| 梅州沙田柚结果树中矿质元素的季节性变化 |
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| 引用本文： | 李淑仪,廖新荣,彭少麟,廖观荣,蓝佩玲. 梅州沙田柚结果树中矿质元素的季节性变化[J]. 生态科学, 2000, 19(1): 19-22 |
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| 作者姓名： | 李淑仪 廖新荣 彭少麟 廖观荣 蓝佩玲 |
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| 作者单位： | 1. 广东省生态环境与土壤研究所,广州,510650
2. 中国科学院广州分院 |
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| 基金项目： | 华南退化坡地绿色食品生产及保护与提高生物多样性研究资助项目!(中美日合作项目 )，广东省百项工程资助项目 |
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| 摘 要： | 研究了梅州沙田柚 (Citrusgrandisvar shatinyuHout )叶片、果实在各时期的矿质元素含量变化。结果表明 ,沙田柚在年周期中 ,树体的营养元素含量随着物候期表现出明显的季节性变化 ,说明沙田柚的栽培必须按各物候期、迎合沙田柚对营养要求 ,适时地、适量地供给各种养料 ;根据成熟果实中N、P的吸收量可推算出其全年所需的施氮、磷施肥量。
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| 关 键 词： | 梅州沙田柚(Citrus grandis var.shatinyu Hout) 叶片 果实 矿质元素 季节性变化 施肥时期 施肥量 |
Mineral Element by Seasonal Change at Outcome Tree on Citrus grandis var.shatinyu Hout. in Meizhow |
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| LI Shu-yi,LIAO Zhin-rong,PENG Shao-lin,LIAO Guan-rong,LAN Pei-ling. Mineral Element by Seasonal Change at Outcome Tree on Citrus grandis var.shatinyu Hout. in Meizhow[J]. Ecologic Science, 2000, 19(1): 19-22 |
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| Authors: | LI Shu-yi LIAO Zhin-rong PENG Shao-lin LIAO Guan-rong LAN Pei-ling |
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| Abstract: | This paper studied that the content of mineral element were changed from leaves and fruit at apiece period on Citrus grandis var shatinyu Hout in Meizhow.The result indicated that the content of nutrition element at the tree were put up clear variety along with season.It was shown that the planting must were according to season and the request for nutrition on Citrus grandis var shatinyu Hout.The apiece nutrition were furnished by fit time and fit quantity.Base on the absorb quantity of N and P at nature fruit were able to calculate the fertilizer requirement of nitrogen and phosphorus on Citrus grandis var shatinyu Hout. |
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| Keywords: | Citrus grandis var shatinyu Hout in Meizhow leaves fruit mineral element seasonal change fertilizer time fertilizer requirement |
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