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茶渣生物质炭对茶园土壤有机碳及其活性组分的影响

为探究生物质炭对茶园土壤有机碳含量及其稳定性的影响,将茶渣在500℃下制成生物质炭,针对雅安名山区3种典型茶园土壤(紫色土、水稻土和黄壤)进行112天的室内培养试验,包括CK,0.5%,1%,2%和4% 5种炭土比,共计15个处理,在培养的第1,2,7,30,60,112天取样测定。结果表明:茶渣生物质炭输入能显著增加紫色土、水稻土和黄壤总有机碳(TOC)含量和稳定性,且随添加比例的增加而增加,培养结束时3种土壤TOC的增幅范围依次为15.97%~96.64%,13.01%~72.36%和15.29%~321.43%,其中对黄壤TOC含量的提升作用最大;生物质炭加入后3种茶园土壤的微生物量碳(...

Whakaahuatanga katoa

I tiakina i:
Ngā taipitopito rārangi puna kōrero
Ngā kaituhi matua: 肖欣娟, 夏建国, 马黛玉, 于正义, 周玥希
Hōputu: Artigo
Reo:Chinês
I whakaputaina: Editorial Department of Journal of Soil and Water Conservation 2020-01-01
Rangatū:Shuitu Baochi Xuebao
Ngā marau:
Urunga tuihono:http://www.stbcxb.com.cn/thesisDetails#10.13870/j.cnki.stbcxb.2020.06.041
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