149 



Algae, green, unicellular 



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, Erie, 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 seawater, 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. 128,239. 



- 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, unicellular: 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. 



