Controlled release fertilizer
Revision as of 14:32, 7 June 2007 by Kdanneberger (talk | contribs)
1. A product specifically engineered to release nutrients into the soil over a designated period of time.
Fertilizer bag
Source: http://www.sungro.com/products_displayProBrand.php?brand_id=6
Fertilizer granules
Source: http://www.dsm.com