Hyalomma scupense (Acari, Ixodidae) in northeast Tunisia: seasonal population dynamics of nymphs and adults on field cattleMohamed Gharbi, Mohamed Ettaïeb Hayouni, Limam Sassi, Walid Dridi and Mohamed Aziz DarghouthParasite, 20 (2013) 12DOI: https://doi.org/10.1051/parasite/2013012