| 番木瓜缓释肥料的养分释放特性研究 |
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| 引用本文： | 张雪芹,欧阳海波,谢志南,赖瑞云.番木瓜缓释肥料的养分释放特性研究[J].安徽农业科学,2011(11):6475-6477. |
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| 作者姓名： | 张雪芹 欧阳海波 谢志南 赖瑞云 |
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| 作者单位： | 福建省亚热带植物研究所福建省亚热带植物生理生化公共实验室; |
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| 基金项目： | 福建省自然科学基金(2009J05052); 福建省属公益性科研院所专项科研项目(2009R10005-6) |
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| 摘 要： | 目的]评价4种番木瓜缓释肥料养分释放特性。方法]采用水溶出率法,参照我国2009年实施的《缓释肥料》评价标准,评价4种番木瓜缓释肥料养分释放特性。结果]缓释肥料SRF-1氮素养分的初期溶出率高于15%,SRF-2钾素养分的初期溶出率高于15%,SRF-3、SRF-4氮磷钾素养分的初期溶出率均低于15%。SRF-1、SRF-2、SRF-3、SRF-4氮磷钾素养分28 d累积释放率低于80%,90 d累积释放率高于80%。结论]缓释肥料SRF-3、SRF-4养分释放特性符合我国2009年实施的《缓释肥料》评价标准。
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| 关 键 词： | 番木瓜 缓释肥料 养分 释放特性 |
Study on Nutrient Release Characteristics of Papaya Slow-Release Fertilizers |
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| ZHANG Xue-qin et al.Study on Nutrient Release Characteristics of Papaya Slow-Release Fertilizers[J].Journal of Anhui Agricultural Sciences,2011(11):6475-6477. |
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| Authors: | ZHANG Xue-qin |
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| Institution: | ZHANG Xue-qin et al(Fujian Key Laboratory of Physiology and Biochemistry for Subtropical Plant,Fujian Institute of Subtropical Botany,Xiamen,Fujian 361006) |
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| Abstract: | Objective] The experiment aimed to evaluate nutrient release characteristics of four papaya slow-release fertilizers.Method] Water extraction method was applied to evaluate nutrient release characteristics of four papaya slow-release fertilizers according to Chinese slow release fertilizer evaluation standard enforced on 2009.Result] Nitrogen(N) nutrient preliminary solubility rate of SRF-1 was higher than 15%,potassium(K) nutrient preliminary solubility rate of SRF-2 was also higher than 15%.The N,phosp... |
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| Keywords: | Papaya Slow release fertilizer Nutrition Release characteristics |
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