149 



Algae, green, uniceïlular 



Agar agar : plates, elimination of conden- 

 sation droplets. II. 164; IV. 117. 147. 

 335; V. 44, 187; VI. 4. 



— purification, III. 122, 189, 283; IV. 

 33, 34, 108, 109, 128. 183. 



Age of the cells, influence on prolifera- 



tion in more concentrated media, III. 8. 

 Agglutinating power of lactic acid bacte- 



ria, influence of oxygen, IV. 317, 318. 

 Agglutinating yeasts and bacteria, isola- 



tion from pressed yeast, IV. 313-316, 



322. 

 Agglutination : of colonies. IV. 321. 



— of yeast by lactic acid bacteria, II. 

 216; IV. 313, 316-321. 



Agglutination, auto: of yeast, IV. 313- 

 316, 322. 



Aggregation phenomenon of motile bac- 

 teria, III. 244-254; V. 202. 203. 



Ahorn : see Maple. 



Air: biological purification, IV. 191. 



— small amounts of organic compounds 

 in, IV. 180-189-191, 206, 242, 379; V. 



182, 190, 191, 268; VI. 61, 69, 70. 

 Aithrobios, infusions with. V'. 132, 133. 



139. 

 Ajuin: see Onion. 

 Albinism: see Variegation. 

 Albumin, egg: diffusion in agar gel, III. 



298. 

 Alburnum, I. 95, 96, 119. 

 Alcohol biophores, IV. 130. 

 Alcohol: dissimilation, II. 164; III. 3, 13, 



183, 273-277; IV. 113, 121, 291; VI. 4, 

 62. 



Alcohol protoplasm as a complex of en- 



zymes, IV. 130; V. 226, 254. 

 Alcoholic fermentation : see Fermenta- 



tion alcoholic. 

 Alder (Els, Erle, Aune), II. 158, 174, 



289; III. 230; V. 78. 

 Algae: anaerobism, temporary, II. 313; 



IV. 216. 



— cultivation, combined with bacteria 

 and yeasts, II. 235, 299. 



— cultivation, conditions for the predo- 

 minance of green — , blue — , or Dia- 

 toms, II. 293; IV. 105-109, 125-128, 

 239, 240; V. 135. 



— cultivation in sea water, II. 231, 300; 

 III. 24, 25. 



— fungi as descendants of ,IV. 231; V. 

 60, 61, 86. 



— gall formation by, I. 11, 12; II. 1. 



— gall proliferations at, I. 12; II. 1. 



Algae: mutation and variation, IV. 231- 

 238; V. 41, 59-61, 86*. 



— parasitism, I. 11, 12; II. 1, 313. 314, 

 316,; III. 24. 



— reserve food, II. 229, 295, 296, 311, 

 312, 314-318; III. 294; IV. 233, 239- 

 241; V. 61, 230, 239. 



— saprophytism, II. 295, 313, 314, 

 316; III. 24, 295; IV. 234. 



— symbiosis, II. 304-310-316-320; III. 

 24. 



Algae, blue: carbon dioxide assimilation, 

 V. 229. 



— cultivation, combined with Diatoms, 

 IV. 107. 



— cultivation, conditions for the pre- 

 dominance of, II. 293; IV. 105-109, 

 125-128, 239, 240; V. 135. 



— cultivation on agar plates, IV. 108, 

 109, 128. 



— cultivation on silica plates,IV. 1 28,239. 



— enrichment cultures, IV. 105-109, 

 125, 239, 329; V. 135, 229. 



— in cosmic dust, IV. 332. 



— nitrogen assimilation, IV. 108, 127, 

 183, 239; V. 135, 229. 



— temperature relation, IV. 329, 331 ; V. 

 135. 



— the first living organisms, IV. 127, 

 128, 239, 332; V. 135. 



Algae, green: carbon dioxide assimila- 

 tion," II. 233-236, 296, 302-304; III. 25, 

 38, 295; IV. 130, 131, 234, 379; V. 288. 



— carbon dioxide assimilation in rela- 

 tion to the wave length of the light, II. 

 234, 302, 303; III. 38; IV. 130, 131. 



— carbon dioxide assimilation, influence 

 of organic substances, III. 25, 295; IV. 

 379; V. 288. 



Algae, green, uniceïlular: cell reproduc- 

 tion, II. 301 ; III. 25. 



— cultivation, elimination of bacteria, 

 II. 232, 294, 317. 



— cultivation on agar agar, III. 293-295. 



— cultivation on gelatin, II. 227-236, 

 293-300, 305, 313, 316, 317; III. 21-25. 



— cultivation on silica plates, IV. 239, 

 240; V. 230. 



— cultivation, enrichment cultures, IV. 

 106-108, 126, 239; V. 134, 135. 



— cultivation. isolation, II. 228, 293-295, 

 297, 304-310, 313, 317; III. 21. 23-25, 



293, 294; V. 135, 288. 



— influence of light on autotrophy, III. 



294, 295; IV. 234. 379. 



