INDEX. 85 



Page. 



Fig, relation to root-knot 15, 22, 23, 24, 36, 38, 49, 71, 73 



Floodinc;, method of control of root-knot 42, 52, 58-60, 70, 74, 75 



Florida beggarweed. See Beggarweed, Florida. 



occurrence of root-knot 9 



11, 23, 25, 31, 35, 42, 43, 49, bl, 53, 57, 59, 60,' 63,' 64, 73, 82 



root-knot investigation. See Miami, Fla. 



Formaldehyde, use in experiments for control of root-knot 46-48, 50-51, 53-54, 74 



Formalin. See Formaldehyde. 



France, experiments for control of phylloxera 54 



occurrence of root-knot 23 



Frank, A. B., on root-knot 8, 12-20, 26, 37, 40, 41, 42, 43, 60, 62, 63, 77 



Freezing. See Temjjerature. 



Galloway, B. T., on occurrence of root-knot 44, 77 



Galls, root-knot, depth of occurrence in soil 41, 52 



de«,Tiptiou 7-8, 39-41 



Gammie, G. A., on occurrence of root-knot 13, 10, 17, 20 



Gaiidara, Guillermo, on occurrence of root-knot 18. 50, 51, 54, 61, 77 



Gardens, in Florida, root-knot investigations 9-10, 31, 43, 51, 53, 55, 82 



Georgia, occuirence of root-knot 23, 59, 64 



German East Africa. See Africa, German East. 



Germany, occurrence of root-knot or other nematodes 8, 23, 26, 52, 57, 69 



Gilbert, W. W., on studies of root-knot 63, 77, 82 



Ginseng, occurrence of root-knot 18, 22, 24, 38, 43, 73 



Gnaj)halium purpureum, resistance to root-knot 21 



Gold], E. A., on root-knot parasite of coffee 9, 60, 77 



Grains, relation to control of root-knot 21-22, 74 



See also Barley, Corn, Oats, Bye, \Mieat, etc. 



Gram, green, susceptibility to root-knot 18, 22 



Grapevine, relation to root-knot 21, 22, 23, 24, 36, 38, 49, 59, 61, 71, 73 



Grasses, relation to root-knot 8, 11, 12, 13, 14, 15, 18, 21, 65, 69 



Greef, R., on occurrence of root-knot 8, 11, 15, 18, 19, 23, 78 



Greenhouses, methods of control of root-knot 9, 24, 44^8, 74 



G vozdenovic. Franc, on occurrence of root-knot 13, 78 



Halsted, B. D., on occurrence of root-knot 12, 19, 21, 78 



Hawkins, L. N., on occurrence of root-knot 75 



Hays, "W. M., on plant breeding 72, 78 



Heienium tenuifolium, resistance to root-knot 21 



Henning, Ernst, on root-knot 18, 78 



Heterodera javanica, synonym of H. radicicola 8-9 



radicicola, cause of root-knot, life history, effects, etc 25-41, 72, 82 



egg, description 26-27, 73, 82 



larva, description and habits 27-32, 34, 73, 82 



mature forms, description 32-36, 82 



measurements of eggs, parts, etc 26-29, 32-35, 37 



molting 31-32, 34, 82 



• original home 25, 72 



overwintering 36, 73 



similarity to H. schachtii 8, 27, 35, 36-37, 40-41 



synonymy 8-9 



See also Root-knot. 



schachtii, cause of disease of the sugar beet 8, 



25, 27, 35-37, 39, 40-41, 52, 57, 58, 61, 82 



Hieronymus, G., on root-knot 15, 78 



Historical notes on study of root-knot 8-10, 72 



Holland, occurrence of root-knot 23 



HolLrung, on the effect of potash on sugar-beet nematodes 57 



Hook, J. M. van, on root-knot 18, 78 



Hordeum vulgare. See Barley. 

 Horse bean. See Bean, horse. 

 Host plants. See Plants, host. 



Houard, C, and Darboux, G., on occurrence of root-knot 13, 14, 16, 19, 77 



Huergo, J. M., studies on root-knot in Argentina 42, 61, 78 



Hybridization, plant, authorities, note 72 



217 



