Search results with tag "Commercial fertilizers"
Comparisons of Manure, Compost, and Commercial Fertilizers
landresources.montana.eduCommercial Fertilizers Advantages • Precise amount of N, P, K • Available in a range of nutrient levels (especially when blended) to provide the producer what is needed for the crop • Uniform material for ease of transport and application • Known properties of the material with predictable effect on crops • Widely available
3. Micronutrients - Clemson University
www.clemson.eduList of Iron-containing Commercial Fertilizers: Source Formula Water Solubility %Fe Ferrous ammonium phosphate Fe(NH 4)PO 4.H 2O Soluble 29 Ferrous ammonium sulfate NH 4SO 4.FeSO 4.6H 2O 14 Iron chelates NaFeEDTA NaFeHPDTA NaFeEDDHA NaFeDTPA FeHEDTA FeEDDHA Soluble Soluble Soluble Soluble Soluble Soluble 5 – 11 5 – 9 6 10 5 – 9 6
Guide for Organic Crop Producers
www.ams.usda.govfarming made little or no use of soluble commercial fertilizers or pesticides, in part because the health of the soil rendered them unnecessary. The 1960s and 1970s brought more visibility to organic farming in the United States, as public concern over pesticide use increased. In the minds of consumers, the non-use