نتایج جستجو برای: alloxysta castanea
تعداد نتایج: 945 فیلتر نتایج به سال:
To gain a better understanding of the effects of spatial structure on patterns of neighbourhood competition among hardwood trees, the three-dimensional extension of primary branches was surveyed for ten community-grown Castanea crenata (Fagaceae) trees with respect to the positioning of neighbouring branches and the slope of the forest floor. There were significantly more branches extending tow...
بالاخانواده Cynipoideaیک گروه بزرگ با حدود 223 جنس و 3000 گونه در دنیا می باشد. در این تحقیق فون زنبورهای این بالاخانواده در منطقه سیستان مورد بررسی قرار گرفت. نمونهبرداری در طول سالهای 1389-1390 صورت پذیرفت. کلیه نمونهبرداریها با استفاده از تور حشره گیری و تله مالیز انجام شد. در مجموع 80 نمونه جمع آوری گردید که شامل 6 گونه متعلق به 6 جنس و 4 زیر خانواده به شرح ذیل می باشند:Melanips sp. ا...
Abstract: Three new species, belonging to the newly proposed genus Pseudopicobia gen. n., inhabiting body quill feathers of puff-birds (Piciformes: Bucconidae), are described: P nonnula sp. n. from Nonnula frontalis (Sclater) in Colombia, P malacoptila sp. n. from Malacoptila panamensis Lafresnaye in Colombia and P hapaloptila sp. n. from Hapaloptila castanea (Verreaux) in Ecuador. The new genu...
We describe the first identification of Gnomoniopsis smithogilvyi causing brown rot on chestnut fruits in Chile, with an incidence 4.8%. Previously, Phomopsis castanea (IMI 278057) was reported as cause disease but a molecular re-identification revealed that it corresponded to G. smithogilvyi. All inoculated isolate RGM 2903 developed symptoms fruits.
—The plumage pattern and color and external morphology of hybrid wood warblers (Dendroica striata x Dendroica castanea) are described. This hybrid combination constitutes the only known case of hybridization between two broadly sympatric species of the genus Dendroica (Fringillidae; Tribe Parulini), that is represented by both male and female specimens in definitive alternate plumage. The pluma...
Castanea sativa Mill. is thought to be originated from Turkey. It is an important deciduous angiosperm with edible fruits and valuable wood. It has a wide distribution from east Black sea to Marmara and Aegean Regions. Because of its wide distribution, C. sativa grows on different ecological, geological, climatic and edaphic condition and these results in different associations with different c...
321 honey samples from Switzerland were collected. The botanical authenticity of 176 honey samples was confirmed by the determination of electrical conductivity, sugar composition, pH-value, free acidity, and microscopical pollen analysis [2], as well as the sensory evaluation by three experts. The honey samples were assigned to one of the following groups: floral honeys from acacia (Robinia sp...
We have added 275 AFLP and 24 SSR markers and the 5SrDNA locus to a previously published genetic map based on a hybrid cross between Castunea mollissima and C dentata. The SSR markers, 5SrDNA locus, and one isozyme locus also permitted us to correlate the linkage groups in the published genetic map of C. sativa with those in our C. milkimalC deniata map. Correlating the map of European chestnut...
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