here. - Ministry of Forests, Lands and Natural Resource Operations

Table 1. Summary of all 2012 spray programs in southern B.C. The table is separated
by target insect (western spruce budworm, western hemlock looper, and two-year cycle
budworm) and lists by Region the area sprayed with B.t.k., volume of B.t.k. applied,
number of spray blocks, number of staging sites, and number of days required to complete
each spray program.
Thompson Kootenay Cariboo Total
Okanagan Boundary
Western Spruce Budworm
Hectares sprayed 54,337 13,678 47,998 116,013
Litres B.t.k. applied 130,408 32,827 115,195 278,430
Number of. blocks 38 9 29 76
Number of staging sites 15 5 2 22
Number of days to complete
Western Hemlock Looper
6 4 11 21
Hectares sprayed 4,014 7,967 11,981
Litres B.t.k. applied 9,634 19,122 28,755
Number of blocks 7 21 28
Number of staging sites 4 5 9
Number of days to complete
Two-Year Cycle Budworm
1 2 3
Hectares sprayed 890 890
Litres B.t.k. applied 2,136 2,136
Number of blocks 3 3
Number of staging sites 2 2
Number of days to complete 1 1
Total hectares sprayed 128,888
Total litres B.t.k. 309,321
Figure 1. Area sprayed with B.t.k. for western spruce budworm from 2001 to 2012 in the Cariboo,
Thompson Okanagan and Kootenay Boundary Regions.
Ministry of Forests, Lands and Natural Resource Operations, Kamloops, B.C.
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