http://www.soilassociation.org/Blogs/tabid/1244/Tag/119/rock-phosphate.aspx
Soil Association : Blogs

Latest blogs

Coping without rock phosphate

Rob Haward: Rock phosphate supplies globally will be exhausted inside the next 70 years according to Professor Carlo Leifert from Newcastle University. The application of rock phosphate in organic and non organic farming is needed for plant growth – encouraging root development and helping plants make DNA.

10 February 2011 | 12 Comments | Recommended by 6

Watch us on YouTubeFind us on flickr

Our bloggers