id author title date pages extension mime words sentence flesch summary cache txt crl-13004 Kreilkamp, Hermes D. The National Agricultural Library's Data Base: AGRICOLA 1977-07-01 6 .pdf application/pdf 3702 171 59 There seems to be a definite future for automatic indexing such as that used in AGRICOLA, although the ex- perience of CAIN users indicated the desirability of enriching certain key words with scientific or popular names which might suggest themselves for greater clarity. The rele- vance of hits retrieved from CAIN in Norway ran only 30 percent so that users, on the whole, felt dissatisfied.14 The University of California had CAIN SDI services in operation since January 1972 and has had CAIN on-line since October 1973. cache/crl-13004.pdf txt/crl-13004.txt