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Status and trends of pollination services in Amazon agroforestry systems
Agriculture, Ecosystems & Environment ( IF 6.6 ) Pub Date : 2022-05-16 , DOI: 10.1016/j.agee.2022.108012
William Sabino , Luciano Costa , Tamires Andrade , Juliana Teixeira , Gustavo Araújo , André Luís Acosta , Luísa Carvalheiro , Tereza Cristina Giannini

With the growing demand for food production worldwide, natural landscapes are increasingly being replaced by agricultural areas, which directly affects biodiversity and local ecosystem services. Agroforestry systems, which are the intentional integration of trees and shrubs into crop and animal farming systems, are a more sustainable production approach that has been increasing in several forested areas around the globe. Here, we examine the trends of agroforestry in the Brazilian Legal Amazon and estimate the associated value of ecosystem services mediated by pollinators. Using data from 2006 and 2017, we detected an increase in agroforestry activity in the Amazon, both in the number (3.27%) and in the area (23.18%) of establishments. Crop production in forested areas increased by 45.61% in the same period, and the main products cultivated in both years were native products from the Amazon, such as açaí , Brazil nut and babassu. Although the crop data are from forested areas, all the five crops with the highest production value are associated with agroforestry in the Amazon. Pollination services also increased during the same period from US$73.3 to US$156.7 million (113.76%). In 2006, the value of pollination services corresponded to 44% of the total crop production, and it jumped to 64.43% in 2017. Bees and beetles were the two main groups of pollinators quoted for the analysed crops. Our estimates show the important contribution of pollinators to crop production in the Amazon forest. However, a growing loss of Amazon forest has been observed, and this can jeopardize pollinators and have detrimental consequences on food production in the near future. Public policies are urgently needed to encourage crop production in harmony with natural areas, combining the protection of forests and pollinators with food production.



中文翻译:

亚马逊农林业系统授粉服务现状与趋势

随着全球对粮食生产的需求不断增长,自然景观越来越多地被农业区所取代,这直接影响到生物多样性和当地生态系统服务。农林业系统是有意将树木和灌木整合到作物和畜牧业系统中,是一种更可持续的生产方法,在全球多个森林地区不断增加。在这里,我们研究了巴西合法亚马逊地区的农林业发展趋势,并估计了由传粉媒介介导的生态系统服务的相关价值。使用 2006 年和 2017 年的数据,我们发现亚马逊地区的农林业活动在数量(3.27%)和面积(23.18%)方面都有所增加。同期林区农作物产量增长45.61%,这两年种植的主要产品是亚马逊地区的土特产品,如巴西莓、巴西坚果和巴巴苏。尽管作物数据来自森林地区,但所有五种产值最高的作物都与亚马逊地区的农林业有关。授粉服务在同一时期也从 73.3 美元增加到 1.567 亿美元(113.76%)。2006 年,授粉服务的价值相当于作物总产量的 44%,到 2017 年跃升至 64.43%。蜜蜂和甲虫是分析作物的两大主要授粉媒介。我们的估计显示了传粉媒介对亚马逊森林作物生产的重要贡献。然而,已经观察到亚马逊森林的日益减少,这可能会危及传粉媒介,并在不久的将来对粮食生产产生不利影响。迫切需要公共政策来鼓励与自然地区和谐相处的作物生产,将森林和传粉媒介的保护与粮食生产相结合。

更新日期:2022-05-17
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