Index. 



295 



Insects — 



odors, 163; root-eating, 175, 



176; sucking, 174, 178. 

 Insects, trapping, 162. 

 Internodes, defined, 80; stem 



lengthens by elongation of, 81 ; 



ultimate length of, 81. 

 Iron essential to formation of 



chlorophyll, 45. 

 Irrigation, 144. 



Kainit, 157. 



Kerosene, applied with water, 

 168 ; as an insecticide, 168 ; 

 emulsion, 168. 



Killing trees by girdling, 63. 



Knapsack pump, 173. 



Knife, budding, 234 ; grafting, 

 224 ; pruning, 268. 



Knowledge, application of, essen- 

 tial to success, 9. 



\ 



Lath screen for shading plants] 

 145. 



Leaf-buds, 88 ; comparatiye vigor 

 of, 91. 



Leaf cuttings, propagation by, 

 219. 



Leaf development, importance of. 

 83. 



Leaf fall, time of, an index of 

 wood maturity, 118. 



Leaf-eating' insects. 175. 



Leaf miners, 176, 177. 



Leaves, 82 ; are usually short- 

 lived, 85 ; comparative size of, 

 84 ; function of, 82 ; manurial 

 value of, 85. 



Leguminous plants enrich the soil 

 with nitrogen, 79, 156. 



Lenticels, 51. 



Lever shears, 269. 



Life, culture deals with, 12. 



Life, what is it? 12. 



Lifting large tre«s, 239. 



Lifting the plant, directions for, 

 240. 



Light does not hinder germina- 

 tion, 32. 



Light, unfavorable, how affecting 

 the plant, 145. 



Lime sulphur wash, 168, 186. 



Living beings, cellular structure 

 of, 13. 



Localities most subject to un- 

 timely frosts, 135. 



Locusts, 172. 

 London purple, 165. 

 Low plants often destroyed by 

 ice, 127. 



Magnesium, part played by, in 



plant, 45. 

 Mallet cuttings, 213. 



Manure increases water-holding 

 capacity of soil, 45. 



Manurial value of leaves, 85. 



Maturatlve pruning, 267. 



Maturity of plants, influence of 

 drought on, 142. 



Maximum defined, 25. 



Mealy bug, 171. 



Melons, screen-covered frame for 

 protecting hills of, 162. 



Mice, damage from, 160. 



Minimum defined, 25. 



Moisture, an enemy to stored 

 seeds, 109 ; essential to germi- 

 nation, 25 ; excessive, causing 

 cracks in fruits and vegetables, 

 140; excites root growth, 66; 

 excessive, in air, in.iurlous to 

 plants. 141 ; insufiicient, in air, 

 causing excessive transpiration, 

 142 ; insufiicient, in soil retards 

 growth, 142. 



Monocotyledons defined, 36. 



Monoecious flowers, 102. 



Mound-layering, 106. 



Mulching, tends to prevfent 

 drought, 144 ; transplanted 

 stock, 251. 



Muriate of potash, 157. 



Names, scientific, why used, 19. 



Nitrates in the soil, sources of, 

 154. 



Nitrification, 154, 155. 



Nitrogen, 154, 155 ; in proto- 

 plasm, 45 ; in rain and snow, 

 155 ; sources of, in plant, 45 ; 

 stimulates growth, 152. 



Nodes defined, 80. 



Northerly exposure least trying 

 to plants in winter, 129. 



Notching, 254, 266. 



Nozzles, spray, Vermorcl, 174. 



Nursery trees benefited by trans- 

 planting, 76. 



Oats, treatment of seed for pre- 

 vention of smut, 182. 

 J Objects of grafting, 221 ; of prun- 

 ing, 257. 



Oedema in plants, caused by ex- 

 cessive watering, 139. 



Onion mildew, 183. 



Optimum defined, 25. 



Orange rust, 181. 



Organic manures, partially de- 

 composed, act more promptly 

 than fresh ones, 155. 



Organic matter, importance of in 

 soil, 69. 



Osmosis defined, 61. 



Ovary, 97. 



Overbearing should be prevented, 

 105. 



