id	author	title	date	pages	extension	mime	words	sentence	flesch	summary	cache	txt
afs-5958	Mikkola, Hannu J.; Ahokas, Jukka	Energy ratios in Finnish agricultural production	2009	15	.pdf	application/pdf	9107	515	65	Energy ratio can be expressed as ER = Eo / Ei, where ER is energy ratio, Eo is energy output and Ei is energy input. The objective of this study was to assess energy ratios and net energy in plant production and energy ratios in animal production in Finland.	cache/afs-5958.pdf	txt/afs-5958.txt