1. Seasonal variation in cold hardiness of the adult beech leaf mining weevil Rhynchaenus fagi L.;Bale;Cryoletters,1980
2. Seasonal distribution and migratory behaviour of the beech leaf mining weevil Rhynchaenus fagi L.;Bale;Ecol. Ent.,1981
3. The nature of cold acclimatisation in the beech leaf mining weevil Rhynchaenus fagi L.;Bale;Cryoletters,1981
4. An automatic thermoelectric cooling method and computer-based recording system for supercooling point studies on small invertebrates;Bale;Cryobiology,1984
5. Effect of low temperature on the survival of the peach-potato aphid Myzus persicae;Bale,1987