共 50 条
- [1] RACE DIFFERENTIATION IN PITYOGENES-CHALCOGRAPHUS L FORSTWISSENSCHAFTLICHES CENTRALBLATT, 1980, 99 (02): : 85 - 90
- [3] ON THE USE OF THE ATTRACTANT CHALCOPRAX ON PITYOGENES-CHALCOGRAPHUS L IN PHEROMONE TRAPS PAPERS FROM THE DEUTSCHEN-GESELLSCHAFT-FUR-ALLGEMEINE-UND-ANGEWANDTE-ENTOMOLOGIE, VOL 7, PTS 1-3: PROCEEDINGS OF THE ENTOMOLOGISTS MEETING, 1989, 7 : 157 - 160
- [4] EXPERIMENTAL BREEDING OF PITYOGENES-CHALCOGRAPHUS L IN DIFFERENT CONIFERS ZEITSCHRIFT FUR ANGEWANDTE ENTOMOLOGIE-JOURNAL OF APPLIED ENTOMOLOGY, 1983, 96 (03): : 228 - 232
- [5] STUDIES ON INTRASPECIFIC INCOMPATIBILITY IN PITYOGENES-CHALCOGRAPHUS L (COLEOPTERA-SCOLYTIDAE) ZEITSCHRIFT FUR ANGEWANDTE ENTOMOLOGIE-JOURNAL OF APPLIED ENTOMOLOGY, 1977, 83 (03): : 287 - 297
- [6] AVOIDANCE OF COMPETITION BY SPRUCE BARK BEETLES, IPS-TYPOGRAPHUS AND PITYOGENES-CHALCOGRAPHUS EXPERIENTIA, 1993, 49 (03): : 272 - 275
- [7] EFFECT OF PHOTOPERIOD AND TEMPERATURE ON DEVELOPMENT OF THE ENGRAVER BEETLE, PITYOGENES-CHALCOGRAPHUS L (COL, SCOLYTIDAE) FORSTWISSENSCHAFTLICHES CENTRALBLATT, 1979, 98 (02): : 87 - 91
- [8] RACE DIFFERENTIATION IN PITYOGENES-CHALCOGRAPHUS L (COL SCOLYTIDAE) .1. MORPHOLOGICAL CHARACTERS ZEITSCHRIFT FUR ANGEWANDTE ENTOMOLOGIE-JOURNAL OF APPLIED ENTOMOLOGY, 1978, 86 (04): : 392 - 402
- [9] MONITORING IPS-TYPOGRAPHUS AND PITYOGENES-CHALCOGRAPHUS (COL, SCOLYTIDAE) IN LOWER SAXONY AND SCHLESWIG-HOLSTEIN JOURNAL OF APPLIED ENTOMOLOGY-ZEITSCHRIFT FUR ANGEWANDTE ENTOMOLOGIE, 1992, 114 (01): : 98 - 102
- [10] INTRASPECIFIC DIFFERENTIATION IN GRADOLOGY AND ECOLOGY OF PITYOGENES-CHALCOGRAPHUS L (COL, SCOLYTIDAE) IN VIEW TO INTERPOPULAR CROSSING ANZEIGER FUR SCHADLINGSKUNDE PFLANZENSCHUTZ UMWELTSCHUTZ, 1986, 59 (07): : 131 - 135