Results 111 to 120 of about 464 (142)

[Research on Healthy Neighborhood Evaluation System Based on the Combined Perspectives of Urban Planning and Public Health]. [PDF]

open access: yesFeng Jing Yuan Lin, 2020
雨洋 张   +5 more
europepmc   +1 more source

不同含水量及冻结温度对黑土冻融循环过程有机碳矿化的影响

open access: yesShuitu Baochi Xuebao
[目的] 冻融过程土壤呼吸在年土壤呼吸总量中占有重要比例,研究探讨土壤冻融过程中含水量、冻结温度和冻融循环次数对土壤碳矿化动态的影响。[方法] 以黑龙江省嫩江县鹤山农场九三水土实验站黑土为研究对象,开展室内冻融程度模拟试验,进行7次冻融循环,设置100%田间持水量(100%WHC)、60%田间持水量(60%WHC)和30%田间持水量(30%WHC)3种土壤含水量;10 ℃恒温处理(对照)、-5 ℃冻结处理(轻度冻结)和-15 ℃冻结处理(重度冻结)3种环境温度。[结果] 冻融循环次数 ...
张博   +6 more
doaj  

[Application of nanocellulose in flexible sensors]. [PDF]

open access: yesSheng Wu Yi Xue Gong Cheng Xue Za Zhi, 2022
Sun P, Du Y, Yuan X, Hou X, Zhao J.
europepmc   +1 more source

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