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˲Ѳ ˲˲ֲ : IJ, 2008. . 112 630.453 . . ̪1, . . ˪ʲ2 * ̲ ʲ ʲ ...

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1. . . (Diprion pini L.) // . - . , 2008. . 182. . 88 96.

2. . ., ̺ . . (Diprion pini L.) // : . . : , 2004. . 6. . 76 81.

3. ̺ . . i i i ii ii // 㳿 ..1(7). : , 2000. .119124.

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Meshkova V. L.1, Kolenkina M. S.2

DYNAMICS OF PINE SAWFLIES FOCI AREA IN THE STANDS OF LUGANSK REGION

1. Ukrainian Research Institute of Forestrey & Forest Melioration named after G. M. Vysotsky (URIFFM)

2. Lugansk Forest Research Station of URIFFM In 1974 2006, in Lugansk region 4 outbreaks of Diprion pini L. and 5 outbreaks of Neodiprion sertifer Geoffr.

were registered. The years of beginning and collapse of outbreaks are different in the forests of different forestries and forest enterprises. Outbreaks of the both sawflies developed synchronously in 1996 1998 and 2002 2006. Intensity and duration of N. sertifer outbreaks increased comparing with outbreaks of 70-th and 80-th.

K e y w o r d s : Diprion pini L., Neodiprion sertifer Geoffr., outbreaks of insect mass propagation.

. .1, . .2



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