施钾水平对纽荷尔脐橙养分、产量和品质的影响
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Effects of Potassium Application Levels on Nutrient, Yield and Quality of Newhall Navel Orange
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图10. 施钾对不同土层速效钾含量的影响 |
Fig. 10. Effects of different potassium levels on available K in different soil layers |
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