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	1.	[Effects of combined application of pig manure with urea on grain yield and nitrogen utilization efficiency in rice-wheat rotation system]. [electronic resource] by Liang, Jing Yue Wang, Chang Quan Li, Bing Long, Si Fan Chen, Lan Producer: 20190712 In: Ying yong sheng tai xue bao = The journal of applied ecology vol. 30 Online resources: Available from publisher's website Availability: No items available. Save to lists Add to cart (remove)
	2.	[Effects of controlled release blend bulk urea on soil nitrogen and soil enzyme activity in wheat and rice fields]. [electronic resource] by Zhang, Jing Sheng Wang, Chang Quan Li, Bing Liang, Jing Yue He, Jie Xiang, Hao Yin, Bin Luo, Jing 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)

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