Choose an application

• Reference Manager
• EndNote
• RefWorks (Direct export to RefWorks)

This is a guide to the practical study of the sources in wild nature of our living. It contains a series of study outlines for the entire year, and deals with both the plants and animals of the farm-the things that men have chosen to deal with as a means of livelihood and of personal satisfaction in all ages.

Natural history --- Agriculture. --- SCIENCE / Natural History. --- Forests and forestry --- Nature study --- Outdoor education --- Outdoor life --- Science --- Study and teaching