Carlson, Lester W. Filling the gaps : review of the Eastern Ontario Model Forest science program / Prepared by Lester W. Carlson. -- Kemptville : Eastern Ontario Model Forest, 1996. -- ii, 38 s. : príl. ; 28 cm. -- (Information report ; No. 23). -- ISBN 1-896392-33-4 (brož.) : .00

630+630(083.94)+630*945.4
ZV001