SUBJECT INDEX 



Ribose, 64, 68-73 

 Ribose-1 -phosphate, 276 

 Ribose-5-phosphate, 218 

 Ribulose-5-phosphate, 218 

 Rubber, 84-85 

 Rubidium, 303, 316 

 Rubrofusarin, 170 

 Rugulose, 43 

 Rust fungi, 26, 378, 426 



spore germination in, 395, 397, 398, 

 399-401, 403, 405, 408, 412, 414 



D-Saccharic acid, 65, 132, 135 

 Saponin, 57 

 Sarcosine, 266 



Sawdust, as culture medium, 3 

 Scandium, 313 

 Sclerotia, 356-357 

 Sclerotiose, 43, 121 

 Sedoheptulose phosphates, 218 

 Selena te, sodium, 182 

 Selenide, sodium, 182 

 Selenium, 182, 475 

 Self-inhibition, 413^15 

 Serine, 47, 143, 257, 262, 269, 271 

 Serine dehydrase, 262 

 Shaker, 2 



Shikimic acid, 171, 172, 271-272, 341 

 Silicon, 38, 313 



Silver, toxicity of, 446, 447, 452, 453, 

 465-472 



uptake of, 452, 468-472 

 Sodium, 38, 300, 303 

 Soil, as culture medium, 3 



in preservation of cultures, 4 

 Soil fungi, 23, 247 

 Solanin, 441 

 Solanione, 170 

 Solubility, 458-459 

 Sonic oscillation, 205 

 Sorbitol, 68-73, 122 

 Sorbose, 122, 390 



toxicity of, 10, 62-63 



utilization of, 62, 68-73 

 Spectrophotometry, 204 

 Spiculisporic acid, 47 

 Spinulosin, 167 

 Spirilloxanthin, 159 

 Spore discharge, 364-365 



521 



Spore germination, effect of ionizing ra- 

 diation on, 433-435 



effect of light on, 428 



effect of pH on, 22, 403-104 



effect of temperature on, 18, 407-412 



latent period of, 388, 391, 410-111 



rate of, 388, 390-391, 395-396, 400, 

 410-411 

 "Spore starch," 42 

 Spores, maturation of, 395-398 



nuclear number of, 389-390 



respiration of, 393-395 



swelling of, 391, 406, 413 

 Sporulation, effect of calcium on, 312 



effect of zinc on, 309 



inhibition of, 481 

 Squalene, 157 

 Stachyose, 109 

 Staling, 8, 249 

 Stannic chloride, 467 

 Stannous chloride, 467 

 Starch, 68-73, 75-76 

 Stearic acid, 48, 82 

 Sterilization, chemical, 377-378 

 Steroids, requirement for, 345 

 Sterols, 46, 49, 82, 155-157 

 Stipitatic acid, 169 

 Streptolin, 254 



Streptomycin, 110, 160, 228, 308, 441, 452 

 Streptothricin, 254 

 Strontium, 311 



Structure and fungitoxicity, 464-465 

 Styrene, 478 

 Succinate-ketoglutarate-isocitrate cycle, 



224 

 Succinic acid, metabolism of, 142, 145, 

 146, 223, 225-228, 428 



formation of, 133, 142-143 



utilization of, 68-73, 81 

 Succinic dehydrogenase, 223 

 Succinoxidase, 230 

 Sucrase, 105-107, 374, 393, 471 

 Sucrose, 324 



breakdown of, 105-107, 393 

 utilization of, 66-74, 369 

 Sucrose phosphorylase, 107 

 Sugar alcohols, 56, 122 

 "Sugar fungi," 91 



Sugar phosphates, hydrolysis of, 105, 302 

 Sugars, decomposition of, 57-58 



