421 



Magdalis seuescens, 356. 

 Maguesia as manure, 160. 



— salts of, preparation, properties, and 



uses of : — 

 Magnesium bisulphite, 162. 



— carbonate, 281. 



— chloride, 160-1. 



— silicate (talc soapstone), 162-3, 215, 346. 



— sulphate, 161. 

 Maize diseases of : — 



Noctua gamma, 157, 357, 397. 



Smut (UstUago), 36, 223, 245, 406. 



Weevil (Anobium panicum), 68, 384. 

 Malate of iron, 173. 

 Mai di gemma of the olive-tree, 80, 114, 



.394. 

 Mai nero (bacillary gummosis of vine), 24, 



102, 394. 

 Malva sylvestris, 289. 

 Mamestra, 196. 



— of cabbage (Mamestra Brassiea), (white 



line brown-eyed moth), 196, 303. 



Manganese salts, stimulating action of 



minute doses of, on plants, 102. 



— sulphate, preparation, properties, and 



use, 192-3. 

 Manurial action of insecticides : — 



Common salt as, 105. 



Green vitriol, 171-81. 



• versus potash, 172. 



Gypsum, 154-6. 



Magnesia, 100. 



Potash salts, 118-20. 



Quicklime, 140. 

 Manure, chemical, use of, 19. 



— — discreet use of, 19. 



Margantia histriouica (red cabbage bug), 196. 

 Marsh mallow, action of weed-killers on, 



289. 

 Mastic in sense of cement, 64, 182, 327. 

 Meadows : — • 



Lyda, 25, 367, 396. 



Lygus, 304. 



Mosses, 106, 122, 177-8, 211. 



Tipula, 69, 108, 137, 405. 

 Meat preserving in boric acid, 97. 

 Melolontha fullo, 67, 301, 390. 



— hippocastani (horse chestnut, cockchafer), 



301. 



— vulgaris (cockchafer, may-bug), 24, 42, 65, 



146, 157, 297, 301, 338, 345, 346, 390. 

 Melon, diseases of : — 

 Autliracnosis, 258, 385. 

 Leaf scorch, 115, 253, 284, 384. 

 "Nuile,"258, 385. 

 Menge niallois. See Vesperus Xatarti. 

 Mercaptan, preparation, properties, and use, 



316. 

 Mercurial ointment, 293. 



— spraying, 289. 



Mercurialis annua, weed-killer for, 124, 132, 



136. 

 Mercuric nitrate, 293. 



— perchloride, corrosive sublimate, pre- 



paration, properties, and use as in- 

 secticide, fungicide, and weed-killer, 

 204, 206, 208. 289-93. 



Mereurous chloride. See Calomel. 



Mercury bisulphide, 293. 



— in wine, 291. 



Mercury, salts of, as gi'owth stimulants, 18. 

 Merulius lacrvmans (dry rot of timber), 88, 



362, 396.' 

 Metabisulphite of potash, removal of H2S 



from wine by, 50. 

 Metamorphosis of insects, 2. 

 Method of disinfecting seed-corn, Jensen's, 



33 

 Mice, 343, 368. 

 Microbes, 15. 

 Microbe parasites, 3. 

 Micro-organisms, 59. 

 Microsphsera grossulariffi, 51, 115, 150, 250, 



320, 392. 

 Mildew of beets (Peronospora Schachtii), 

 243-4, 398. 



— of cucumbers (Plasmora cubeusis), 244-5. 



— of gooseberry, 51, 115, 250. 392. 



— of hazel and ash-tree (Phyllactiuia 



suffulta), 51, 392. 



— of hop (Sphserotheca castagnei), 38, 57, 



115. 



— of lettuce, 244, 266, 398. 



— of lima bean, 242. 



— of onions, 244, 398. 



— of peas and beans (Ervsiphe communis), 



48, 113, 115, 150, 184, 191, 248, 392. 



— of phlox and verbenas, 329. 



— of poppv, 244, 369. 



— of rose and peach, 37, 51, 103, 115, 150, 



250, 329, 339, 365, 392. 



— of strawberry (Sphterotheca Humuli, 



which see). 



— of trefoil, 244, 398. 



— of vine. See Dematophora necatrix. 

 Milk as binder in copper bouillies, 284-5. 



— in petroleum turps, CSo etc., emulsions, 



300, 304, 348, 349. 

 Millet, disease of : — 



Disinfection of seed-millet, 35-6, 210, 223, 



322-3. 

 Smut, 35-6, 210, 223, 322, 323, 406. 

 Mindarus abietinus (spruce cochineal), 357. 

 Minerale Greggio, 43. 

 Mites. See Acari, Tinea, etc. 

 Modus Vivendi between parasite and plant, 



29 

 Mohr's insecticides, 378, 379, 380, 381. 



— liver of sulphur bouillie, 148. 

 Molasses, 109, 149, 271, 283. 



Mole cricket. See Gryllotalpa vulgaris. 

 Molytes coroiiatus (carrot weevil), 307, 335, 



391. 

 Monilia fimicola (plaster disease), 366. 



— frutigena (brown rot of stone fruit trees), 



162, 259, 396. 

 Monostegia rosse (rose saw-flv), 342, 378, 



380, 395. 

 Morille (old German murhila, rot of vine 



and fruit trees), 51, 58, 64, 99, 103, 



124, 157, 185, 224, 391. 

 Mortaduse. See Dematophora necatrix. 

 Mort aux irds (rough on rats), 96. 

 Morthiera Mespili, 225. See Entomo- 



sporium maculatum. 

 Mosses, destruction of, 106, 122. 177-8, 211. 

 Mottled umber moth or Lime looper 



(Hibernia defoUaria), 138, 352. 

 Mould, black, of cereals. See Helmintho- 



sporium Gramineum. 



