a 
— eS ae 
INDEX. 
Axssorr, W.S., bulletin on “‘A study of the effect of storage, heat, 
EaPRA BEN TSEC LO eT ehe CHT ULI EMEA RAIS! SURO Vi a MOE | 
Achyrodes spp., description, distribution, and uses................. 
Aegopogon spp., description, distribution, and uses........-.-..--. 
Agropyron spp., description, distribution, and uses......-.---...-- 
Agrostideae, genera, key, and descriptions of grasses... ....-..-..- 
Agrostis spp., description, distribution, and uses.......------------ 
Aira spp., description, distribution, and uses..........------------ 
Paeianes need Of Castor oll; notes sch2 i. eyed 
Alabama, steer fattening, experiments..............-.-..-.-.------ 
Alaska, lumber production, by species, 1917........-------------- 
Aleurone, corn— 
color and texture of endosperm, correlation..............-...-- 
pnerinnce of color; experiments? i)... go. 2 lee ee 
Alfalfa— 
inoculations with Pseudopeziza cultures, experiments. -.......- 
leaf spot and red clover leaf spot caused by Pseudopeziza spp., 
pileraby Pred Reel: Jones. 0°. Eee tle eee ese 8 
BRNERErOrIMenmEpOLmisease- = sls o2 ac. Bee iS Peel nore 
pasturing by hogs, with and without supplementary feeds...... 
yields at western irrigation field stations...............--.---- 
Alopecurus spp., description, distribution, and uses..............-- 
Ammophila spp., description, distribution, and uses...-.-.-..------ 
Amphicarpon spp., description, distribution, and uses. ..--..-..... 
Andropogon spp., description, distribution, and uses............-.- 
Andropogoneae, genera, key, and descriptions..........-.-.-.---- 
Animal— 
fats, description, and manufacturing methods.................. 
PGE ERO G DERI ee nee ee ye ce. meme meer rnte LOA Rane 
Anthaenantia spp., description, distribution, and uses...-.........- 
Anthochloa spp., description, distribution, and uses.............-- 
Anthozanthum spp., description, distribution, and uses...........-. 
Aphids, control by pyrethrum powders, tests.............--------- 
Aphis— 
mealy plum, life history and habits, bulletin by W. M. Davidson. 
Tumacs, control by pyrethrum, tests... go. +... - 22-2 ab elase = 
eeicois, injiry by mealy plum aphis-. .-* Wesco e eee ie ne 
Aristida spp., description, distribution, and uses............-..--- 
Arrhenatherum spp., description, distribution, and uses............. 
Arundinoria spp., description, distribution, and uses.............-. 
Arundo spp., description, distribution, and uses...........-...---- 
Ash, lumber production and value, by States.......2...-..222-.--+5 
Aspris spp., description, distribution, and uses................--- 
49009—21——2 
Bulletin 
No. Page. 
771 1-7 
772 9, 68, 69 
16, 
M712) 469. 71 
772 12, 87-89 
13-15, 
7724 121-165 
15, 
7724 125-133 
13, 
7724 114-116 
769 34 
762 3-8 
768 «49-44 
754 65-97 
754: 30-31 
759 19-28 
759 1-38 
759 2-8 
4-24, 
752{ 35-36 
752 5 
14, 
7724 136-137 
15,. 
7724 123, 124 
19, 
7724 249-951 
21, 
7724 258-266 
20-21, 
7724 252-280 
769 32-43 
757 32 
20, 
7724 213-214 
VT MOV ene 
i 17 
772{ 201-202 
771 3-5 
774 Wale 
771 3-5 
714 1,15 
Sma sit 
T1255 9365 
13, 
7724 113, 114 
772 8, 29-23 
772, 9, 60-63 
31-39, 
768{ 38 43 
oa BCG 
172) 117, 288 
1 
