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关于pollen的文学精选

精彩的pollen专题,是pollen相关知识的精华点,学习中疑虑的pollen方面内容,从pollen专题开始,不再是难题,为网友们免费分享pollen知识大全,pollen知识精选,pollen优质内容,没错,这里会有你需要pollen知识内容的。

  • pollen allergy造句

    pollen allergy造句

    Toinvestigatethemainallergenonfruiterwithoccupationalpollenallergyandanalyzethedifferencebetweenthatandotherspringpollenallergy.Client:I'vehaditchinmynose,sneezesallthetimetoday;Iguessitismypollenall...

  • fertile pollen造句

    fertile pollen造句

    Varietiesthatdonotproducefertilepollenareusedasfemales.Highorlowtemperaturestresstodateproducedsterileorlowfertilepollen.Somatichybridofroughlemonwith"Hamlin"sweetorangehas74%offertilepollens.Yellow...

  • produce pollen造句

    produce pollen造句

    Cycadsandginkgohavemotilesperm,unlikegnetophytesandconifers,whichproducepollen.Stamenisinthemiddleofaflowerandmayproducepollen....

  • pollen count造句

    pollen count造句

    Thereisahighpollencountintheair.Whenthepollencountishigh,thedaysofhayfeverareevenworse.Trytoavoidtravelingtothecountrysidewhenthepollencountishigh.Avoidtripstothecountrywhilethepollencountishigh....

  • pollen basket造句

    pollen basket造句

    1、Theworkershavelittlepollenbasketsontheirlegs.2、Theystripitwiththeirmandiblesandpackitintothepollenbasketsontheirlegs....

  • pollen造句

    pollen造句

    Benisallergictopollen.Grainsofpollenonageraniumstigma.Theairispure,withneitherpollutionnorpollen.Thereisahighpollencountintheair.PollenfromaPistia:Hayfeveroccursbecauseplantsneedtotransferpollenbywind...

  • pollen grains造句

    pollen grains造句

    pollengrainsgerminatedirectlyonthestigma2)Theincidenceofpollengrainsabortionis40.48±2.33%.Boththepollengrainsandthegynoeciaareactive.Eachlobecontainstwopollensacsthatproduceverylargequantitiesofsmall...

  • pollen culture造句

    pollen culture造句

    haploidbreedingbypollencultureTheamountofpollenplantsregenerationfromabudintheisolatedmicrosporecultureishigherslightlythanthatinpollenculture....

  • pollen tube造句

    pollen tube造句

    ObservationonthepollengerminationandthepollentubebehaviorduringinterspecifichybridizationinprunusAserologicreactionretardsthegrowthofthepollentube.ObservationofpollengerminationandpollentubegrowthofGi...

  • pollen analysis造句

    pollen analysis造句

    Thesieving-analysismethod,anewwayofpollenanalysis,isdesignedtofitthestudyneedsofloesspollen.WesurveyedthemodernvegetationintheZijinMT.,Nanjin,andcon-ductedpollenanalysisofthesurfacesoils....

  • pollen grain造句

    pollen grain造句

    Theinnermostwallofasporeorpollengrain.Amicroscopicfossil,asofapollengrainorunicellularorganism.Theprobabilityofanyair-bornepollengrainimpactingafemalestrobilusisinanycaseverysmall.Itconsistsofanair-fi...