id	author	title	date	pages	extension	mime	words	sentence	flesch	summary	cache	txt
ahs-3043	Iwase, J.; Sato, Y.; Comparini, Diego; Masi, Elisa; Mancuso, Stefano; Kawano, Tomonori	Non-invasive acoustic sensing of tuberous roots of sweet potato (Ipomoea batatas) growing belowground	2015	5	.pdf	application/pdf	3270	167	58	In order to introduce such root veg- etables in “plant factories”, it is necessary to monitor the belowground properties and processes where plant roots take place, mainly spatial occupation by the growing root system and changes in water, salts, and other elements that can influence productivity and functioning of the soil ecosystem. (2012 a, b) who suggested that the growing tips of plant roots could be attracted by acoustic signals with specific spectra raging between 200 and 400 Hz, if plant roots were continuously exposed to the sound stimulus.	cache/ahs-3043.pdf	txt/ahs-3043.txt