Index 



347 



fruit drop effect, 250 

 herbicides, 289 

 occurrence, 70, 71 

 parthenocarpy, 70, 218, 221 

 selectivity of, 281, 283 

 solubility, 191 

 translocation, 144, 284 

 volatilization, 193, 284 

 Ether, dichlorophenyloctanoic, 285 

 diethyl, 15 



precautions in use, 15 

 Ethyl alcohol, 15, 44, 51, 190 

 Ethylene, 174 



abscission effect. 111 

 apical dominance effect, 301 

 dormancy effect, 266 

 effect on ripening, 298 

 flowering effect, 254, 256 

 rooting, 174 

 Etiolation, 38 



Exchange capacity of soils, 195 

 Exoenzyme, pectin esterase, 300 

 Extraction, 15 



Far-red light, 75 



Fasciation, 124, 229 



Fats, 38 



Fatty acids, 181 



Ferric chloride test, 47, 58, 141 



Ferrous sulfate, 14 



Fertilizers, 193 



Fig, 126, 295 



fruit size, 294 



hastened maturity, 296 



parthenocarpy, 11, 220 

 Fire-blight, 300 

 Flagging, 236 



FlavobacteriiLin aquatile, 199 

 Flavo-protein, 87 

 Flax, 157 



Flower thinning, 231 

 Flowering, 253, 257, 304 



anti-auxin effect, 259 



apples, 231 



auxin effects, 95 



carbohydrate effect, 305 



chemical control, 173, 255, 256 



effect on rooting, 213 



ethylene effect, 254, 256 



geotropic effect, 256 



pineapple, 11, 107, 125, 174, 254 



prevented, 107, 255 



relation to toxicity, 148, 292 



role of leaves, 107 



seed treatment effects, 115 



hormone, 4, 253 



Fluoreneacetic acid, 45 

 Fluorescence, 53, 92 

 Formation of auxin, 17, 71, 75 

 dormancy termination, 265 

 enzymatic, 16, 68, 76 

 geotropic effect, 99 

 in embryo, 76, 110 

 in fruits, 76, 110,216,243 

 in leaves, 65, 75, 101 

 in meristem, 66, 101 

 light effect, 73, 75, 97 

 role of age, 72 

 role of growth, 60 

 synapsis effect, 76 

 zinc, 75 

 Foxtail, 282 



Free auxin, see Auxin, free 

 Frenching, 135 

 Frost, 247 



Fruit atjnormalities, 223, 228, 250, 251 

 Fruit drop, 234, 242, 247 

 chemical control, 244 

 role of seed, 247 



species controlled, 242, 246, 250, 251, 

 252 

 Fruit growth, 108, 126, 297 

 Fruit respiration, 172 

 Fruit maturation, 295 

 Fruit-set, see Parthenocarpy 

 Fruit size, 294 



chemical control, 294, 296 

 increased, 226. 239, 250, 252, 294 

 species affected, 257, 294, 307 

 Fruit thinning, 232, 238 

 chemical control, 236 

 role of nutrients, 235 

 species affected, 232, 234, 235 

 versus parthenocarpy, 231 

 Frost, 303 



Fundamental research, 307 

 Fungi, 299 

 Fungicides, 193. 263 



systemic, 174 

 Fusarium wilt, 299 



Genetic susceptibility. 280 

 Geotropism, 6. 8. 74. 98 



flowering effect, 256 



heat effect. 92 

 Germination, 65 

 Germination inhibitor, 284 



coumarin, 173 

 Gherkin, 260 

 Ginkgo, 66, 75 

 Girdling, 105 

 Glutathione, 266 



