id	author	title	date	pages	extension	mime	words	sentence	flesch	summary	cache	txt
afs-5810	BÄCKMAN, S.; LANSINK, A.	Crop and soil specific N and P efficiency and productivity in Finland	2005	13	.pdf	application/pdf	6407	300	59	I E N C E Appendix 1 276 Crop and soil specific N and P efficiency andproductivity in Finland Introduction Measurement of soil specificmineral efficiency Soil specific mineral efficiency Empirical model Data and estimation Results Discussion Conclusions References Appendix 1 Soil specific efficiency for Nitro- gen and Phosphorous (ES) are consistent with equation (2).	cache/afs-5810.pdf	txt/afs-5810.txt