal 1, Follow personal preferences 2, Obtain a 

 specific ideal of the purpose for which the fruit is to be 

 grown 3, Do not covet varieties of other geographical re- 

 gions 4, Choose with reference to local environment 5, 

 Choose with reference to inter-pollination The mixing of 

 varieties Lists of self-fertile and self-sterile varieties 6, 

 The choice should be aided by inquiry of many persons and 

 accessible writings .... . 234-230 



