id	author	title	date	pages	extension	mime	words	sentence	flesch	summary	cache	txt
ffhd-1123	Daryadar, Mahsa; Alexanyan, Juletta; Mayrapetyan, Stepan; Mayrapetyan, Khachatur; Tovmasyan, Anahit; Tadevosyan, Anna	Estimating peppermint essential oil levels: water-stream and classical hydroponic systems	2023		.htm	text/html	832	33	41	The chemical content of essential oil is quite complex. The content of essential oil in flowers is 4-6%; in leaves – 2.4-2.8%, and in stems 0.3%.	cache/ffhd-1123.htm	txt/ffhd-1123.txt