302 



DISEASE IN PLANTS. 



Maize, Ii6, 173, 219, 267. 



Maja)tthernuni, 175. 



Malformations, 1 16, 130, 1 31, 

 246, 251. 



Mai nero, 190. 



Mallow, 252. 



Malpighi, 85. 



Mammals, 142. 



Man and plants, 108, 142, 143. 



Manna, 227, 235. 



Manna Ash, 235. 



Maple, 259. 



Maximum, 288. 



Maximum absorption, 19. 



Maximum assimilation, 19. 



Maximum temperature, 105. 



Mealy bug, 164. 



Melaiiipsora, 176. 



Melon, 220. 



Messmates, 63. 



Metabolic products, 274. 



Metabolism, 23, 127, 271. 



Metabolites, 278. 



Metallic compounds, 162. 



Mice, 108, 163. 



Microbes, 227. 



Micro-organisms, 183. 



Mildew, 86, 164. 



Millardel, 169. 



Mineral salts, loi. 



Miniature trees, 250. 



Minimum, 288. 



Minimum temperature, 105. 



Misconceptions, 12. 



Mistletoe, 113, 265. 



Mites, 192, 214, 255. 



Mixed species, 166. 



Molecular structure of proto- 

 plasm, 273, 274. 



Mongrel forms, 74. 

 Monilia, 217, 231. 

 Monstrosities, 246. 

 Moraine plants, 250. 

 Moths, no, 145, 206. 

 Moulds, 230, 231, 237, 243. 

 Mitcor, 230, 231. 

 Mulberry, 244. 

 Mutilations, 252. 

 Mycelial strands, 145. 

 Mycelium, 188. 

 Mycocecidia, 219. 

 Mycorrhiza, 137. 

 Myrtaceae, 258. 

 Mytilaspis, 187. 



Natural checks, 159. 



Natural demise, 91, 93. 



Natural Grafts, 269. 



Natural Selection, 72, 99, 167, 



286. 

 Natural Wounds, 204. 

 Nature of soil, 57. 

 Necrosis, 240, 241, 243. 

 Nectria, 145, 217, 223, 241, 243, 



269. 

 Nematodes, iii, 134, 139, 219, 



220. 

 Nettle, 116, 252. 

 Neurotiis, 219. 

 New formations, 255. 

 Nitrate, 273. 

 Nitrification, 62, I02. 

 Nitrogen, 272. 

 Nodosities, 219. 

 Nodules on roots, 63, 137. 

 Non-living environment, 99. 

 Notomtnata, 140. 

 Nuclear fusion, 267. 



