Chemical test kits for protein detection for agriculture, horticulture or environmental applications; immunoassay and nucleic acid tests and testing kits consisting primarily of premixed reactants and reagents for testing seeds, grains, crops, water and soil, all not for medical use, for agricultural, horticultural and environmental applications; assays for testing food other than for medical or veterinary use; protein detection kits comprised of reagents, buffers and vessels for agriculture, horticulture or environmental applications.