Gardening on Rooftops: The Last Agricultural Frontier
By Martin Price, Ph. D.
![](http://assets.echocommunity.org/book/2a1588cd-a513-4826-9d9d-c91e9c5503a0/gardening-on-rooftops-the-last-agricultural-frontier_thumbnail.jpg?w=400)
Low cost, low technology, lightweight methods to produce food on rooftops and other locations above the ground.
Maelezo ya Uchapishaji
- Limechapishwa: 2008
- Mchapishaji: ECHO Inc.