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生命与环境科学学院肖春旺教授团队在生态学研究领域取得重要进展

【来源:agAPP_agAPP下载-【开户首充送大礼】

jinri,zhongyangminzudaxueshengmingyuhuanjingkexuexueyuanxiaochunwangjiaoshoutuanduizaigenxifenmiwuduiturangyoujitanshurugongxianlingyuqudezhongyaojinzhan,yanjiuchengguoyi“increased contribution of root exudates to soil carbon input during grassland degradation”weitiyu2020nian4yue14rizaixianfabiaozaiguojizhuliulingyuqikan《soil biology and biochemistry》(turangxuelingyupaimingdiyi)(http://www.sciencedirect.com/science/article/abs/pii/s0038071720301140)。

genxifenmiwushizhizhiwuzaishengzhangfayuguochengzhonggenxibutongbuweishifangdaogenjihuanjingdeduozhongwuzhi。youyugenxifenmiwujuyounongdudi、zhouzhuankuaidengtedian,qieyinyanjiujishushouduandexianzhi,daozhihennanzhunquecelianggenxifenmiwuliang,shiguoqudaduoshuagapplianghuaturangyoujitanshuruyanjiudouhulvelegenxifenmiwudegongxian。caoyuanshizhongyaoludishengtaixitong,youyuzhangqiguodufangmu,zaochengcaoyuantuihuarijianyanzhongbingbansuiwuzhongzuchengfashengbianhua,chanmingcaoyuantuihuaguochengzhongbutongwuzhonggenxifenmiwubianhuajiduiturangyoujitanshurudegongxianduilijiecaoyuanshengtaixitongtanxunhuanjuyouzhongyaoyiyi。

agAPPbenyanjiuyineimengguwendaidianxingcaoyuanweiduixiang,zhongdiantantao: (1)caodituihuaruheyingxiangbutongwuzhonggenxifenmisulv?(2)yutuihuaguochengzhongdediaoluowuhegenxizhouzhuanxiangbi,genxifenmiwuzaiduodachengdushangcujinleturangtandeshuru?yanjiubiaoming,caoyuantuihuatigaoleneimengguwendaidianxingcaoyuanbutongwuzhonggenxifenmisulvjipingjungenxifenmiwusulv,caodituihuaguochengzhonggenxifenmisulvdetigaokenengyuzhangqiguodufangmudaozhiwuzhongzuchengheturangyangfenzhuangkuangdebianhuamiqiexiangguan。jinguancaoyuantuihuadaozhigenxifenmisulvyousuotigao,danzaochenggenxishengwuliangxianzhujianshao,shituihuacaoyuanxianzhujiangdilegenxifenmiwuliang。tongshi,caoyuantuihuajianshaolediaoluowuhegenxizhouzhuanduiturangyoujitanshurudegongxianlv,xiangfanzengjialegenxifenmiwuduiturangyoujitanshurudegongxianlv。benyanjiujieguobiaomingcaoyuantuihuaguochengzhonggenxifenmiwuduiturangtanshurugongxianfashenglezhuanbian,weichanmingwoguobeifangwendaidianxingcaoyuantanxunhuanwentitigonglezhongyaokexueyiju。

图1 agAPP放牧对内蒙古温带典型草原长期影响,导致草原退化以及主要植物种类的发生变化

图2 生长季未退化、中等退化和重度退化草原不同物种根系分泌速率

shenghuanxueyuan2019jiboshiyanjiushengshenxingweibenlunwendiyizuozhe。xiaochunwangjiaoshouheyeludaxueshengtaiyujinhuashengwuxuexizhouyongboshiweitongxunzuozhe。zheixiangyanjiudedaoleguojiazirankexuejijin(pizhunhao: 31770501)heguojiazhongdianyanfajihuaxiangmu(2016yfc0500501)dezizhu。

xiaochunwangjiaoshou,boshishengdaoshi,2017niancongzhongkeyuanzhiwusuoyinjindegaocengciyouxiurencai,xiandanrenzhongyangminzudaxuehulunhucaoyuanshengtaishiyanzhanzhanzhang。zhangqicongshiquanqiubianhuayuludishengtaixitongguanxiyanjiu,zhongdiantantaoludishengtaixitongdixiayoujitanxunhuanjijizhi。yidiyizuozhehuotongxunzuozhexianhouzainew phytologist,oikos,tree physiology,renewable & sustainable energy reviewsdengguoneiwaiqikanshangfabiaolunwen50yupian,zhuchileguojiaziranjijinxiangmu、zhongguokexueyuanzhishichuangxingongchengzhongyaofangxiangxiangmuketi、kejibuguojiazhongdianyanfajihuaxiangmuzhuantidenggongji15xiang。

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