نتایج جستجو برای: host reservior
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the ovipositiomil behaviour and success of anagyrus pseudococci (girault), an encyrtid endoparasitoid of mealybugs, planococcus citri (risso) and pseudococcus affinis (mask.) were studied in the laboratory. behavioural sequences during oviposition starting from the searching for the host to the post-oviposition activities were described. once encountered, the mealybug host was examined and ...
Gazestan deposit is located about 185 km of Yazd, in the Bafgh – Posht e Badam Metallogenic belt, consists of Infracambrian carbonate, shale, tuff, sandstone and volcanic rocks. Acid to basic green rocks (rhyolite, dacite and basalt) are host for iron and phosphate mineralization. The alteration process is more intence in the volcanic rocks including, actinolite, chloritization, silicification ...
Tourmaline nodules in the Mashhad granites (g2) formed of two parts: dark core and white halo which are scattered in the leucocratic granites. Petrographic studies of these parts (core, white halo and host granite) show tourmaline accumulation in core, quartz, muscovite, microcline and orthoclase accumulation in white halo and quartz, plagioclase, microcline, muscovite and biotite accumulation ...
The formation constants (log K), of the complexes formed between a number of amino acids(glycine , L-valine and L-alanine) with p-sulfonatocalix [4] arene at varying temperatures (25± 0.1to 65 ± 0.1 °C) in aqueous solutions and at natural pH of p-sulphonato-calix [4] arene (pH=3.2) bymeans of UV-Vis spectrophotometeric technique have been investigated. At this pH the guestmolecule is in its cat...
A recently published article describing the draft genome of Erwiniamallotivora BT-Mardi (1), the causal pathogen of papaya dieback infection in Peninsular Malaysia, hassignificant potential to overcome and reduce the effect of this vulnerable crop (2). The authors found that the draft genome sequenceis approximately 4824 kbp and the G+C content of the genomewas 52-54%, which is very similarto t...
As host to some of the world’s biggest emergencies and protracted crises, the Eastern Mediterranean Region carries the largest burden of displaced populations globally. Out of 58 million displaced persons worldwide, almost 30 million (52%) come from the Region. Syria is currently the world’s biggest producer of refugees and internally displaced persons, with more than 40% of the populatio...
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