Potassium can alleviate heavy metal cr toxicity on the corn seedlings, and with the potassium concentration increased, the relief effect became more obvious.
所以在实际生产中合理施用氮、磷、钾等肥料对作物生长及缓解重金属毒害具有重要意义。
The effect of photosynthesis inhibition became more obvious with the increasing degree and longer stress duration.
胁迫程度越重，历时越长，抑制作用越明显。
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