 PDF(295 KB)
						
							PDF(295 KB) 
						
						
					 
			Why is it difficult for nitrate to be reduced in the petiole of spinach?
,,
 PDF(295 KB)
						
							PDF(295 KB) 
						
						
					 PDF(295 KB)
						
							PDF(295 KB) 
						
						
					Why is it difficult for nitrate to be reduced in the petiole of spinach?
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