Table 6. Comparison of two different resin collection practices on C. strictum. Values represent proportions. Numbers in parentheses represent the total number of trees.

Resin collection practice Chi Sq.
Incision Incision and Fire
Proportion of trees tapped 10–30 cm dbh 23% (14) 100% (3) P = 0.03
Incisions with signs of bark recovery after incision 41% (216) 20% (63) P < 0.001
Incisions with termite attack 11% (300) 17% (75) P < 0.001