Sample sizes required to estimate defoliation of spruce and balsam fir caused by spruce budworm accurately

Northern Journal of Applied Forestry

Volumn 15, Issue 3, 1998, Pages 135-140

  MacLean, David A ^a   MacKinnon, Wayne E ^a  

^a LAURENTIAN FORESTRY CENTRE   (Canada)

Author keywords

[No Author keywords available]

Indexed keywords

EID: 0142064299     PISSN: 07426348     EISSN: None     Source Type: Journal    
DOI: 10.1093/njaf/15.3.135     Document Type: Article

References (25)

1. CARTER, N.E., AND D.R. LAVIGNE. 1993. Protection spraying against spruce budworm in New Brunswick 1992. New Brunswick Dep. Natur. Resour. and Energy, Fredericton, NB, Canada.
2. DORAIS, L., AND E.G. KETTELA (EDS.). 1982. A review of entomological survey and assessment techniques used in regional spruce budworm, Choristoneura fumiferana (Clem.), surveys and in the assessment of operational spray programs. Rep. Comm. for Standardization of Survey and Assessment Techniques. Eastern Spruce Budworm Counc., Quebec Dep. Energy and Resour., Quebec.
3. FETTES, J.J. 1950. Investigations of sampling techniques for population studies of the spruce budworm on balsam fir in Ontario. Can. Dep. Agric., For. Insect Lab., Sault Ste. Marie, Ont. Ann. Tech. Rep. 4. P. 163-401.
4. GORDON, A.G. 1976. The taxonomy and genetics of Picea rubens and its relationship to Picea mariana. Can. J. Bot. 54:781-813.
5. MACLEAN, D.A. 1996. The role of a stand dynamics model in the spruce budworm decision support system. Can. J. For. Res. 26:1731-1741.
6. MACLEAN, D.A., AND T.A. ERDLE. 1986. Development of relationships between spruce budworm defoliation and forest stand increment in New Brunswick. P. 106-115 in Environmental influences on tree and stand increment, Solomon, D.S., and T.B. Brann (eds.). Maine Agric. Exp. Sta., Misc. Publ. 691. Univ. Maine, Orono, ME.
7. MACLEAN, D.A., AND R.G. LIDSTONE. 1982. Defoliation by spruce budworm: Estimation by ocular and shoot-count methods and variability among branches, trees, and stands. Can. J. For. Res. 12:582-594.
8. MACLEAN, D.A., AND W.E. MACKINNON. 1996. Accuracy of aerial sketch-mapping estimates of spruce budworm defoliation in New Brunswick. Can. J. For. Res. 26:2099-2108.
9. MACLEAN, D.A., AND M.G. MORGAN: 1981. The use of phyllotaxis in estimating defoliation of individual balsam fir shoots. Can. For. Serv. Res. Notes 1:12-14.
10. MACLEAN, D.A., AND D.P. OSTAFF. 1989. Patterns of balsam fir mortality caused by an uncontrolled spruce budworm outbreak. Can. J. For. Res. 19:1087-1095.
11. MACLEAN, D.A., AND H. PIENE. 1995. Spatial and temporal patterns of balsam fir mortality in spaced and unspaced stands caused by spruce budworm defoliation. Can. J. For. Res. 25:902-911.
12. MILLER, C.A. 1963. The spruce budworm. P. 12-19 in The dynamics of epidemic spruce budworm populations, Morris, R.F. (ed.). Mem. Entomol. Soc. Can. 31.
13. MONTGOMERY, B.A., J.A. WITTER, G.A. SIMMONS, AND R.G. ROGAN. 1982. The spruce budworm manual for the Lake States. Michigan Coop. For. Pest Manage. Prog., Tech. Manual 82-6. Univ. Michigan, East Lansing.
14. MORRIS, R.F. 1955. The development of sampling techniques for forest insect defoliators, with particular reference to the spruce budworm. Can. J. Zool. 33:225-294.
15. OSTAFF, D.P., AND D.A. MACLEAN. 1995. Patterns of balsam fir foliar production and growth in relation to defoliation by spruce budworm. Can. J. For. Res. 25:1128-1136.
16. PIENE, H. 1980. Effects of insect defoliation on growth and foliar nutrients of young balsam fir. For. Sci. 26:665-673.
17. PIENE, H. 1989. Spruce budworm defoliation and growth loss in young balsam fir: Defoliation in spaced and unspaced stands and individual tree survival. Can. J. For. Res. 19:1211-1217.
18. PIENE, H. 1991. The sensitivity of young white spruce to spruce budworm defoliation. North. J. Appl. For. 8:168-171.
19. PIENE, H. 1996. Changes in spruce budworm defoliation with crown level. Can. Ent. 128:1109-1113.
20. PIENE, H., D.A. MACLEAN, AND R.E. WALL. 1981. Effects of spruce budworm-caused defoliation on the growth of balsam fir: Experimental design and methodology. Can. For. Serv. Inf. Rep. M-X-128.
21. SANDERS, C.J. (COMP.). 1980. A summary of current techniques used for sampling spruce budworm populations and estimating defoliation in eastern Canada. Can. For. Serv. Inf. Rep. O-X-306.
22. SU, Q., D.A. MACLEAN, AND T.D. NEEDHAM. 1996. The influence of hardwood content on balsam fir defoliation by spruce budworm. Can. J. For. Res. 26:1620-1628.
23. VANGUARD FOREST MANAGEMENT SERVICES LTD. 1993. Calibration of STAMAN model for defoliation impacts. P. C1-C18 in Forest protection planning to sustain long-term wood supplies. Contract Rep. to Can. For. Serv.-Maritimes Region, Fredericton, N.B., Canada. (Copies available on request from D.A. MacLean.)
24. VOLNEY, W.J.A. 1992. The distribution and estimation of jack pine budworm defoliation. Can. J. For. Res. 22:1079-1088.
25. ZAR, J.H. 1984. Biostatistical analysis. Ed. 2. Prentice-Hall, Englewood Cliffs, NJ. 718 p.