CONTENTS. 
~ DEPARTMENT BULLETIN No. 599.—THE Srripep PEAcH Worm—Continued. 
Wexcrny COMnge a wwe cis mess a: Lo. Sao ee De CM ade se 
"TRY s Key feo ae LC aes Lac i a ee a eA ION eM NN RD Uys 
‘TRS GRA ete ae SG asad a 3 2 NC ee ara et eae Sema Ale 
alba eairayaee eee ere cemetery A! SRAM Rr Lac epee A) Raden 
pile tps eer esis ieee cede Le or St in I Sn 
Summany of seasonal-history studiessse-)--2-555-:-2--- 012-225-2555 52 
JPET RES a We ND eR eS ae Slane Oa ec OG 
TeioramSco trical ToaVeR VERDES ees ie Pe hes nc GI) SE SPAN Set Bl Ra LM eee 
HP heer UIR ER CHU et yeu eo eye ees ee oy NL PM aie! Ja ee ny es Mis ee (AL 
DEPARTMENT BuLueTIN No. 600.—THr RELATION oF SOME OF THE RARER 
ELEMENTS IN SOILS AND PLANTS: 
Tirntieora hernia aa = Ee a ee. ee ar, ROR GE nL 
selection and preparation of the samples::.-...........5.-:-.-.-2-+-+--- 
ecenm ploOnsomune samples... eee... Mee. a2. ok ek eee es one 
PMTCT CAL TESUWMiS ele ey can.) Semen es Ae SAM a a SME Ms ics Sane 
JE DED eM Sek Le aims Ce aR. aie aati ey een meget ape: 
Ana byitcal MethOOSeeis via) ee a=. omen ee COE Ce NRE del Rar Re: 
9 
Pago. 
OV or1rOlee Be BB 
Hee 
COLO 
Woe He 
17 
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