VARIATIONS IN BAcTERIA CouUNTS 
241 
TABLE 3. Bacrerta Counts OBTAINED FROM 100 SampPLEes oF THE Same MitK WHEN 
Arr Hap CIiRcULATED FREELY AROUND EACH PLATE DURING INCUBATION 
Bacteria Bacteria 
Sample per cubic Sample per cubic 
centimeter centimeter 
o cab Coie Cink ae DAO OOOR Polen eee c iets Ge ee cee oer 225 , 000 
5 obo be See a he eee 235,000 DD Es ir te le Ay a he ge 240 ,000 
3 NSB Sh See ee PASO SOLO) IG a Ds Ae oe Estee tee att 255,000 
 Wolod to ole ee DAS OY (OOO): Ihe toys aca lun cen ees cee pean: 185 ,000 
Be PR es eS oes DES AOOOM MSO pigs se Bike eae ees h oust ned 240 ,000 
316 Wed eee Aen SU SPOOOM EO Ole cee bee tsetse ene ya clic 365 , 000 
2 DEB AG GiclGe Se ee AOROOOM HOU eta ee eee ey ee 245 ,000 
so DROSS UR Ee Eee POOR OOO GIRO Si ee erence egy ae anne 265 ,000 
sb OR ee ee ZOOROOO FN 20 Oe a eenae Sone pee eee es 245 ,000 
ao oatuld oR ee ee eee PAU UO) AS Us eee ln eaters Marre ree 150,000 
io 6 do bee RS eee eee 2a 5V OOO GMO aeerr eects oes Ae Sacer 230,000 
+o Coat ZOOM OOO SRG 2 Pes ae ear ise ker te eet ora ee te 215,000 
soak wen. aoe ee ZOOROO OMG Stacie att acest. ra! 305 ,000 
ons Been a eee AON OQOUWSOSF xeleie ie ec ersten oe 245 ,000 
MP ee hr 22 5 OOO ell OOo Cotte ee oe ee 175 ,000 
Re re ee ete ee TOOMOUORROGH eee tan ye eee rae 275 ,000 
3 oes Spe nee Oran eee ae ea eS (OOO Sy FM OV (as certs ote ta eee cane 195 ,000 
s Sig ROS Mees See 2S OOORI OSes inte eae ene cl ae ce, 275 ,000 
3 oh elses 6 seine ee ee 2EOROOO COR iesy eget pe ee re Aner 275 ,000 
ee ie oe a NS SOCOM SOR es Set Ch eck ee, 275,000 
obs eee eins Cee 20 5 OOO | ii slinsren pret as Grist Sucks So 245 ,000 
SS a Ge eee ee ee ZOOROOO ANE CD ie os eno eer. until ass 145,000 
3 oid ob ole ene lee ree DROROOOE Rei Ree ee tr ew uncer necr eon tee 275 , 000 
+ abel eBedie ac eee ee ee TG OMOO OI Arcee sk vem cer to et urea 115,000 
5.6 8 tS eee Se eee ZEOR OOO Mia ae a tae cata sho k meek 205 , 000 
5'5 oe ee Sea ee en ae TS SOOO GAG hese ueoee Petes Ate ae oe 240 ,000 
oo oben Ce D2 OOO ier sees nl eu ante Age 170,000 
5 a eT Oa ee S007 OOOMIIRIS eee ie ee Ge 340 ,000 
Cod SOS anne eee 225 eOUOR einen eel eee ae 215,000 
Jeb aod eee ZT OOO WSO Reet se beeen tee er ao n.5,G 225 ,000 
+ AGB CRS eee eee 2OSe OUR MOleetee eels et tae crn ne vac 210,000 
«6. be tiie oe lee BLOF HOOOR GS Or terens ieee tae ares) 5 oe 255 ,000 
2 bb Obs Soe de eee ZOOROOOMIES Sree cca a tate tetrad a coe 275 ,000 
- 9 00 SSS Ee ee LO SMOOO FRSA rears tree ee tne ae ae 270 ,000 
es es Fo DATES (OOO |llesstoe Goa anata e ls ae cece ae 255 , 000 
_ 2 se See eee ee SOS OOO RSOR iN varias teeter te a nee 270,000 
Pn ee DAH ROOUB I ESieewa er tsa cee ies 195 ,000 
- pb Chee eee SOOROOOR ROS kee aan tee srl ae 125 ,000 
Pe eI es. eS hed ee PO ROOOM ESO eee erect eee nee 270,000 
re re ess POF OOO AO ORR ten satse ars Yaris Uae 225 ,000 
3 Soo e SOL a Eee PZSOROOO A Oe escapee are mere oe 200 , 000 
ca eoeieeeses a ae ZO SOOO RO Lites pire ry ctype crs coe 200 , 000 
Resell: SS ROO OM OS ie ea cnr nna ce cee. 220 , 000 
ie 6 5 ZR OM OOO RO Aetna ey rer eg cin hese cel 315,000 
905 bbe Soe ee QOS MOOO MMOD ee nies er cepetdnire case oy soars 210,000 
- Sb Uae See eer PSOROOOR IO Gerrits Serie atereree aah aay: 230 ,000 
1 oe ee 6 te eee SOMOOOE Oi posckane cee ats ete fetes 200 , 000 
es vec DOS OOO MEO Steen actuaries «ogc es 250 , 000 
PN eS ls POSNOOOMIOOReteee Be inti wees oie 270 ,000 
5 6 bo ket oh Se ei eee SOOM OOMRetner a me ree ee tetas. 350 , 000 
