method for increasing the growth and / or yield of a leguminous plant other than soybean

摘要

methods of enhancing plant growth are disclosed which comprises treating the seed at least one month prior to planting with effective amount of a plant signal molecule, wherein at harvest the plant exhibits at least one of increased plant growth measured at bushels / acre, increased root number, increased root length, increased root mass, increased root volume, and increased leaf area, compared to plants harvested from untreated seed, or compared to plants harvested from from the seed treated with the signal molecule just before or within a week or less of planting.