MITCHELL And that would be mnie available, VOICEs Thatte right, MITCRELLs That vould be the type of informtion viich we wuld hard to reduce the factcr of availability, EISENBWD ¢ I have sone different soils taken in different parts of the country sheovs that the exchangeable oaloiua varies over about two ordera’ of magnitude. These unite are in silli-equivalects per gram 28 to about 38, As far as I know this strontius thing is just a general averages. Do you have any ccament Mr. Theis? I don't know a thing about chealstry,. The available calolim varies very widely ani I had to bea my guy over the head before he sven wuld give me any kind of a figure, ani he just said a theusan’ seesed reasc for tep ecil, but 1% certainly could be off in the order wagnitade in either direction, VOICE: Could ve obtain variable informtion if ve were to do amalyses of fertiliser fron sevege disposal plant such as Milwaukee plant preducing milorganite? 1/24