Among the nutrients required by Cabernet Sauvignon and Merlot, the amount of potassium is the highest, the amount of nitrogen take second place and the phosphorus is the least.
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- 赤霞珠和梅鹿辄所吸收的养分中,钾的吸收量最高,氮次之,磷最少,说明葡萄是喜钾作物。