 PDF(755 KB)
						
							PDF(755 KB) 
						
						
					 
			 PDF(755 KB)
						
							PDF(755 KB) 
						
						
					 PDF(755 KB)
						
							PDF(755 KB) 
						
						
					基于农作物需求的中国化肥资源供求平衡研究(Ⅰ)
Demand and Supply Balance of Fertilizer Resources in China Based on Agricultural Crop Demand (Ⅰ)
| {{custom_ref.label}} | {{custom_citation.content}} 
											{{custom_citation.annotation}}
										 | 
/
| 〈 |  | 〉 |