id	author	title	date	pages	extension	mime	words	sentence	flesch	summary	cache	txt
ssh-2392	Yuan, Keke	Influence of Soil Testing and Formula Fertilization Project on Agricultural Development and Urbanization Process	2022	12	.pdf	application/pdf	4840	219	51	Explanatory variables Policy implementation variable (dudt): This paper evaluates the implementation of soil testing and formula fertilization project from the perspectives of provinces and time. Fertility changes of soil tested with formula fertilization in Yancheng City from 2007 to 2017.	cache/ssh-2392.pdf	txt/ssh-2392.txt