Differences on tree height and row space among the patterns results in different sunlight time in space.
由于各配置模式在树高、行距的差异，日照时数在林内的空间分布不尽相同。
The relativity of porcine pasteurelosis and climatic factors, which include temperature, relative humidity, rainfall and sunlight-time, were researched in the article.
对猪巴氏杆菌病的发生与气候因素（温度、相对湿度、降雨量、日照时数）的相关性进行了分析研究。
The relativity of porcine pasteurelosis and climatic factors, which include temperature, relative humidity, rainfall and sunlight-time, were researched in the article.
对猪巴氏杆菌病的发生与气候因素（温度、相对湿度、降雨量、日照时数）的相关性进行了分析研究。
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