@inbook {2007,
	title = {Zinc Phytotoxicity},
	booktitle = {In A. D. Robson Proceedings of the International Symposium on Zinc in Soil and Plants},
	year = {1993},
	pages = {135-150},
	publisher = {Kluwer},
	organization = {Kluwer},
	address = {University of Western Australia},
	author = {Chaney, R. L}
}
