نتایج جستجو برای: vertisols
تعداد نتایج: 281 فیلتر نتایج به سال:
Under cropping systems, microbial biomass plays a major role in nutrient and energy flow of soil. Similarly, urease dehydrogenase activities are essential for nitrogen cycle determining biological index soils, respectively. However, their information is minimal at systems this region. Therefore, surface soil (00-15 cm) samples were collected after 8 years from rice-rice, rice-maize, cotton turm...
Sand flies belonging to the genus Sergentomyia Franca & Parrot, 1920, are hematophagous insects feeding mostly on reptiles and birds, but some species feed also on mammals including humans. Sergentomyia spp. frequently comprise the vast majority of sand flies trapped along with Phlebotomus spp., the vectors of mammalian leishmaniasis. Within the framework of a project on the ecology and transmi...
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