INDEX. 



Bulletin Page. 



No.f , „ 1J, 



Acacia, species, description, and use as street trees 816| oAoj 



Accounts — 



grain elevators — 



bookkeeping system, bulletin by B. B. Mason, Frank Ro- 



botka, and A. V. Swarthout 811 1-55 



f 13-30, 



forms 811 J 36-39, 



[ 42-48 



report of managers, forms, etc 811 11, 53 



with elevators, forms 811 25 



AcKERMAN, A. J., bulletin on "Two leaf hoppers injurious to apple 



nursery stock" 805 1-35 



Adulteration, insect powder, history, and detection methods 824 16-65 



Adulterants, insect powder, history, and detection methods 824 16-65 



Ailanthus, description and use for street trees 816 21 



Alabama — 



{4578 

 ' 'c)'25 



pear industry, note 822 11 



Alder, type of peat material 802 20, 36 



Alfalfa, seed crop, treatment for control of chalcis-fly 812 14-17 



Alfalfa-seed, chalcis-fly (and clover seed), bulletin by Theodore D. 



Urbahns 812 1-20 



Algae, peat forming 802 21, 22 



A nagrus spp. , parasites of the rose leafhopper 805 28 



Analyses, insect flowers 824 35, 43-54 



Andrews, Frank, and H. P. Gould, bulletin on "Peaches: Pro- 

 duction estimates and commercial districts and varieties" 806 1-35 



Aphelopus spp., parasites of the apple and rose leafhoppers ' 805 20, 29 



Aphids, effect of pyrethrum 824 13, 79 



Apple — 



C 2-20 



leaf hopper description, distribution, life history, and control 805< 29-32 



See also Leaf hopper, apple. 



nursery stock, two leaf hoppers injurious, bulletin by A. J. 



Ackerman 805 1-35 



trees, injury by leaf hoppers 805 4-5, 22, 33 



Apples — 



production, comparison to peaches, and increase 806 2, 9 



spraying for control of injurious leaf hoppers 805 29-33 



Arizona — 



peach growing, production, districts, and varieties. .-. 806 4, 5, 8, 30 



pear industry, note 822 14 



Arkansas — 



oats, yields of several varieties, experiments 823 32-33 



r 4 5 7 8 



peach growing, production, districts, and varieties 806< ' ' 'or 



pear industry, varieties grown ' 822 11 



Arrow-grass, peat, description 802 19, 33 



Ascaris — 



experiment with eggs 817 4-11 



historical summary - 817 1-3 



larvae, development, hosts, etc., observations 817 10-24 



lumbricoides, observations on life history, bulletin by B. H. 



Ransom and W. D. Foster. 817 1-47 



occurrence in sheep, historical notes 817 29-30 



pneumonia , cause investigations 817 27-28 



86324—22 2 1 



