@article {4525,
	title = {The gummosis of black wattle: a complex of disease},
	number = {Report 1967-68},
	year = {1968},
	pages = {40-43},
	institution = {Wattle Research Institute },
	address = {Pietermaritzburg, South Africa},
	author = {Zeijlemaker, F. C. J.}
}
