8 9 6 



Journal of Agricultural Research 



Ferric — Continued Page 



valerianate, availability to rice plants in 



calcareous and noncalcareous soils 50-54 



" Ferric humate," availability to rice plants 



in calcareous and noncalcareous soils. . . . 50-54 

 "Ferric molasses," availability to rice plants 



in calcareous and noncalcareous soils. . . 50-54 

 Ferrous sulphate — 



availability to rice plants in calcareous 



and noncalcareous soils 50-54 



effect on action of gypsum 38-44 



Fertilizer, effect on composition of potato 



tubers, skins, and sprouts 632-634 



Fiber, crude, in Chinese colza seed 127 



Filaree. See Erodium cicularium. 

 Fluke diseases, control by destruction of inter- 

 mediate host 193-208 



Fluminkola fusca, susceptibility to copper 



salts 199 



Fluminicola, member of family Amnicolidas. 198 

 Fluorid, potassium, effect on yield of volatile 



oil from Chinese colza seed 130-131 



Footrot of cereals caused by Gibberella saubi- 



netii 6-7 



Formaldehyde — 



injury to seed wheat 209-244 



physical properties 218-223 



Fortunella japonica, parent of liraequat 469 



Four Rhychophora Attacking Corn in Storage 



(paper) 605-614 



Foxglove. See Digitalis purpurea. 



Fraxinus, host of Gibberella saubinetii 16 



Freezing, effect on Collelotrichum circinans. 699-700 



Freezing of Fruit Buds (paper) 655-662 



Freezing-point depression — 



of dry seeds 592~593 



of sap of normal and mottled orange leaves. 186-187 



soil, effect of moisture 390-391 



Freezing point of soils 267-269 



Fruit buds, freezing 655-662 



Further Studies in the Deterioration of Sugars 



in Storage (paper) 637-653 



Fusarium — 



arcuosporum, parasite on cereals 2, 21 



arihrosporioides, parasite on cereals 2, 21 



avenaceum — 



causal organism of " snowmold " 20 



parasite on cereals 2, 21 



culmorum — 



causal organism of "snowmold" 19 



parasite on cereals 2, 21 



similarity of conidia to those of Gibberella 



saubinetii 16 



var. leleius, parasite on cereals 2, 21 



didymiuvi, casual organism of "snowmold". 20 

 discolor var. sulphureum, isolated from dis- 

 colored potato tubers 282 



graminearum. Syn. Gibberella saubinetii. 

 herbarum — 



causal organism of " snowmold " 20 



parasite on cereals 2, 21 



lolii, causal organism of "snowmold" 20 



metachroutn, causal organism of "snow- 

 mold" 20 



nivalc, cause of "snowmold" 19 



Fusarium — Continued Page 



oxysporum — 



failure to alter starch of Irish potato 765 



isolated from discolored potato tubers. 280-282 

 var. nicolianae, n. var., causal organism 



of Fusarium-wilt of tobacco 521-536 



radicicola, failure to alter starch of Irish 



potato 765 



redolens, parasite on cereals 2, 21 



roseum. Syn. Gibberella saubinetii. 

 rostratum. Syn. Gibberella saubinetii. 

 rubiginosum, causal organism of "snow- 

 mold" 19 



scirpi, parasite on cereals 2, 21 



solani, parasite on cereals 2, 21 



sublatum, causal organism of "snowmold". 20 

 spp., cause of vascular necrosis of potato 



tubers 277 



tabacivorum, causal organism of disease of 



tobacco 517-518 



tropicalis. Syn. Gibberella saubinetii. 

 Fusarium-Blight (Scab) of Wheat and Other 



Cereals (paper) 1-32 



Fusarium-Wilt of Tobacco (paper) 515-536 



Garlic. See Allium sativum. 



Gasoline, effect in stimulating sprouting of 



potato tubers 623 



Gastrodiscus, intestinal fluke in Tropics 194 



Gelechia — 

 bosquella, similarity to Borkhausenia diveni 



and Noctuelia rufofascialis 811 



hibiscella — 



similarity of G. neoirophella 812 



similarity to Pectinophora gossypiella. . . 810-811 

 malvella. Syn. Pectinophora malvella. 



neotrophella, n. sp 81 1-812 



similiella. Syn. Isophrictis similiella. 



trophclla, similarity of G. neotrophella 812 



Gelcchiidae, similarity of certain species to 



Pectinophora gossypiella 808-814 



Germicidal value of chlorin disinfectants. . . . 85-110 

 Germination of wheat, effect of formalde- 

 hyde 211-244 



Glyphodes pyloalis, leaf-tying pyralid 830 



Gibbera pulicaris i. zeae maydis. Syn. Gibber- 

 ella saubinetii. 

 Gibberella — 

 saubinc/ii — 



description 4-9, 15-19 



dissemination of spores n-13 



economic importance 3 



hosts 1-9, 16 



life history 9-11 



parasite on cereals 1-32 



tritici. Syn. G. saubinetii. 

 Gile, P. !_., and Carrero, J. O. (paper): Cause 

 of I,ime-Induced Chlorosis and Availa- 

 bility of Iron in the Soil 33-62 



Giltner, Leigh T., and Couch, James F. 

 (paper): An Experimental Study of Echi- 

 nacea Therapy 63-84 



Gingko bilboa, hypertrophied lenticels 255 



Girdling, influence in stimulating growth of 



plants 155 



Gleditschia, host of Gibberella saubinetii 16 



