Web Links
National Standard for Organic and Bio-Dynamic Produce
Australian Certified Organic standard
Seed Savers Foundation
Weeds in Australia
Beneficial Insects
Plantwise: – This site includes a very useful diagnostic field guide for pests and plant nutrient deficiencies.
References
This is a selection of currently available (mostly) Australian publications that are very useful and up to date resources:

Bennett, Peter; Organic Gardening (7th ed.) ISBN 1 87706 910 9

McFarlane, Annette; Organic Vegetable Growing ISBN 0 73332 525 4

Lowenfels, J and Lewis, W; Teaming with Microbes: The Organic Gardener’s Guide to the Soil Food Web (2010 Ed.) ISBN-13: 978 1 60469 113 9

Fanton, Michel & Jude; The Seed Savers’ Handbook (1993) ISBN 0 646 10226 5

Marshall, Tim; Composting ISBN 0 7333 2416 1

Houbein, Lolo; One Magic Square ISBN 1 86254 764 3

Cloyd R.A, Nixon P.L, Pataky N.R; IPM for Gardeners: A guide to Integrated Pest Management (2004) ISBN-13: 978 1 60469 061 3

Woodrow, Linda; The Permaculture Home Garden (2007) ISBN 978 0 670 86599 4