The results indicated that: productivity of Pinus strobes was increased as latitude rose, the relationship between growth and latitude showed a unilateral gradual-changing geographical model.
结果表明，东部白松生产力随纬度增高而加快，生长与纬度呈单向渐变地理模式。
The results indicated that: productivity of Pinus strobes was increased as latitude rose, the relationship between growth and latitude showed a unilateral gradual-changing geographical model.
结果表明，东部白松生产力随纬度增高而加快，生长与纬度呈单向渐变地理模式。
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