并根据叶片营养含量的测定，研究了叶片颜色特征与叶片养分含量之间的关系。
The relationship between the leaves and the nutrient content was investigated by analyzing the color properties of leaves' images and the leaf nutrition content.
这与SC27促进土壤养分有效化，提高植株叶片中氮、蛋白质、糖和淀粉含量有关。
SC27 could improve available nutrient contents in soil and increase the contents of nitrogen, protein, sugar and starch in leaves of watermelon and balsam pear plants.
干旱胁迫下烤烟干物质积累与烟株和叶片中的养分含量密切相关。
There was close relationship between dry matter accumulation and the content of nutrients in the plant and the leaf tissue under drought stress.
研究了梅州沙田柚两个果园的土壤养分、结果树营养叶片不同生育时期的矿质元素含量及季节性动态变化情况和各元素的相互关系。
The soil nutrients, the contents and seasonal dynamics of mineral elements as well as the relationship among the elements in leaves of fruit-bearing trees of Citrus grandis Osbeck cv.
结果表明生长状况不同的玫瑰植株叶片中磷和钙的含量差异明显，其它元素差别甚小，但养分含量之间的比率表现不同。
Results indicate that: the rose plants with different growth status showed marked variation of phosphorus and calcium content in their leaves, and slight differences of other elements.
结果表明生长状况不同的玫瑰植株叶片中磷和钙的含量差异明显，其它元素差别甚小，但养分含量之间的比率表现不同。
Results indicate that: the rose plants with different growth status showed marked variation of phosphorus and calcium content in their leaves, and slight differences of other elements.
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