276 



]'Acti-:rta in kiclation to plant diseases. 



Gauze, surgeon'^, uses in laboratory 102 



Gelatin, 



antiseptic salts in 30 



brands rcconiniended for haetcriolog'ical 



work ,31 



composition of 30 



impurities in 30 



melting point of 30 



nitrates in 224 



per cent recommended for media 30 



]ilate-cultures, stabs, streaks 20 



standard nutrient, preparation of ti;i''' 



sterilization of qS 



variation of same nrganism on iSo 



witli cane-sugar 51 



witb higli melting point 22^ 



with malic acid 51 



with soluble starch, etc 51 



Gelatinization, of old milk-cultures 46 



Gelidium, species, source of agar-agar 31 



Generic characters based on morphology. . . . T5(> 



Generic names rejected 174 



Gentian violet, 



Ehrlich's anilin-water 1S7 



Fle.xner's anilin 1S7 



Gerlach, germicidal acti'jn of lysol 25 r 



Germicides 74 



literature on 250 



Germination, spores should be subjected to. . . 2r 



Gessard, green-fluorescent bacteria 237 



Giltay & Aberson, culture-medium iox dcnitri- 



f_\'ing organisms 198 



Glassware, 



cleaning" and sterilization of 100 



pencils for writing on ill 



solubility of T29, 223 



Globig, thermophilic bacteria 248 



Glue, liluc-pigment bacteria injurious to 237 



Ghxcrin, 



agar T,i. 106 



gelatin 262 



mounts, sealing of 2O2 



Goriansky, wood-vinegar as a disinfectant. .. . 252 



Gram's stain 1S8 



Nicolle's modillcation 222 



Grape-sugar 



harmful effect of 22}, 



test for, in i)kint tissues 20S 



Green, germicidal value of copper salts 231 



Green bacteria 237,238 



(ireen-lluoreseent f)aetcria 65 



Gess.ard's studies 237 



Jordan's studies 238 



Thumm's studies 238 



GrieSb-Ilosvay's reagent 221) 



(jrimbert, on value of synthetic medi;i 5: 



Growth of h.acteria, 



maimer and rapidity of 27 



on media exb.austed bir other organisms... 21 [ 



rates of, in lluid cultures 42 



restrained by aiid uelalm 311 



• jlrove, glycerin mounts rendered air-tight. .. . 2O2 

 Gruber, resistance of spores 24(1 



Page. 

 Guillebeau & de Freudenreich, agar made 



without filtering 223 



ITaegler, centrifuging agar 22^ 



I-Talation, means of avoiding 136 



Hallier, views concerning morphology 176 



Hands, disinfection of 232 



TTanging-drop cultures 22 



containing single organism 27 



manner and rapidity of growth at given 



temperatures 27 



TTankin, germicidal action of ri\-er water 25 r 



TTarris, collodion sacs. methr)d of making 229 



fTaswcll, method of substituting alcohol for 



water 226 



Ilauser, 



spore-stain 794 



preservation of cultures for museums 263 



Heat, 



as a means of separating organisms 106 



as a sterilizer for surface of tissues 13 



dry, cause of resistance of spores to 218 



effect on pigmentation, pathogenicity, spor- 



ulation 87 



enzymes injured by moist 67 



influence of substratum on resistance to. 219, 247 



Hcidenhain's iron-haematox}'lin 1S9 



Heim, anaerobic cultures of 23; 



Hellstroem, grape-sugar, harmful effect of. . . 223 

 Hempel, 



burette for gas-analysis 55 



pipette for liquid reagents 35 



Idenle, on proofs of patho,genesis 9 



Herter & Foster's test for indol 201 



Hesse, 



media for water-bacteria 196, 258 



method of cultivating anaerobes 230 



Hill's hanging-block method 22, 228 



Hinterlierger, method of staining flagella.... 220 

 Fliss, media of, 



for differentiation of motile bacteria 26 



for differentiation of t\phoid, colon, and 



allied bacilli 230 



Hitchens, on autocla\'ing bouillon containing 



sugar 99 



I-Toffmann, infiltration in vacuo 226 



T-Ioods, 



improvised 104 



in laboratories 104 



Host, color changes in. 



due to injury other than that caused liy 



parasite 96 



due ti.i C)xidation phenouiena 65 



due to parasite 05 



Ifost, reaction to parasitic attack 8 



blost-plants, kinds attacked b_\' a single para- 

 site X7 



I lydrochloric acid, in culture-media ()8 



Hydrogen, 



compressed, wliere obtained 8r 



cultures in 5'i, .s7 



test for, in fermentation-tulics 9i 



I lydrogen-cellulose ferment irt", 209 



