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Phosphate rock and methods proposed for its utilization as a fertilizer . u â(« M §2i © w to C3 S+! © 1- **Sidfl:sJ§ |1 o&plgSl- t «â¢- 2 eta -d jh c3 Q ^p 5§ â¢S *£§> c-e o ^28 ®g .2-21 &^3â¦j o to R X* % 8J ie-3 C2S III. â c t- © â o da S S2gS Ee«l w csx: © © +*G13 T3 ©-P 2 S^a P d o _ © 3cTs£ ft 3 p ^s cJ M C3 «©^ -p 2 II s *j ft § -Ep^S Eo 3 5 § OTso a c3 ©t:^.2oE3 2c3^«25o pg>0-gwd5 ISofiii c3« ^^-§=3 5 _ o lf§-gfif g33 23m© Plilll lljsiil H ft Sa fte3|d C3 C3 If c3S SBâ £« © © S3 u- c3 I*â * â¢2-0 i|II 3 © I! m 9 3-P p CJ © â S Is il *3 P si SZ h do a ita 2l ftQ a 3 .a P ft s-s a- lag g © © SoqS X5 . 3 oi .-r § ^ ft PHOSPHATE ROCK: UTILIZATION AS FERTILIZER, 31 ||s 4 22 ? râ ft O 03ftco © W PI 1 - c ©:%⢠Jq||| gills ft ftft Stj ft03 So e5 o3 w O T3d © d CO O O -J3 o3-d -C dd ft fc Ph ftft. Q a, O a. « © â¢ss -I £S -Sdc 03 ft is ° 3 ft© © §5 «o3 ft2j~~ ft-olSS^S-boSft « .9 ? d © ® 2ft â¢T3 S ° i «8 s § a : w S3 S O I â sit ⢠.! 3 SO 03 ! sHld0 sgSg-Sal 20 03 0P^Jft ft P O rH ©TJ â MS a 5 Si 3 B *â « o 03^-02 DQ W 03 - *d w *o =3§ TO â¢So3 ^-d Oo #-*â ^â -d is©1 %X © 03 8? 31 â¢â¢d 5? .a . ^E^2©t) 2 © d 1:3 d 0,£«« o ©£,3 dS 3 s°^a w bod ^O^;©00°2 en ® ftf ©td o o3 ©_® Si2 2 a z£h d cii Ed SB bC 5 =3 03®^5-°aS! O 3 go ® 03 03 2^ wfegfteg^ft-l m O P3 : .2 i i c p6 c m i ft E7 03 03 00 +J 2 c^ S 32 BULLETIN 312, U. S. DEPARTMENT OF AGRICULTURE. © o3 ft as- lis O H 03 fl ft e a o ©03 © i?a ft© si ?. Q « c3 §â © !?efl 53 co -d >>-3a2 s_: uStE c3S 5 rtES^ ® te O Sc3â¢Â£o3®-3-3 * fe £ ®-ejj c 3cs ££ 3 ® > © _ §: .2<j © o at? a? a © H -£â¢2 3 © © co s£®s o *i © o -S to S Â
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Keywords: ., bookcentury1900, bookdecade1910, bookidphosphateroc, bookyear1915
