简介:23岁,正是人生最鼎盛的年纪,世界才刚刚睁开眼睛。而我在刚离开校园不到10天,便走上了村干部工作岗位。不忘初心,方得始终,在日复一日的工作中,我没有忘记我的初衷,坚定的走在服务群众的道路上,用自己的力量为村民,为中国基层老百姓办一点实事,哪怕只是盖了一个章,哪怕只是传达了一句民意。只为能在最小的岗位上发出自己最
简介:Bacterialleafblightofrice(BLB),causedbyXanthomonasoryzaepv.oryzae,isoneofthemostdestructivediseasesinAsianricefields.Ahigh-qualityricevariety,LT2,wasusedastherecipientparent.IRBB21,whichcarriestheXa21gene,wasusedasthedonorparent.TheresistancegeneXa21wasintroducedintoLT2bymarker-assistedbackcrossing.ThreeXooraceswereusedtoinoculatetheimprovedlinesfollowingtheclippingmethod.ElevenBC3F3linescarryingXa21wereobtainedbasedonmolecularmarkersandagronomicperformance.The11linesweretheninoculatedwiththethreeXooraces.Allthe11improvedlinesshowedbetterresistancetoBLBthantherecipientparentLT2.BasedonthelevelofresistancetoBLBandtheiragronomicperformance,fivelines(BC3F35.1.5.1,BC3F35.1.5.12,BC3F38.5.6.44,BC3F39.5.4.1andBC3F39.5.4.23)wereselectedasthemostpromisingforcommercialrelease.Theseimprovedlinescouldcontributetoriceproductionintermsoffoodsecurity.
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