11 pages matching petrochemical in this book
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Grower Practices Critical During the Transition
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ACRES USA agriculture allelopathic amino acids animals Antech Appendix Asn+Glu bacteria biological activity Black Salsify breakdown Butte Potato carbon carcinogen carrots cation cells cellular Certified Organic chemical Chlordane chlorinated hydrocarbons chlorinated pesticides compounds contamination crop history cycles degradation detect detoxification Dieldrin disease diversity enzymes feed fertilizers field foliar foods fruits fungi fungicides GABA green manure growing growth herbicides human insect insecticides interactions Kapuler Kindom laboratory land lettuce levels living soil metabolism microbial microherd million minerals molecules mutagen natural nitrogen nutrients nutritional Oregon Tilth organic certification ORGANIC FARMS organic growers organic matter organophosphate P.O. Box persistence pesticide residues pesticides pests petrochemical phosphate plants practices primary processors Profile proteins roots sample seeds soluble specific spray sugars sulfur synthetic tomatoes Toxaphene toxic Transitional and Organic TRANSITIONAL growers vegetables weeds