National Organic Program www.ams.usda.gov/nosb/cropcommRMR/recommendations/greenhouse.html
Organic Materials Review Institute http://www.omri.org
Organic Greenhouse Vegetable Production Horticulture Systems Guide www.attra.org/attra-pub/ghveg.html
Evaluation of Organic Nutrient Sources for Basil (.pdf file)
Last modified April 25, 2006 2:21 PM