Pesticidal plant extract containing loline derivatives

摘要

This invention relates to a pesticidal compositions containing at least one pyrrolizidine alkaloid compound derived from a plant and endophyte combination, and applying the pesticidal compositions to another plant without pesticidal protection, where upon application of the composition, the plant confers pest protection. The pyrrolizidine alkaloid compound is of Formula (I) wherein: R═H or CH3 and R′═H, CH3, CHO, COCH3.;

主权项

1. A method of conferring pest protection to at least a first plant or part thereof in need thereof comprising:
(a) extracting a second plant, or part thereof, that has been inoculated with at least one endophyte by grinding the second plant or part thereof, mixing the ground second plant or part thereof with water only to provide a water extract of the second plant or part thereof and filtering the water extract of the second plant or part thereof to obtain a pesticidal composition, wherein said pesticidal composition comprises at least one pyrrolizidine alkaloid compound, wherein said second plant or part thereof is a meadow fescue species grass, and wherein the second plant or plant part is selected from the group consisting of: the entire plant, seeds, roots, leaves, flowers, stems, pseudo-stems and combinations thereof; and, (b) applying an effective amount of the pesticidal composition to the first plant or part thereof, wherein applying the pesticidal composition confers insect pest protection to the first plant or part thereof.