Cryptic species complex
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Anastrepha fraterculus is recognized as a quarantine pest in several American countries. This fruit fly species is native to the American continent and distributed throughout tropical and subtropical regions. It has been reported as a complex of cryptic species, and at least eight morphotypes have been described.
10p vihagrid 30-01-2023 7 3 Download
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The causes and consequences of genome size variation across Eukaryotes, which spans five orders of magnitude, have been hotly debated since before the advent of genome sequencing. Previous studies have mostly examined variation among larger taxonomic units (e.g., orders, or genera), while comparisons among closely related species are rare.
12p visilicon2711 20-08-2021 12 2 Download
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Whiteflies (Bemisia tabaci) are phloem sap-sucking pests that because of their broad host range and ability to transmit viruses damage crop plants worldwide. B. tabaci are now known to be a complex of cryptic species that differ from each other in many characteristics such as mode of interaction with viruses, invasiveness, and resistance to insecticides.
13p visilicon2711 20-08-2021 11 1 Download
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In Mozambique, Pathfinder is going beyond traditional maternal and child health to ensure the survival of children into adulthood. In addition to their traditional role distributing family planning information and products, CHWs have begun distributing water-purification solution and insecticide-treated bed nets for malaria prevention to pregnant women and mothers of children under five. They are promoting exclusive breast-feeding to the age of six-months, iron and folate supplements for pregnant women, growth monitoring, deworming, and proper nutrition.
14p le_minh_nha 25-12-2012 63 3 Download