@book{53656,
	author = {Mathew M and Potty S N},
	title = {A Study on weed control by herbicides and manual means on planting strips in a young rubber plantation},
	publisher = {Placrosym VI, Proceedings of the sixth symposium on Plantation crops, 1984, Kottayam, pp. 227-233},
	year = {1984}
}