xii CONTENTS 



Deficiencies in Fungi — Inhibitory Effects of Vitamins — Vitamers — Unidenti- 

 fied Growth Factors, Part II. Specific Vitamins — Thiamine and Its 

 Moieties — Biotin — Inositol — Nicotinic Acid — Pantothenic Acid — Pyridoxine — 

 p-Aminobenzoic Acid — Riboflavin — Summary. 



10. Fungi AS Test Organisms 208 



General Procedures — Vitamin Assays — Amino-acid Assays — Assays for 

 Essential Elements — Sugars — Tests for Certain Metabolic Products — Testing 

 Fabric Protectants — Summary. 



11. Metabolic Antagonists 226 



Antivitamins — Amino-acid Antagonists — Development of Fastness — Sum- 

 mary. 



12. The Action of Fungicides 245 



Copper — Mercury — Sulfur — Organic Fungicides — Evaluating Fungicides — 

 Summary. 



13. Metabolic Products 266 



Decomposition of Organic Materials — Fungi as Food — Cultivation of Fungi 

 for Food — Fat Production — Production of Vitamins — Enzyme Production — 

 Alcoholic Fermentation — Organic Acids — Esters — Antibiotics and Drugs — 

 Toxins — Pigments — Summary. 



14. Factors Influencing Sporulation op Fungi 304 



Environmental Factors — Other Physical Factors — Nutritional Factors — 

 Other Factors — Summary. 



15. Spore Discharge and Dissemination 338 



Methods of Spore Discharge — Influence of External Conditions — Spore 

 Dissemination — Summary. 



16. Spore Germination 355 



Physical Factors — Nutrients and Stimulants — Longevity of Spores — Sum- 

 mary. 



17. The Physiology of Parasitism and Resistance 372 



Penetration — Parasitism — Resistance — Summ ary . 



18. Physiological Variation and Inheritance of Physiological Char- 

 acters 400 



Physiological Variation — Inheritance of Physiological Characters — Summary. 



Suggested Laboratory Exercises 419 



Index 441 



