Isolated bacterial strain of the genus
A species of Burkholderia sp with no known pathogenicity to vertebrates but with pesticidal activity (e.g., plants, insects, fungi, weeds and nematodes) is provided. Also provided are natural products derived from a culture of said species and methods of controlling pests using said natural products.
1. A method for inhibiting Botrytis cinerea and/or Phytophthora sp. growth in a plant, plant part, or substrate used to grow said plant, the method comprising:
applying to said plant, plant part, or substrate used to grow said plant, an effective amount of a fermented composition comprising whole cell broth collected from Burkholderia A396 (NRRL Accession No. B-50319) fermentation, wherein said fermented composition comprises FR 901228 to inhibit said Botrytis cinerea and/or Phytophthora sp. growth.
2. The method of claim 1 , wherein said composition further comprises a carrier, diluent, surfactant, and/or adjuvant.
3. The method of claim 1 , further comprising applying a second fungicidal agent substance.
4. The method of claim 3 , wherein said second fungicidal agent comprises paraffinic oil, tea tree oil, lemongrass oil, clove oil, cinnamon oil, citrus oil, and/or rosemary oil.
5. The method of claim 3 , wherein said second fungicidal agent comprises benzimidazole, demethylation inhibitor, morpholine, hydroxyprimidine, anilinopyrimidine, phosphorothilolate, quinone outside inhibitor, quinoline, dicarboximide, carboxamide, phenylamide, anilinopyrimidine, phenylpyrrole, aromatic hydrocarbon, cinnamic acid, hydroxyanilide, antibiotic, polyoxin, acylamine, phthalimide, and/or benzenoid.
6. The method of claim 3 , wherein said second fungicidal agent substance is applied in rotation.