id	author	title	date	pages	extension	mime	words	sentence	flesch	summary	cache	txt
afs-6832	Iho, Antti; Laukkanen, Marita	Gypsum amendment as a means to reduce agricultural phosphorus loading: an economic appraisal	2012	18	.pdf	application/pdf	14707	674	58	In addition to its biophysi- cal effects, its impact on farm profits and interaction with another key phosphorus load reduction measure – the adjustment of fertilizer application and, gradually, soil phosphorus levels to crop need – should be accounted for when assessing economic feasibility. Hence, these loads can be mitigated by depleting soil phosphorus levels; the process may, however, come at the expense of crop yields and farm income and take decades if initial soil phosphorus levels are high.	cache/afs-6832.pdf	txt/afs-6832.txt