补施氮肥对秸秆覆盖条件下旱作冬小麦光合特性及产量形成的影响
	 
	
	
		杨超, 付鑫, 刘文清, 王俊
	
	
	
		Effects of nitrogen topdressing on photosynthesis and yield formation of winter wheat under straw mulching.
	
	
		YANG Chao, FU Xin, LIU Wen-qing, WANG Jun
	
	
	
	生态学杂志
	. 
	
	2021, (4): 1012
	
	-1020
	
	
	. 
	
	DOI: 10.13292/j.1000-4890.202104.032