And if the available Se and S were sufficient in the soil, the positive effects of Selenium-Sulphur were only found in the ratio of 1:4-8.
在土壤有效硒、硫供应比较充足的条件下，硒硫交互作用在一定的比例范围内(1：4～8)才表现为正效应。
·2,447,543篇论文数据，部分数据来源于NoteExpress
The correlation didn't reach significant level. 0.2 molL-1 K2SO4 wasn't the suitable available Se extractant for paddy soil.
K2SO4对土壤硒的浸提量低，与植株含硒量间的相关性不显著，不适宜作水稻土有效硒的提取剂。
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