TY - BOOK AU - Leather,S R AU - Bale,J S AU - Walters,K F A TI - Ecology of insect overwintering SN - 0 521 41758 9 U1 - 595.7 PY - 0000/// CY - Cambridge PB - Cambridge University Press KW - costs and benefits of overwintering KW - Winter diapause ER -