id	author	title	date	pages	extension	mime	words	sentence	flesch	summary	cache	txt
afs-72279	Pietilä, Leena; Jokela, Paula	Cultivation of minor tuber crops in Peru and Bolivia 	1988	6	.pdf	application/pdf	2666	206	71	In ulluco fields, like in any other field, the peasants work with hoes (e.g. chaquitaclla) and ploughs drawn by men or animals as was done hundreds of years ago. So, the characteristics of ulluco fields are valid for po- tato and cereal fields, too.	cache/afs-72279.pdf	txt/afs-72279.txt