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We developed a regression model for predicting branch needle mass based on branch size and whorl position within the crown (Mencuccini and Grace 1996) ÎÒÁ˽âµÄÖ¦ºÃÏñûÓÐÂÖÉúµÄ¸ÅÄֻÓÐÒ¶×ÓÓÐÂÖÉú¸ÅÄµ«Ö¦ÔÚ¸ÉÉÏÓÖÓÐÀàËÆÓÚÒ¶ÔÚ¾¥ÉϵÄÉú³¤¹æÂÉ£¬ÓÐЩֲÎïÒ»¸öÖ¦½ÚµãÉÏÄܳ¤³ö¶à¸öÖ¦£¬¶øÇÒ³¯Ïò²»Í¬·½Ïò.. ÆÚÍûÖ²Îïѧ´óÉñ¸ø³öwhorl µÄ¶¨Òå |
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From https://en.wikipedia.org/wiki/Whorl A whorl is a type of spiral or circular pattern. Other meanings of whorl include: Whorl (botany), used to describe the attachment of sepals, petals, leaves, or branches at a single point or https://en.wikipedia.org/wiki/Whorl_(botany) In botany, a whorl is an arrangement of sepals, petals, leaves, stipules or branches that radiate from a single point and surround or wrap around the stem.[1][2] A whorl consists of at least three elements; a pair of opposite leaves is not called a whorl. 1. "whorl". thedictionary. Retrieved 19 August 2012. 2. Lindley, John. A Glossary of Technical Terms Used in Botany, p.100, Bradbury and Evans, London, 1848. |
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whorl Botany)a set of leaves, flowers, or branches springing from the stem at the same level and encircling it¡£ Ö¦ÌõÒ²ÓÐÂÖÉú£¬ÏÂÃæµØÖ·ÓÐͼƬ£¬Ï£ÍûÓаïÖú¡£ https://image.haosou.com/i?src=3 ... E%E7%94%9F%E6%9E%9D |
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