Oct. 7-Dec. 30, 1918 



Index 



675 



Lettuce. See Latuca sativa. Page 



Levine, M. N., ct al. (paper): Plasticity of 



Biologic Forms of Puccinia graminis 221-249 



Levulose in intumescences on frozen leaves . . SS 



Lime in grecnscnd 483-492 



Limnerium validum, natural parasite of Hy- 



phantria cunea 458 



Loblolly pine. See Pinus taeda. 

 Lopomorphus id. See Miris dolcbralus. 

 Lopus id. See Miris dolabraius. 

 Loquat. See Eriobotrya japonica. 

 Lycopersicon esculentum, first indications of 



frost injury in 85 



Lygus pratcnsis, general plant pest i8i 



Macros porium sp., fungus isolated from Ipo- 



moea batatas 364 



Magnesia, used in determining ■water-soluble 



nitrogen in spinach 398-404 



Magnesium — 



in mulch, plowsole, and subsoil 50S-516 



oxid — 



in soil, effect of drying 325-328 



in normal and blighted spinach 371-37S 



used in determining water-soluble nitro- 

 gen in spinach 35S-404 



sulphate — 



effect on plowsole 507 



in solution used in experiments with 



greensand 4S6-492 



Mandera gourd. See Cucumis dipsaceus. 

 Manganese — 



in plant tissues, relation to oxidase activity 373 



oxid — 



in soil, effect of drying 325-328 



red, in normal and blighted spinach . . . 371-375 

 Manganous oxid in mulch, plowsole, and sub- 

 soil 515-516 



Mangifcra indica, host of rot-producing organ- 

 ism virulent to Ipomoea batatas 347 



Mango. See Mangifera indica. 



Manure, effect on irrigated crops 493-503 



Marl, applied to farm crops 4S3-492 



Maturity of seeds, effect on — 



catalase activity 148-149 



ox'dase activity 163-164 



Meadow fescue. See Festuca elatior. 

 Meadow Plant Bug, Miris dolabratus. The 



(paper) 175-200 



Medicago sativa, silage compared with that 



from Melilotus spp 1 13-13 2 



Mediterranean fruit fly. See Ceratitis capi- 



tata. 

 Melampsora — 



lini, multinucleate fusion cells 646 



pinitorqua, not cause of damping-off in 



conifers 550 



Mclanospora sp., fungus isolated from Ipo- 



moea batatas 364 



Melicope triphylla, susceptibility to Pseudo- 



monas citri 663-665 



.Melilotus spp., silage compared with that 



from Medicago satira 113-132 



Melon fly. See Baciroccra cucurbilae. 

 Melon — 



pomegranate. See Cucumis mdo var. du- 

 daim. 



snake. See Cucumis mclo. 



Mercuric — Page 



chlorid — 

 effect on — 



Bacterium lachrymans 205 



oxidase activity of seeds 168-169 



used in determiningnitrogen in spinach . 399-404 

 nitrate, effect on oxidase activity of seeds. . 169 

 Mercurous nitrate, effect on oxidase activity 



of seeds 169 



Merrill, T. C, and Hartley, Carl (paper): 



Seedling Diseases of Conifers 521-558 



Metabolism, nitrogen, in normal and blighted 



spinach 3S5-404 



T\Ieta-cresol, used to determine oxidase ac- 

 tivity in normal and blighted spinach. . . 377-3S0 

 Methane fermentation in alfalfa hay and 



starch 274-275 



Microcitrus — 



australasica, susceptibility to Pseudomonas 



citri 662-665 



austraiis, susceptibiUty to Pseudomonas 



citri . . 662-665 



Microbial flora of alfalfa silage 574-592 



Mtmusops elengi, used in obtaining oviposi- 



tion records for Opius humilis 443 



Miris — 



abbreviatus. See Miris dolabratus. 

 belangeri. See Miris dolabratus. 

 dolabratu s — 



control measures 197-198 



description 191-194 



dimorphism 183-184 



distribution 175-181 



economic importance 181-182 



food plants 182-183 



life history 184-194 



natural enemies 194-197 



synonymy 183 



lateralis. See Aliris dolabratus. 

 picticeps. See Miris dolabratus. 

 Moisture — 

 effect on — 



after-ripening of seeds 138 



soil acidity 321-329 



toxity of alkali 306-309 



in healthy and blighted spinach 387-390 



in sweet-clover and alfalfa silage 114 



Molasses, effect on alfalfa silage .■; 74-590 



Momordica — 

 balsamina, free from attacks of Bacterium 



lachrymans 206 



c'tarantia, free from attacks of Bacterium 



lachrymans 206 



claterium, free from attacks of Bacterium 



lachrymans 206 



Monilochactes infusccns, causal organism of 



scurf in Ipomoca batatas 352 



Monoamino acid nitrogen in healthy and 



blighted spinach 399-404 



Monosaccharids in hardened and nonhard- 



cncd cabbage 95-96 



Moss roses, resistant to brown canker 593-600 



Moth— 

 brown-tail. See Euproctis chrysorrhoea. 

 gypsy. See Porthetria dispar. 

 rusty vapor. See Notclophus antiquus. 



