943 resultados para pollen fertility

Mating patterns and pollen dispersal in a heterodichogamous tree, Juglans mandshurica (Juglandaceae) 

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Pollen tube growth in association with a dry-type stigmatic transmitting tissue and extragynoecial compitum in the basal angiosperm, Kadsura longipedunculata (Schisandraceae) 

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Pollination of Schisandra henryi (Schisandraceae) by female, pollen-eating Megommata species (Cecidomyiidae, Diptera) in South-central China 

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Behavior of Meiotic Chromosomes in Pinus wallichiana Jacks, Pinus strobus L. and Their Hybrid and nrDNA Localization in Pollen Mother Cells of the Hybrid by Using FISH 

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Pollination of Kadsura longipedunculata(Schisandraceae), a monoecious basal angiosperm,by female, pollen-eating Megommata sp.(Cecidomyiidae: Diptera) in China 

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Seed hairs of poplar trees as natural airborne pollen trap for allergenic pollen grainsv 

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Palaeoenvironmental changes from pollen record in deep sea core PC-1 from northern Okinawa Trough, East China Sea during the past 24 ka 

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Environmental change during the penultimate glacial cycle: a high-resolution pollen record from ODP Site 1144, South China Sea 

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Deep-sea Pollen Record during 3.0 - 2.0 Ma B.P. from ODP Site 1143 and Its Response to Global Climate Changes 

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The pollen cones of Ginkgo from the Early Cretaceous of China, and their bearing on the evolutionary significance 

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Nectar and Pollen Sources for Honeybee (Apis cerana cerana Fabr.) in Qinglan Mangrove Area, Hainan Island, China 

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Emendation of Sorosaccus gracilis Harris 1935, a gymnospermous pollen cone 

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Pollen analysis of spider webs from Yunnan, China 

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Pollen and seed morphology of Gueldenstaedtia and Tibetia (Leguminosae)—with a special reference to the taxonomic significance 

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What can pollen grains from the Terracotta Army tell us? 

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