INDEX. 39 
Page 
‘‘Plow sole.’’ See Roots, deeply penetrating. 
Plow, use in turning under green-manure crops.......-.---:-.-------..--+------ ARES, 
Homona Cala tenucreek. Comparative testsss. 2562 60.0.5. 2 le ee oe nee se 21 
Hontenville Cale srelation to southern citrus district. 2 -425-2-....5520 922eee- 8 
Rainfall, California orchard districts, relation to green manuring......... 8-9, 10, 17 
Rainy season. See Rainfall. 
edlands-2Calk plantings tor ereememanure seem hee eo st os oe ee ae 1174, PAL 
Roots. deeply penetrating, remedy for “plow soles: 22... ...2.-.-2---22223 Aero 
orchard tree, danger of disturbance in green-manure plowing........... 12 
Sacramento Valley, area in northern California citrus district. .............-. 8 
San Joaquin Valley, relation to California citrus districts. .................-- 8 
Santa Clara Valley, irrigation for green-manure crops. .............-...---.-- 2 
Raulaw@ale fenugreek, comparathvertestas seen 2-222. - o-oo ee 22 
Deedee Cost LOMmereen-MaNUre Crops aso ete eo See See He ee oo ee eee 32-34 
SRECM=IMAMUTe LOPS.) PLOGUCLIOME eee mee pee oe 23, 32-34 
Seedincaibumclover timer and Tabese eons ss eee eee eee eee sale 19 
fenuercek.s time and Tabescc2) a. 2 aps set ar ce LS Lene ap Ds 
Me ld peasauime) ancy raters aye, aie eee a PPR a epee ee A cece 18-19 
Mme LNod Sans Cala torn ae ner ae ome rape en eee ee OA At Sekar 12532 
HEC O MAMIE MC A CIOS -teeiapey setae ress ee eee ee peer sO 34 
Mangierpeasiimac an diratetrcis ma: eters ee ern ae ce IA Lae 32 
VELC Mma GII CCAM GE TAGE ws see ioe hee en anes Siero eters Apes Ls 17, 29, 30 
Sierra Madre Mountains, relation to California citrus districts. ............-.--- 8 
Soul mC alii onniarstae kao elms eee ees epee Be ip eee sd eo 34 
ORE Hardest Cts see ey ter re teehee pe ones ES SRN A 8-9 
Erosione prevention oyeereen MmanUring 5520 eeee eee eee ee See 25 
PET OTE keprgeage erete hoy Ve Ata ey ae ee Ua ren, sihoel in Sienna a Ae cee Wi ke nee 23 
eamyA Ua Oral eso CneCeMeImMaAMUnIM Oe a22 seem at ke ee eevee eres oe 10 
IIMPLOVEMEeN ty OiyelTeeNemMAMUPIMN Ose sas ant oe ob sea see nee ots ees 25 
sanchye tonmlindiamemelnlocee ser ets ites bat ee sede ape cen nate 24 
Southern citrus section. See Orchards, citrus. 
Spring vetch. See Vetch, common. 
Stable manure. See Manure, stable. 
SMM AVE eLe eM -MaaTUNE CLOPS a 21s tic <crilore oe icie ae oe ice els SK ee ee eee 34-35 
Summer green manure. See Crops, green manure. 
Tangier pea. See Pea, Tangier. 
iramplune-relation:to green manuring:......-..:-2---.5--2-2:5-2-2 1 17, 19529530 
Trees, citrus, cultivation, need, and effect of cessation...........-----..------ 10 
Trigonella foenum-graecum. See Fenugreek. 
Minmmenimeer time for sreen-manure Crops: .....2.- 52-25-2222 ses 2bce sence 34 
Vegetable acids. See Acids, vegetable. 
Ventura County, Cal., fenugreek as green-manure crop...........-..--------- 21523 
Meten plackabiiter, mitrocen-gathering status ...-.---..2.2---+--.+-.2-2----4- 29 
UsSerasiGrLeen Manure CLOp sas as see eee eee 26-27, 29-30, 33, 34, 35 
puLple mitrogen-cathering status-+---s5-o2- 5-2-2 cs asses see 28 
use: as PTreen-manure CroOp-=..-+------+-----.- 20-21, 28-29) daa0 
commons mtrozen-catherine stabuss..-.-s-+4.-2---- sess. essen eee es 16 
use AS ereen-Manure ClLope = =e eee eee 12, 15-17, 22, 26-27, 34, 35 
haliyedseras CTeCN-MANUTC CLOP). ssc 250 seo eens esse eS 15, 23-24, 26-27, 35 
spring. See Vetch, common. 
woolly-podded; nitrogen-cathering status.-.....-22...5...22..-+----2- 30 
USC as ORCC IMAMULC CLOPesai- sacra ies 26-27, 30, 33, 35 
190 
