1910] 



TNDKX OF sriUKl TS. 



939 



Page. 

 Chlorinated alum solution, antiscp- 



tlc value 779 



Chlorophycoa\ development and nu- 

 tritional physiology 130 



Chocolate, milk, determination of lac- 



tOM and sin rose in 14 



Cholam in malting operations 808 



Cholera like diseases of birds, R.I 685 



Cholesterol — 



determination in blood 15 



in milk 11 



studies 707 



chohtx oattleyw, notes, N.J t. _ . t 



Chondrlomes, studies 22."., 828 



Chromosomes — 



in relation to hybridization in 



plants 817 



mammalian, fixation 062 



Chrysanthemums — 



book on 540 



fertilizer experiments, Md 741 



ChrynobothriH tratujucbarica, studies- 860 



Chrysolite, solubility of magnesia in. 812 



ChrysnmphaluH jmulistus in Brazil__ 165 



Ohrysmnyia rufifacie8 in Hawaii 263 



Ohryaophlyctia endoMotico — 



life history, Pa 848 



notes 848 



notes, U.S.D.A 157, 543 



Chrysops, collecting larva* 757 



Chryaotoicum eolorodensis n.sp., de- 

 scription 757 



Chufas, culture experiments, U.S. 



D.A 434 



Cicada, periodical — 



In 1919, U.S.D.A 754 



popular account 549 



Cicadas of Mississippi 856 



Cichoritim intybus — 



fertility in 427 



flower number per head 225 



Cider- 

 defective, utilization 116 



manufacture 116, 808 



studies 1 1 l 



Cigarette beetle — 



in Dutch East Indies 170, 854 



studies, U.S.D.A 758 



Cimcx Icctularius. {get B dbugs.) 



Cinchona — 



alkaloids, disinfecting action 478 



red mite of 



Cinnamic aldehyde, determination In 



cinnamon 15 



Cirrhencyrtus n.g., erection 359 



Citrates, toxic action MS 



Citromyn m oiaoer proteolytic ac- 

 tivity 721 



Citrus — 



canker, notes 3-40 



canker, resistance of tangelos to, 



U.S.D.A 247 



canker, studies 544,861 



collar rot, notes T48 



diseases in Florida, Fla 158 



diseases in Porto Rico 52 



Citrus — Continued Page. 



UN in Porto Rico, PR 47 



diseases, notes 155 



groves, lightning injury 645 



groves, plowsole in 417 



mel.irmse, des crip t i on and his- 

 tory ir,8 



scab, treatment, p. It 5;> 



scale, gray, remedies 454 



scale parasites us affected by 



sprays, Pit 52 



tbrips, summary of in forma I ion 049 



white fly. <s>r White fly.) 

 Citrus fruits — 



Argentine fly on 758 



as affected bj freezing 217 



as nfTertei] by freezing, Cal 689 



cotton stainer injury 868 



fertilizer deeds in POTtO Rico, 



PR li 



fumigation 855 



insects affecting BBS 



(floe also Oranges, Lemons, etc) 

 Citrus mcfli<i. culture in California. J 4 ' '. 

 Cladosporium — 



carpopltilum, notes 58 



ritri. notes, P.R 47,52 



(hniccps purpurea on Manitoba 



wheat 849 



Clemson College, notes 398 



Cleptomyeu lopsrhe faifa m is n.comb 188 



Cleptomyces n.g. from the Andes 133 



Climate — 



and sun spots, correlations 



U.s.d.a 418 



and types of farming, U.S.D.A. 116 

 In relation to crop adaptation in 



New Mexico, N.Mez 18 



of Belle Fourche redamatioo 



project u.s.d.a 314 



relation to plant distribution In 



United States __ 130 



1 80s also Meteorology.) 

 Climates, past and present, of crop 



plants. Q.8.D.A 610 



Climatolopl.nl data. (80S Meteoro- 

 logical observations.) 



Cloth making, text) k_- 899 



Clothes loose 1 ■-" 1 

 Clouds, significance In weather fore- 

 casting, u.s.d.a. 418 



Clover — 

 alsike — 



as meadow crop 188 



effect on following crop, 



R.I 



following different crops trtr, 



following different 1 reps, 

 R.I ... 



for Irrigated pastures, U.S. 

 D.A 188 



variety tCStS 



and grass mixtures, t. BtS, Minn. 732 

 and timothy, fertilizer experi- 

 ments 134 



and timothy, seeding experi- 

 ments 231 



