红外热成像监测云南松切梢小蠹虫害: 针叶尺度 观测
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Shoot beetle damage to Pinus yunnanensis monitored by infrared thermal imaging at needle scale
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图4. 不同受害程度云南松针叶梢光谱曲线变化。 |
Fig. 4. Spectral curves of needles of Pinus yunnanensis changed with damaged duration. |
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