黔南荔波县水稻—根系土系统中硒含量影响因素分析
周文龙, 杨志忠, 张涛, 忙是材, 杨正坤

An analysis of factors influencing the selenium content in the rice-root soil system in Libo County, southern Guizhou Province
ZHOU Wen-Long, YANG Zhi-Zhong, ZHANG Tao, MANG Shi-Cai, YANG Zheng-Kun
图5 水稻籽实硒富集系数KR与根系土有机质散点图(n=30)
Fig.5 Scatter plot of Se enrichment factor in rice seed and SOM in root soil (n=30)