نتایج جستجو برای: immature stages

تعداد نتایج: 208735  

Journal: :Anais da Academia Brasileira de Ciencias 2012
Leiliane S Silva Jussara M Martinelli-Lemos Maria Auxiliadora P Ferreira Rossineide M Rocha

The development stages of male and female gonads in the freshwater crab Sylviocarcinus pictus (H. Milne Eduards, 1853) were described through macroscopic and microscopic (histology) examinations. The histological description was based on 40 specimens (20 each sex). Four gonadal development stages were found for females: immature, ripening, mature and spawned. The following female cells were fou...

Journal: :Revista de saude publica 2002
Daniéla Cristina Calado Mário Antônio Navarro da Silva

OBJECTIVE To verify the temperature's influence on the Aedes albopictus development stages under laboratory conditions. METHODS The development period of eggs, larvae and pupas were assessed at constant temperatures, 15 degrees C, 20 degrees C, 25 degrees C and 30 degrees C, inside acclimatized chambers with 70-85% of relative humidity, and LD 12:12 h. The effect of the four constant temperat...

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