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	1.	Relationship of crop yield and soil organic carbon and nitrogen under long term fertilization in black loessial soil region on the Loess Plateau in China. [electronic resource] by E, Sheng Zhe Ding, Ning Ping Li, Li Li Yuan, Jin Hua Che, Zong Xian Zhou, Hai Yan Shang, Lai Gui Producer: 20190219 In: Ying yong sheng tai xue bao = The journal of applied ecology vol. 29 Online resources: Available from publisher's website Availability: No items available. Save to lists Add to cart (remove)
	2.	[Soil Olsen-P content changing trend and its relationship with phosphorus surplus and crop yield under long-term fertilization in loessial soil region on the Loess Plateau, China]. [electronic resource] by E, Sheng Zhe Yang, Zhi Qi Zeng, Xi Bai Wang, Ya Nan Luo, Zhao Xia Yuan, Jin Hua Che, Zong Xian Producer: 20180622 In: Ying yong sheng tai xue bao = The journal of applied ecology vol. 28 Online resources: Available from publisher's website Availability: No items available. Save to lists Add to cart (remove)
	3.	[Effects of long-term fertilization on nitrogen fertilizer use efficiency in loessial soil region on the Loess Plateau, Northwest China]. [electronic resource] by E, Sheng Zhe Yang, Zhi Qi Zeng, Xi Bai Wang, Ya Nan Luo, Zhao Xia Yuan, Jin Hua Che, Zong Xian Guo, Yong Jie Producer: 20180615 In: Ying yong sheng tai xue bao = The journal of applied ecology vol. 28 Online resources: Available from publisher's website Availability: No items available. Save to lists Add to cart (remove)