Collection: Tech Book

This national survey of around 11,300 young people, aged 11-24 identifies the key issues of concern to young people, what they value, who they turn to for advice and support and how involved they are in their community.

Full-colour side-by-side photos of weeds and native plants that look similar.

This is an identification guide to the native plants of teh Greter Sydney district, an area which extends from Newcastle to Nowra and west to the Great Dividing Range. It contains colour photographs and descriptions of about 1500 species.

Since the 1983 edition, there has been a great deal of taxonomic work resulting in major revision of several groups and the naming of many new species; extensive field work has also been done on the ecology and distribution of numerous species. Because of the complex nature of the changes, it is ...

Outlines universal ecological principles in an Australian context.