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NC | 长期农业多样化可提高经济效益、生物多样性和生态系统服务:一项二阶Meta分析

  • 2026-03-27 06:53:01
NC | 长期农业多样化可提高经济效益、生物多样性和生态系统服务:一项二阶Meta分析

原文信息

Raveloaritiana, E., Wanger, T.C. Long-term agricultural diversification increases financial profitability, biodiversity, and ecosystem services: a second-order meta-analysis. Nat Commun (2026). https://doi.org/10.1038/s41467-025-67757-7

研究摘要

21世纪的可持续农业需要在保证充足粮食生产的同时,减少对环境的影响并保障人类生计。许多研究证实,间作、有机耕作和土壤接种等农业多样化实践是实现这些目标的有效途径,但其社会经济和生态效益的长期可持续性尚不明确。本文采用二阶Meta分析方法,基于184项Meta分析的120年数据(共计6741个效应值),量化了农业多样化实践对社会经济和生态效益的长期影响。结果表明,在20年内,多样化使经济效益、生物多样性、授粉、土壤质量和碳固存量提高了37%至189%,但对作物产量、病虫害防治和气候调节没有显著影响。非作物和作物多样化实践以及有机改良剂的使用能够长期提高或维持这些效益。产量与所有服务之间的权衡分析表明,在前40年内,多样化能够带来双赢的结果。我们的综合研究为农民和其他决策者提供了亟需的证据,表明农业多样化能够提高长期经济效益、生物多样性、土壤质量和减缓气候变化的效果。然而,大规模实施农业多样化需要仔细考虑影响这些效益的各种因素。如此一来,农业多样化才能得以推广,从而带来长期的社会经济和自然效益,并最终实现全球粮食系统的转型。

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    1. CONNECT:[ UseTime:0.000491s ] mysql:host=127.0.0.1;port=3306;dbname=h_mffb;charset=utf8mb4
    2. SHOW FULL COLUMNS FROM `fenlei` [ RunTime:0.000701s ]
    3. SELECT * FROM `fenlei` WHERE `fid` = 0 [ RunTime:0.000284s ]
    4. SELECT * FROM `fenlei` WHERE `fid` = 63 [ RunTime:0.000284s ]
    5. SHOW FULL COLUMNS FROM `set` [ RunTime:0.000659s ]
    6. SELECT * FROM `set` [ RunTime:0.000226s ]
    7. SHOW FULL COLUMNS FROM `article` [ RunTime:0.000791s ]
    8. SELECT * FROM `article` WHERE `id` = 478605 LIMIT 1 [ RunTime:0.000444s ]
    9. UPDATE `article` SET `lasttime` = 1775474500 WHERE `id` = 478605 [ RunTime:0.000595s ]
    10. SELECT * FROM `fenlei` WHERE `id` = 64 LIMIT 1 [ RunTime:0.000264s ]
    11. SELECT * FROM `article` WHERE `id` < 478605 ORDER BY `id` DESC LIMIT 1 [ RunTime:0.001197s ]
    12. SELECT * FROM `article` WHERE `id` > 478605 ORDER BY `id` ASC LIMIT 1 [ RunTime:0.009842s ]
    13. SELECT * FROM `article` WHERE `id` < 478605 ORDER BY `id` DESC LIMIT 10 [ RunTime:0.002426s ]
    14. SELECT * FROM `article` WHERE `id` < 478605 ORDER BY `id` DESC LIMIT 10,10 [ RunTime:0.001305s ]
    15. SELECT * FROM `article` WHERE `id` < 478605 ORDER BY `id` DESC LIMIT 20,10 [ RunTime:0.000949s ]
    0.089681s