摘要 |
FIELD: agriculture. ^ SUBSTANCE: biologically active additive is offered which contains xanthophylls, namely lutein diester, received from marigold flowers, and zeaxanthin diester, received from ground cherry calyxes, in ratio (4-5):1. It is offered method of supplement feed reception including drying of vegetative raw materials without access of direct sunlight to air-dry condition, crushing, definition by spectrophotometric method of corresponding diester content, mixing of milled marigold flower petals and milled decorative ground cherry calyxes so that ratio of lutein diester content to zeaxanthin diester content makes (4-5):1. ^ EFFECT: received supplement feed is balanced on ratio of lutein and zeaxanthin. |