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2篇 您的检索式:作者名="Baoling Liang"
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1Atmospheric HONO formation during and after the Spring Festival holidays in a coastal city of China显示文摘Nitrous acid(HONO)is an important source of hydrogen oxides(HOx),which affects air quality,the atmospheric oxidation capacity,and human health.Here,we present ambient measurements of the HONO concentrations in Zhuhai,a coastal city in Southern China,from February 7 to March 15,2021.The campaign was classified into two periods during(P1)and after(P2)the Spring Festival holidays.The average HONO mixing ratio during P2(1.19±0.85 ppbv)was much higher than that during P1(0.24±0.18 ppbv),likely due to the contribution of homogeneous HONO formation.During nighttime,the heterogeneous conversion rate during P2(0.0089/hr)was considerably higher than that during P1(0.0057/hr),suggesting a higher heterogeneous NO_(2) conversion potential.However,the heterogeneous NO_(2) conversion was the dominant way during P1 with a high percentage of 88%,while comparable ratios of heterogeneous and homogeneous formation were found(54%vs.46%)during P2,indicating that the homogeneous formation was also important during P2.During daytime,homogeneous reaction was the major known pathway,with a contribution of 16%during P1 and 27%during P2,leaving large unknown HONO sources which reasonably correlated with the photo-enhanced NO_(2) conversion.Two case scenarios were additionally explored,showing that there might be a primary emission source during one scenario(February 17-18)and vehicle emissions might be the major unknown HONO source for another scenario(March 3–5).The results suggest that large unknown daytime sources still exist which need more future ambient and laboratory studies.Xue Ni Cuizhi Sun Yongyun Zhang Baoling Liang Shengzhen Zhou Guangdong Lan Jun Zhao 2023Journal of Environmental Sciences2023,,5:0
2An efficient method to quantify silique(fruit)parameters in rapeseed and other crops显示文摘In addition to protecting the developing seeds,rapeseed(Brassica napus L.)silique also plays a major role in providing nutrition for the seeds inside[1–3].Proper silique traits with higher yield potential are favorable in rapeseed breeding.As a three-dimensional object,the silique can be evaluated by its length,width and thickness.A common procedure to quantify the silique length is to measure the replum length of mature siliques by manual,which is labor-intensive and time-consuming.As for the width and thickness,they are often ignored by researchers because of the lack of proper quantifying methods.Here we provide a simple,accurate,and high-throughput method to quantify silique parameters of rapeseed,including the silique length,width,and thickness.Yushun Jiao Baoling Liang Xiang Li Dawei Zhao Guangsheng Yang Dengfeng Hong 2023Crop Design2023,2,1:0
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