Periodic tapping system: Sime Darbys experience - Chew J S; Chong K; Gan L T; Ho C Y; Sivakumaran S; Tasi Ahmad Zarin Mat; Tiong M D (In: Ensuring sustainability and competitiveness of the NR industry: Proceedings of the RRIM Rubber Growers Conference, Kuala Lumpur, 1995; p145-173)
Keywords: Periodic tapping