Crop Rotation - give it a go http://www.woollygreen.com/2014/02/07/vegetable-gardening-crop-rotation/
Vegetable Crop Rotation - reviews and photos.
Crop Rotation Chart Anna Langbein blog
A Guide to Permaculture: Crop Rotation
For healthy soil use this 4 year crop rotation plan by vegetable families | PreparednessMama
Another crop rotation plan. I'm developing a collection of them.
Crop rotation doesn't have to be a headache. With this simple rotation schedule you'll have fertile soil and beautiful vegetables every year with less work!
Vegetable Gardening Crop Families
Rotating your garden beds between various crops is a key step to prevent pests and disease. Growing...
Crop rotation plan