676 



Journal of Agricultural Research 



Vol. XV 



MucoT — Page 



racemosus, fungus isolated from Ipomoea 



batatas 354-355 



sp., not cause of damping-off in conifers. . . . 549 



Multiple-Pipette Holder for the Distribution 

 of Serum for the Complement-Fixation 

 Test, A (paper) 615-618 



Murraya exotica. S>Ti. Chalcas exotica. 



Muskmelon. See Cucumis melo. 



Nectria ipomoeae, fungus isolated from 



Ipomoea batatas 363-364 



NeocosmospoTa vasinfectum, fungus isolated 

 from Ipomoea batatas 364 



Neofabraea Tnalicorticis, fungus used Ln inocu- 

 lation experiments with Ipomoea batatas . . . 362 



Net Energy Values of Alfalfa Hay and of 

 Starch (paper) 269-286 



Newsom, L. E., and Glover, George H. 

 (paper): Further Studies on Brisket Dis- 

 ease 409-414 



Nitrate- 

 calcium, Ln solution used in experiments 



with greensand 486-492 



mercuric, effect on oxidase activity of seeds . 169 

 mercurous, effect on oxidase activity of 



seeds 169 



potassium — 

 method, used in determining soil acid- 

 ity 322-329 



used in experiments with greensand . . . 488-492 

 silver, used in determining nitrogen in 



spinach 399-404 



sodium, effect on plowsole 507 



Nitric acid. See Acid, nitric. 



Nitrifying organisms in soil, effect of carbon 

 disulphid and toluol 601-614 



Nitrogen — 

 acid amid, in healthy and blighted spin- 

 ach 398-404 



amino, in alfalfa silage 581-590 



ammonia, in healthy and blighted spin- 

 ach 398-404 



basic, in healthy and blighted spinach. . . 399-404 

 digestibility in alfalfa hay and starch. ... 271, 282 

 humin, in healthy and blighted spinach. 399-404 



in dry matter of feeding stuffs 270 



in hardened and nonhardened cabbage. 97 , 105-108 



in silage extract 125-132 



metabolism in normal and blighted spin- 

 ach 385-404 



monoamino acid, in healthy and blighted 



spinach 399-404 



peptid, in normal and blighted spinach. 400-404 

 residual soluble, in normal and blighted 

 spinach 400-404 



Nitrogen-fixing organisms in soil, effect of 

 carbon disulphid and toluol 601-614 



Nitrogen-free extract, digestibility in alfalfa 

 hay and starch 270,271,282 



Nitrohydrochloric acid. See Acid, nitrohy- 

 drochloric. 



Nonprotein content of dry matter of feeding 

 stuffs 270 



Nonprotein nitrogen in normal and blighted 

 spinach 393-397 



Nonproteins in normal and blighted spinach 385-404 



Norway spruce. See Picea excelsa. 



Page 

 Nololophus antiquus, used in experiments 



with Limneriutn validium 458 



Nuts, kamani. See Terminalia catappa. 



Oats. Se^ Avena sati-va. 



Observations and Experiments on Intestinal 



Trichinae (paper) 467-482 



Observations on an Outbreak of Favus 



(paper) 415-418 



Olive earth, overlying greensand 484 



Olive, Russian wild. See Elaeagnus sp. 

 Oncognathus binotatus, infesting timothy.. 178,181 

 Oomycetes causing damping-off of conifers. . . 530 

 Opiinae, three species natural enemies of 



Mediterranean fruit fly 419-466 



Opius — 

 fletcheri — 



enemy of Mediterranean fruit fly 419-466 



melon-fly parasite 456 



humilis — 



life history 440-445 



natural enemy of Mediterranean fruit 



fly 419-466 



Orchard grass. See Dactylis glomerata. 

 Orchids, cattleya, fumigation with hydro- 

 cyanic-acid gas 263-268 



Organic matter — 



digestibility in alfalfa hay and starch 271, 282 



effect on toxity of alkali 303-305 



Orthoptera, found on imported orchids 263 



Osbom. Herbert (paper): The Meadow Plant 



Bug, Miris dolabratus 175-200 



Oxid— 

 alimiinium, in — 



mulch, plowsole, and subsoil 508-516 



normal and blighted spinach 371-375 



soil, effect of drying 3-5-328 



calcium, in — 



greensand 485 



mulch, plowsole, and subsoil 515-516 



normal and blighted spinach 371-375 



soil, effect of drying 325-328 



cuprous, in intumescences on frozen leaves. 88 

 ferric, in — 



mulch, plowsole, and subsoil 508-516 



soil, effect of drying 325-328 



magnesium, in — 



normal and blighted spinach 371-375 



soil, effect of drying 325-328 



manganese, in soil, effect of drying 325-328 



manganous, in mulch, plowsole, and sub- 

 soil 515-516 



potassium, in — 



greensand 485 



normal and blighted spinach 3 7 1-3 75 



red manganese, in normal and blighted 



spinach 371-375 



silicic, in soil, effect of drying 325-328 



sodium, in normal and blighted spinach. 371-375 

 Oxidase, in — ■ 



frozen cabbage leaves 88 



nonliving structures of seeds 167-168 



normal and blighted spinach 377-380 



plant tissues, relation to manganese content 3 73 



seeds 137-174 



Oxygen — 



effect on after-ripening of seeds 138 



liberated from seeds by catalase activity. 142-161 



