00398nam a2200097Ia 4500008004100000100001300041245010700054260010800161700001400269700001700283220216s9999    xx            000 0 und d  aMathew M 2aA Study on weed control by herbicides and manual means on planting strips in a young rubber plantation  bPlacrosym VI, Proceedings of the sixth symposium on Plantation crops, 1984, Kottayam, pp. 227-233c1984  aPotty S N  aPunnoose K I