Design and evaluation of a terrestrial model ecosystem for evaluation substitute pesticide chemicals /

Mode of access: Internet.

A two compartmental model of the respiratory system /

"UIUCDCS-R-73-616"

Ecological systems approaches to aerobiology, II : development, demonstration and evaluation of models : proceedings of workshop/conference II, National Center for Atmospheric Research, Boulder, Colorado, 12-14 July 1972 /

At head of title: International Biological Program, United States National Committee, Aerobiology Program.