INDEX 



499 



Cuscuta 385. 

 Cyclamen 464. 



glomerellose 465, phomose 464. 

 Cycloconium oleaginum 193. 

 Cylindrosporiose 



Chrysanthemum 463, hop 241, 



tomato 311. 

 Cylindrosporium 311. 



Chrysanthemi 463, Humuli 241, 



padi 116, 141, pomi 96. 



Dahlia 



phomose 465, powdery mildew 

 465. 



Damage caused by plant diseases 12. 



Damping off 60. 



alfalfa 383, beet 210, celery 229, 

 cotton 404, cucumber 234, egg 

 plant 236, ginseng 240, lettuce 

 244, nasturtium 469, onion 255, 

 pea 259, pine 446, radish 285, 

 rice 356, tobacco 305, tomato 

 313. 



Dasyscypha resinaria 439. 



Decay in live trees 409. 



Decay of dead parts 427. 



Decay of dead trees 427. 



Dematophora 160. 



necatrix 172, 191, 427. 



Dematophorose 427. 



currant 155, grape 172. 



Dewberry 



double blossom 155, cane blight. 

 157, leaf blight 157. 



Diaporthe parasitica 436. 



Die back 



peach 129, plum 144. 



Diplodia 



macrospora 335, zeae 335. 



Direct firing 58. 



terial 11, symptoms 14. 

 localities 23. 



number of 5, of special crops i 

 physiological 1. 



Disinfection . 



formalin 58, soil 54. 



Dodder 



alfalfa 385, clover 390. 



Dormant sprays 20. 



Dothidella ulmea 438. 



Dothidellose 438. 



Double blossom 155. 



Downy mildew 



alfalfa 383, bean 204, cabbage 

 215, cantaloupe 218, collard 

 229, cucumber 231, grape 7, 166, 

 lettuce 245, onion 250, pansy 

 471, potato 263, pumpkin 285, 

 rose 476, spinach 288, squash 

 210, tomato 311, turnip 315, 

 violet 481, watermelon 318. 



Dracaena 465. 



Drop 



lettuce 242, parsley 255. 



Drupaceous fruits 115. 



Dry rot 429. 



corn 335, 338, 429, sweet potato 

 294. 



Dusting machines 44. 



Ear rots 335. 



Early blight 



celery 226, potato 275. 



Egg plant 



anthracnose 237, ascochytose 

 237, bacillose 236, blue mold 

 237, damping off 236, gloe- 

 osporiose 237, leaf spot 236, 

 237, nectriose 236, phyllostic- 

 tose 236, wilt 236. 



Elm 438. 



dothidellose 438, leaf spot 438, 

 phyllosticto.se 439, powdery mil- 

 dew 439, uncinulose 439. 



End rot 240. 



English equivalents of the metric 

 units 490. 



Entyloma Ellisii 287. 



Ergot 



barley 329, rye 358. 



