Visionneuse

Date_TXT

New York : Academic press , 1967

Cote

577.5 CRA/T4

Auteur

Macfadyen, A

Sujet

Crustacés ; Oiseaux ; Mammifères ; Amphibiens ; Ecologie

Type de document

Livre

Description :

This book, based on 45 exercises suitable for town Ana Couniry Ana all seasons, provides a quantitative introduction to a wide range of ecological concepts relating to Man as well as other animals, using invertebrates as experimental material because they are common and manageable. It includes sample results and analyses to show the appropriate ways of collecting, tabulating and analyzing data, using no more than ordinary school mathematics. Pictorial keys are giver to all the relevant animals in the British Isles and full references to similar keys for N. America.