Jasmonic acid (JA ) and its methyl ester (JA -Me) are the most well-known representative of the new regulators of growth and development of plants called jasmonides . The presence of these compounds found in the seeds of many plant species , most of jasmonates identification was carried out in the seeds of plants belonging to the family Leguminosae . The content of these compounds in the seeds is 10 ? 100 ng goose 1 fresh weight.