Media type: E-Article Title: Potassium uptake efficiency of two pear cultivars and leaf concentration at deficiency symptoms appears Contributor: Dbara, Soumaya; Melaouhi, Amira; Mars, Messaoud; Ben Mimoun, Mehdi Published: Informa UK Limited, 2019 Published in: Journal of Plant Nutrition, 42 (2019) 14, Seite 1660-1667 Language: English DOI: 10.1080/01904167.2019.1628977 ISSN: 0190-4167; 1532-4087 Origination: Footnote: