相关实验视频

Updated: Jun 29, 2025

Spatial Multiobjective Optimization of Agricultural Conservation Practices using a SWAT Model and an Evolutionary Algorithm

Spatial Multiobjective Optimization of Agricultural Conservation Practices using a SWAT Model and an Evolutionary Algorithm

Published on: December 9, 2012

均衡农业生产与环境可持续性:基于中国北方平原经济分析

Hongyu Shi¹, Muhammad Umair²

¹School of Business, Henan Normal University, Xinxiang, 453000，China.

Environmental research

|March 31, 2024

概括

可持续的农业实践,如不耕作和大豆旋转,可以改善环境效益和净收入. 然而,需要仔细考虑耕作方法,以平衡农业生产率和减少排放.

科学领域:

农业科学农业科学
环境科学环境科学
气候变化研究气候变化研究

背景情况:

温室气体排放威胁到粮食安全和全球变暖.
可持续的粮食生产对于环境效益至关重要.
2015年在中国北方平原进行的一项实地实验调查了农业生产率和环境管理.

研究的目的:

评估不同农业处理的经济和环境参数.
评估农业生产率与环境管理之间的平衡.
确定可持续粮食生产的最佳做法.

主要方法:

在一个实地实验中,实施了八种精心设计的治疗方法.
评估了经济和环境参数,包括碳足迹,能源消耗和碳可持续性指数.
无耕作 (NT) 和传统耕作 (RT) 的做法,有或没有最低耕作 (MW),被比较,包括基于大豆的作物轮换.

主要成果:

碳可持续性指数有所改善,但与基线相比,排放量增加了9.4%.
没有耕作 (NT) 与大豆旋转减轻了与传统耕作 (RT) 相比的产量减少.
通过传统耕作与最低耕作 (RT-MW) 结合,可以获得最佳产量. 尽管成本较高,但大豆种植增加了净收入.

结论:

保护农业实践可以优化环境保护和经济繁荣之间的平衡.
没有耕作 (NT) 与大豆轮换显示了可持续农业的前景.
需要进一步的研究来开发高生产率的农业系统,整合环境可持续性和经济可行性.

关键词:

农业生产率农业生产率保护农业保护农业环境管理管理环境管理温室气体排放量排放量温室气体排放量可持续的粮食生产可持续的粮食生产

更多相关视频

Separation and Identification of Conventional Microplastics from Farmland Soils

Separation and Identification of Conventional Microplastics from Farmland Soils

Published on: March 21, 2025

Watershed Planning within a Quantitative Scenario Analysis Framework

Watershed Planning within a Quantitative Scenario Analysis Framework

Published on: July 24, 2016

相关概念视频

Sustainable Development

Sustainable Development

As the human population continues to grow and use resources, we must be mindful of our planet’s natural limits. Sustainable development provides a pathway to maintain and improve human life now while also ensuring that future generations will have the resources that they need. The long-term success of sustainability efforts rests on understanding the interplay between human actions and ecological systems.

Key Elements for Plant Nutrition

Key Elements for Plant Nutrition

Like all living organisms, plants require organic and inorganic nutrients to survive, reproduce, grow and maintain homeostasis. To identify nutrients that are essential for plant functioning, researchers have leveraged a technique called hydroponics. In hydroponic culture systems, plants are grown—without soil—in water-based solutions containing nutrients. At least 17 nutrients have been identified as essential elements required by plants. Plants acquire these elements from the...

Adaptations that Reduce Water Loss

Adaptations that Reduce Water Loss

Though evaporation from plant leaves drives transpiration, it also results in loss of water. Because water is critical for photosynthetic reactions and other cellular processes, evolutionary pressures on plants in different environments have driven the acquisition of adaptations that reduce water loss.

What is Climate?

What is Climate?

Climate refers to the prevailing weather conditions in a specific area over an extended period. As the saying goes, “Climate is what you expect. Weather is what you get.” Climate is influenced by geographic factors, such as latitude, terrain, and proximity to bodies of water.