100 Report oF THE CHEMIST OF THE 
Cost oF ONE POUND oF PLANT-Foop To CONSUMERS. 


————————eeeeeeeee 
' Lowest. Highest. Average 
Cents. Cents. Cents. 
Nitrogen in 
Completeifertilizers."s.. .oue. faces s 6 ide ae ee 17 SRD Ne oe 
WB ORE-MEA I io unc fics soles eta ess Ae shoes ore 10.6 263% 14.7 
TEI TIHSCTGIN. care cs eioto eth cig ete ol cbse tele wipes Saud aber eies 10.9 12 LS 
Nitratevof "Soda Tw Stes TE TAY late Sc eles att 12.9 13.1 13 
SUI PHATELOL GMI OMNIS ois (eisai aves Ae Sw ome aero alae siateiene Sie 14.7 
Phosphorie acid in 
‘' Complete fertilizers (available) ............ 3.6 1158 6.5 
Dissolved phosphates (available) ........... 3.8 10 4.9 
Hish-SCrap. VlLOLa ue ues 0 came ee eee a Bae | 3.5 3.3 
Bous- Meal i(TOtel) ae ne ik ore ae as 3 1.6 oy 
Phosphoric acid and potash mixtures (avail- 
BIE) ie Sr ek ceca lenis a ble wa etek ot ete ete 5.3 12.6 TS 
WY OOUsRSNCS=(LOTAL) 3. 3s oS cute ksi ele ee ae ate 4.3 13.9 V2 
Potash in : ; 
Complete fertilizers .<... So. b3cu we an a eer aes 8.75 12.3 6.78 
BSS, EATS Gps ees oc tae eter w wallets’ ene hae eta Pas nen AS ae 5.9 
Murigte of potashwenien: «sso «. ckeshivet as sameness pa fe 4 
WVMDOG-A SICH 9). ahe pn oa or ests ae se wre Neen 5.4 17.4 9 
Potash and phosphoric acid mixtures....... 5 11.9 6.9 
PURCHASE OF PLANT—FOOD. 
The data contained in some of the preceding tables afford a good 
basis for calling the attention of farmers to certain facts and for 
making suggestions connected with the purchase of plant-food. 
(1) Farmers are advised, before purchasing, to obtain for them- 
selves prices at which they can actually buy plant-food. It should 
be kept in mind that the prices given as trade values in Station 
bulletins are only averages and do not represent accurately all 
conditions of the market without regard to time or place. Actual 
trade values necessarily vary with localities and with different 
times of the year. ‘The true values to use in making a commer- 
cial valuation of plant-food are those figures which represent the 
actual prices at which the farmer can purchase the elements of 
plant-food at a given time. Quotations should be obtained by 
making inquiries of several manufacturers, asking at what prices 
they will furnish the specific forms of plant-food that one wishes 
