INDEX. 
Refrigerator, iceless— 
RaASanIGHon and MaAnavcemMentas- esse. 2. ose eee lea 
Ronen, TAGES Ha Sea is STRONTIUM 
“Rondering’ is ae eltleds aad effect on bcniets : 
Rentals suearbeet farms, California. ==. 2... d2oso. seq sen logy 
Reuter, B. E., and HernertsS. Balwey, bulletin on ‘‘The produc- 
tion and conservation of fats and oils in the United States’’ 
Rhaphis spp., description, distribution, and uses. ...... Eo TONES «hs 
Rhodes grass, description and uses..........5...22222----502------ 
Rice— 
MeL conden Inc Ser PLLOM hare oe See an eae es oe 
mnountain, description 
tribe, key to genera, and. descriptions...........-.-.----------- 
wild, description. . 
Roaches, "control by pyrethrum flower heads and powder, testing. ade 
Roller— 
and packer, value, life, repair cost, and acreage worked.. 
cross-kill, description and value in beet TOWING. 55-0 sae 
Rolling land, sugar-beet farm, practices................02222..---- 
Root-rot, tobacco— 
description, cause, and spread 
resistant strainsof White Burley, bulletin by James Johnson and 
. Ste MT Lore te OLSON O o g PRD lot ane 
- Rosette, pecan— 
prevention and control, cultural methods..............------- 
relation to soil deficiencies, bulletin by S. M. McMurran........ 
PEEAATS SANTIS Eas Sey wpa CF ty hp ey toad gh Shy Sh ses ac ovum och aan watts 1 UE LE 
Rotation, crop— 
in tobacco ABET Cbs SAL SMA QE Rah” SPURL LLU aha TTR, 
HECESHIDVI IN LODACCO PTOWING 2 20022) ap ee ea LO 
relation to crop yield 
Roughage, lands for fattening steers in South, comparisons, bulletin 
by W. F. Ward, Dan T. Gray, and E. R. Llo 
Rural districts, motor transportation for, bulletin by J. H. Collins. - 
Rush, cat-tail, host of mealy plum aphis DS DCA 5) RE NR eA SAL 
Rushes, distinction from PTOSBES: 302 2s Bes a eae esos BS 
Rye— 
REcHNICAl description ee = == <i s SEER) ., BON ELON nate IU 
Me CCHCLIP LOM: . 232.202) ) Re SE CUM NE Oe ar A ey 
Rytiliz spp., description, distribution, and uses...............-..--- 
ee sS, GCACIIPMONS.) cosa. ee cone seas ree meee 
Saccharum spp., description, distribution, and uses...........--.--- 
Sacciolepis spp., on cate g distribution, and’ uses:..-... 2.5, sie.. 
Pagncliips 
Sawmie classes, eae capacity, and production, 1908-1917..... 
Schedonnardus spp., description, distribution, and uses............- 
Schools, rural, lessons on dairying, bulletin by Alvin Dille.......... 
Beeero p0G Tiida: descriptions... 2/21). pisheiseiyos dum abacus 
Scleropogon spp., description, distribution, and uses...........-.-.- 
Scribuerva spp., description, distribution, and uses.........-.-..---- 
Secale spp., ‘i sscription, distribution, and uses........... Sep prea e 
Sedges, distinction from PEARSE Swe eee ce teak tte een 
Seed— 
alfalfa, sterilization, experiments..............-.-222--22-+++05 
grain, quantity per acre, relation to crop yield...........-..-. 
sugar-beet production, California, cost...........--2--e0-+s005 
Bulletin 
N / 
1-48 
21, 270, 
272-273 
- 189 
204, 205 
156, 159 
12, 91-92 
3 
82 
31 
38 
