THE CONTENTS OF SOME CHEMICAL COMPOUNDS OF LEAVES AND STEMS OF SOME HERBAL PLANTS (THYMY, ROSEMARY, SALVIA, MARJORAM AND HYBRID TEA ROSE) AT AL-GABAL AL-AKHDER REGION ,LIBYA . . EIJAS. 2020;6(3):6-10. doi:10.53555/eijas.v6i3.92