Effects of temperature and host developmental stage on Ascosphaera torchioi Youssef and McManus prevalence in Osmia lignaria propinqua Cresson (Hymenoptera: Megachilidae) R. Rust and P. TorchioApidologie, 23 1 (1992) 1-9DOI: https://doi.org/10.1051/apido:19920101
