增施CO2马铃薯生长发育动态变化研究

Journal of Anhui Agricultural Sciences(2020)

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Abstract
为探索出鲁西南二季作区早春三膜栽培模式下增施CO2气肥对马铃薯生长发育的影响,设计CK(不施CO2)和增施CO2(液化气燃烧法)2个处理.每隔6 d收获一次,随机收获3株,测定单株马铃薯株高、株幅、叶面积、植株鲜重和干物质率、块茎鲜重和干物质率等指标的动态变化.结果表明,随着增施CO2量的增加,地上部生物量和叶面积比CK增长显著;单株块茎增产极显著,平均增幅达43.3%.
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