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基于地块尺度的南方山区耕地非粮化遥感制图方法
期刊论文 | 2025 , 41 (12) , 289-298 | 农业工程学报
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Abstract :

对耕地非粮化进行科学有效地精准识别与测度对于耕地保护和农业土地资源的合理配置意义重大。该研究旨在利用深度学习技术的强大表达能力和海量遥感数据的高频地物观测优势,探索自动化地块边界提取与耕地非粮化类型的遥感制图方法。以福建省建阳区为典型案例,首先使用三调数据裁剪出耕地的影像图,随后采用边缘检测模型—richer convolutional features(RCF)深度学习网络提取耕地地块边缘,获取现势耕地范围;然后采取先提取葡萄大棚后识别其他非粮化类型的策略,基于GEE(Google Earth Engine)云计算平台获取Sentinel-2号卫星的月度影像集,以地块单元作为空间约束,计算地块的纹理特征、多时相光谱特征,同时采用Savitzky-Golay(S-G)滤波重建物候特征;最后,经过特征优选,采用随机森林算法进行作物分类,并叠加第三次全国国土调查数据获取地块尺度非粮化类型的空间分布。结果表明:1)共提取耕地地块约28.3万个,交并比IoU值达到0.69,模型推理结果与实际地块形态较为吻合;2)S-G滤波能够有效捕捉作物所蕴含的季相节律特征及季节变化趋势,处理后的绿色归一化植被指数(green normalized difference vegetation index, GNDVI)时序曲线能够更真实地反映作物的生长状态;3)分类特征重要性分析显示,Sentinel-2影像的红边特征主要是红边位置指数和红边拐点指数、冬春季节的光谱特征及生长季峰值对分类贡献显著;4)作物分类的总体精度为81.60%,Kappa系数为0.73,提取的主要耕地非粮化类型主要为莲藕、葡萄大棚、柑橘园、茶园和耕地撂荒5种类型,分别占非粮化总面积的27.20%、24.28%、20.00%、11.56%、6.17%。该研究成果可为地块尺度的耕地非粮化遥感监测提供参考,也为南方山区作物识别提供借鉴。

Keyword :

南方山区 南方山区 地块尺度 地块尺度 深度学习 深度学习 耕地非粮化 耕地非粮化 遥感 遥感

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GB/T 7714 史聪敏 , 姜春 , 江帅 et al. 基于地块尺度的南方山区耕地非粮化遥感制图方法 [J]. | 农业工程学报 , 2025 , 41 (12) : 289-298 .
MLA 史聪敏 et al. "基于地块尺度的南方山区耕地非粮化遥感制图方法" . | 农业工程学报 41 . 12 (2025) : 289-298 .
APA 史聪敏 , 姜春 , 江帅 , 谢臻 . 基于地块尺度的南方山区耕地非粮化遥感制图方法 . | 农业工程学报 , 2025 , 41 (12) , 289-298 .
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大食物观下南方山区“非粮化”耕地利用潜力诊断及分类差序恢复
期刊论文 | 2025 , 41 (18) , 269-279 | 农业工程学报
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Abstract :

资源适应性、经济有效性、生态持续性与社会发展性是农业系统合理开发的基础。面对当前南方山区出现的非粮化耕地恢复问题,盲目毁园复耕势必影响山区农业生产加剧二次撂荒,亟需审时度势、因地制宜分类有序恢复。该研究立足大食物观,辨析耕地认定标准提出分类恢复方案,并以建阳区为研究区,分析非粮化作物分布特征,多维诊断非粮化耕地利用潜力,并通过自组织映射网络分析法识别功能短板,并划分恢复时序。结果表明:1)研究区非粮作物种植类型主要包括林地、茶叶、柑橘、坑塘养殖、葡萄和火龙果,主要分布于100~400 m低山丘陵、坡度6°~20°的向阳坡地,呈明显的地形适配性。2)整体上“非粮化”耕地多维耦合协调性整体处于初级水平,平均耦合协调度为0.652,其中初级协调和勉强协调区域占总面积的82.28%,濒临失调类型仅占0.10%,表明研究区耕地利用多维度之间具有较好的促进作用。3)“非粮化”耕地功能短板中单短板耕地面积为1 133.68 hm

Keyword :

大食物观 大食物观 建阳区 建阳区 恢复潜力 恢复潜力 耕地“非粮化” 耕地“非粮化” 认定标准 认定标准

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GB/T 7714 靳雪莹 , 姜春 , 谢臻 et al. 大食物观下南方山区“非粮化”耕地利用潜力诊断及分类差序恢复 [J]. | 农业工程学报 , 2025 , 41 (18) : 269-279 .
MLA 靳雪莹 et al. "大食物观下南方山区“非粮化”耕地利用潜力诊断及分类差序恢复" . | 农业工程学报 41 . 18 (2025) : 269-279 .
APA 靳雪莹 , 姜春 , 谢臻 , 朱璇 , 史聪敏 . 大食物观下南方山区“非粮化”耕地利用潜力诊断及分类差序恢复 . | 农业工程学报 , 2025 , 41 (18) , 269-279 .
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Establishment of an inter-provincial compensation system for farmland protection in China: A framework from zoning-integrative transferable development rights SSCI
期刊论文 | 2025 , 150 | LAND USE POLICY
WoS CC Cited Count: 3
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Abstract :

The Chinese government is designating protection zones for permanent basic farmland (PBF) to ensure a stable grain supply. However, the disparity between protection responsibilities and economic benefits under traditional control methods leads to suboptimal effectiveness. The Transfer of Development Rights (TDR) program is a vital compensation tool for global conservation efforts and plays a key role in the Chinese government's urgent initiative to create a nationwide compensation mechanism for farmland protection and to enhance coordinated regional development. In this study, we propose the integration of the PBF delineation system and the TDR program to establish an inter-provincial compensation system using a zoning-integrative TDR framework under the coupled scenarios of shared socioeconomic pathways and representative concentration pathways (SSPs-RCPs scenarios). Subsequently, we explore inter-provincial compensation zones and reciprocal relationships for TDR. The results indicate that China should maintain 111 and 99 million hectares of PBF in 2035 and 2050, respectively. By 2035, there will be 13 provinces sending and 18 receiving PBF through TDR, and by 2050, Shaanxi Province will have transitioned from being a receiving to a sending region. Ultimately, inter-provincial compensation relationships are determined based on simulated future grain transport patterns. Through reciprocal compensations, the national Gini coefficient is projected to decrease by 0.04 and 0.03 in 2035 and 2050, respectively, indicating that compensation promotes fairness in inter-provincial socio-economic development. This study contributes to the nation's objectives of ensuring grain security, promoting social equity, and protecting high-quality farmland.

Keyword :

China China Permanent basic farmland Permanent basic farmland Reciprocal compensation mechanism Reciprocal compensation mechanism SSPs-RCPs SSPs-RCPs Transferable development rights Transferable development rights

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GB/T 7714 Xie, Zhen , Lin, Xiaorui , Jiang, Chun et al. Establishment of an inter-provincial compensation system for farmland protection in China: A framework from zoning-integrative transferable development rights [J]. | LAND USE POLICY , 2025 , 150 .
MLA Xie, Zhen et al. "Establishment of an inter-provincial compensation system for farmland protection in China: A framework from zoning-integrative transferable development rights" . | LAND USE POLICY 150 (2025) .
APA Xie, Zhen , Lin, Xiaorui , Jiang, Chun , Dang, Yuxuan , Kong, Xiangbin , Lin, Chenyu . Establishment of an inter-provincial compensation system for farmland protection in China: A framework from zoning-integrative transferable development rights . | LAND USE POLICY , 2025 , 150 .
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Research on the multi-agent motivation coupling evolution and synergy improvement for farmland ecological protection in China EI
期刊论文 | 2025 , 0 | Environmental and Sustainability Indicators
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The global ecology movement of the 1960s gave rise to international efforts to of farmland ecological protection. In these systematic, multi-agent projects, the long-term viability of farmland ecological protection rests signif icantly upon the alignment and synergistic interaction of the primary agents involved. Beginning in 2017, the Chinese government prioritized farmland ecological protection, instituting a collaborative governance structure involving policymakers, policy implementers, and agricultural producers. To appraise the characteristics of this structure, this study develops a multi-agent theoretical framework according to a “motivation-behavior” model for farmland ecological protection. Analyzing the motivations of these agents and the resultant synergy across the 2000–2020 period, this research indicates a significant rise in the motivation of Chinese policymakers toward farmland ecological protection, coupled with a significant decline in motivation among agricultural producers. Policy implementers’ motivation, however, has remained consistent. Employing a coupling and coordination model to assess the collaborative effectiveness among these actors, this study identifies a downward trend in synergistic effectiveness across three phases: primary coupling, approaching decoupling, and mild decoupling. To further explore the collaborative effectiveness of policy implementers and agricultural producers, a Tapio decoupling model is utilized to analyze changes in their synergistic activity. The temporal analysis of motiva tional shifts indicates a stabilizing trend among policy implementers and fluctuating efforts from agricultural producers. Spatially, high-value areas for policy implementers have experienced a significant decline, migrating from the left to the right of the Hu Line; whereas, high-value areas for agricultural producers have steadily decreased. Specifically, areas where synergistic efforts between implementers and producers in farmland ecological protection are being observed have expanded, while areas exhibiting decaying synergy have con tracted. Areas initially indicating synergy decay demonstrate an initial increase followed by a decrease. This study concludes that China must develop a compensation structure for farmland ecological protection targeted at business actors, execute region-specific protection plans, and strengthen multi-agent motivation to cultivate more robust synergistic outcomes.

Keyword :

Coupling coordination Coupling coordination Land management Land management Motivation-behavior Motivation-behavior Multi-agent Multi-agent Protection of farmland Protection of farmland Tapio decoupling Tapio decoupling

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GB/T 7714 Ainiwaerjiang, Adila , Jin, Xueying , Xie, Zhen et al. Research on the multi-agent motivation coupling evolution and synergy improvement for farmland ecological protection in China [J]. | Environmental and Sustainability Indicators , 2025 : 0 .
MLA Ainiwaerjiang, Adila et al. "Research on the multi-agent motivation coupling evolution and synergy improvement for farmland ecological protection in China" . | Environmental and Sustainability Indicators (2025) : 0 .
APA Ainiwaerjiang, Adila , Jin, Xueying , Xie, Zhen , Tian, Tian , Dang, Yuxuan . Research on the multi-agent motivation coupling evolution and synergy improvement for farmland ecological protection in China . | Environmental and Sustainability Indicators , 2025 , 0 .
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山区土地利用变化强度与稳定性诊断研究——以福建省德化县为例
期刊论文 | 2024 , 29 (01) , 186-198 | 中国农业大学学报
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为剖析山区土地利用变化特征,合理利用和保护土地资源,本研究以高城镇化率山区福建省德化县为例,利用遥感解译与多层面土地利用变化强度分析,多尺度识别1986年、2001年、2020年3个时期土地利用变化强度与稳定性,探索变化规律及驱动机理。结果表明:1)城镇化中前期(1986—2001年)的土地利用总变化强度大于中后期(2001—2020年),且从谷地到低山再到中山变化强度逐渐减小。2)建设用地、水域、裸地、草地的变化较为活跃,耕地的转出具有活跃性而转入具有惰性,林地的变化呈现相对稳定状态,且各地类转入转出强度会受地形影响。3)“草地-林地”转换过程表现为稳定且系统的倾向性转换;建设用地占用耕地、裸地、水域表现为系统的倾向性;转移面积大的土地变化模式并非一定表现为稳定性或系统性的变化“;林地-建设用地”、“草地-林地”等土地转换模式会受到地形影响。4)城镇化进程与地区发展策略是影响土地利用变化倾向与速度的关键因素。因此,未来山区耕地布局需要顺应社会发展和人口分布,耕地进出平衡应秉持有破有立的辩证思维,而城乡建设用地增减挂钩则应树立“人地挂钩”的用地理念。

Keyword :

土地利用变化强度 土地利用变化强度 土地利用稳定性 土地利用稳定性 山区 山区 德化县 德化县 耕地进出平衡 耕地进出平衡

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GB/T 7714 谢臻 , 张茜茜 , 阿迪拉·艾尼瓦尔江 et al. 山区土地利用变化强度与稳定性诊断研究——以福建省德化县为例 [J]. | 中国农业大学学报 , 2024 , 29 (01) : 186-198 .
MLA 谢臻 et al. "山区土地利用变化强度与稳定性诊断研究——以福建省德化县为例" . | 中国农业大学学报 29 . 01 (2024) : 186-198 .
APA 谢臻 , 张茜茜 , 阿迪拉·艾尼瓦尔江 , 张凤荣 . 山区土地利用变化强度与稳定性诊断研究——以福建省德化县为例 . | 中国农业大学学报 , 2024 , 29 (01) , 186-198 .
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山区土地利用变化强度与稳定性诊断研究
期刊论文 | 2024 , 29 (1) , 186-198 | 中国农业大学学报
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Abstract :

为剖析山区土地利用变化特征,合理利用和保护土地资源,本研究以高城镇化率山区福建省德化县为例,利用遥感解译与多层面土地利用变化强度分析,多尺度识别1986年、2001年、2020年3个时期土地利用变化强度与稳定性,探索变化规律及驱动机理.结果表明:1)城镇化中前期(1986-2001年)的土地利用总变化强度大于中后期(2001-2020年),且从谷地到低山再到中山变化强度逐渐减小.2)建设用地、水域、裸地、草地的变化较为活跃,耕地的转出具有活跃性而转入具有惰性,林地的变化呈现相对稳定状态,且各地类转入转出强度会受地形影响.3)"草地-林地"转换过程表现为稳定且系统的倾向性转换;建设用地占用耕地、裸地、水域表现为系统的倾向性;转移面积大的土地变化模式并非一定表现为稳定性或系统性的变化;"林地-建设用地"、"草地-林地"等土地转换模式会受到地形影响.4)城镇化进程与地区发展策略是影响土地利用变化倾向与速度的关键因素.因此,未来山区耕地布局需要顺应社会发展和人口分布,耕地进出平衡应秉持有破有立的辩证思维,而城乡建设用地增减挂钩则应树立"人地挂钩"的用地理念.

Keyword :

土地利用变化强度 土地利用变化强度 土地利用稳定性 土地利用稳定性 山区 山区 德化县 德化县 耕地进出平衡 耕地进出平衡

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GB/T 7714 谢臻 , 张茜茜 , 阿迪拉·艾尼瓦尔江 et al. 山区土地利用变化强度与稳定性诊断研究 [J]. | 中国农业大学学报 , 2024 , 29 (1) : 186-198 .
MLA 谢臻 et al. "山区土地利用变化强度与稳定性诊断研究" . | 中国农业大学学报 29 . 1 (2024) : 186-198 .
APA 谢臻 , 张茜茜 , 阿迪拉·艾尼瓦尔江 , 张凤荣 . 山区土地利用变化强度与稳定性诊断研究 . | 中国农业大学学报 , 2024 , 29 (1) , 186-198 .
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Unraveling patterns, causes, and nature-based remediation strategy for non-grain production on farmland in hilly regions SCIE
期刊论文 | 2024 , 252 | ENVIRONMENTAL RESEARCH
WoS CC Cited Count: 10
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Abstract :

The surge in non-grain production on farmland (NGPF) poses significant threats to food security and land sustainability, particularly in hilly regions. However, there remains a lack of clarity on how to effectively balance grain and non-grain production in relation to land remediation. Using Wannian County as a case study, we investigate the evolution of this by leveraging high-precision land surveys and satellite imagery. Through the application of bootstrapped partial linear regression models, we identify key influencers behind each type of NGPF. In proposing land remediation solutions, we integrate the results of NGPF and land quality evaluations to identify mismatches between non-grain production and land attributes (i.e., topography, geology, soil, and land use). Our findings reveal a substantial growth in NGPF, expanding from 3838.72 ha to 5659.64 ha (2010 - 2020), and predominantly occurring on farmland with favorable natural conditions and connected locations such as proximity to roads, town centers, and industrial plants. Surprisingly, the basic farmland protection policy shows limited effectiveness in curbing NGPF, except for garden operations. We identify 1674 NGPF patches suitable for conversion to grain production and provide land remediation suggestions tailored to low-quality farmland with specific natural barriers, thus complementing the demand for regional non-grain production. This study thereby innovatively proposes nature-based land remediation strategies to address the non-grain production dilemma by tailoring NGPF and land quality, offering valuable insights for sustainable farmland management in China and beyond.

Keyword :

Farmland quality evaluation Farmland quality evaluation Hilly regions Hilly regions Land remediation Land remediation Natural barriers Natural barriers Non-grain production Non-grain production

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GB/T 7714 Zhang, Tianzhu , Zhang, Fengrong , Li, Jian et al. Unraveling patterns, causes, and nature-based remediation strategy for non-grain production on farmland in hilly regions [J]. | ENVIRONMENTAL RESEARCH , 2024 , 252 .
MLA Zhang, Tianzhu et al. "Unraveling patterns, causes, and nature-based remediation strategy for non-grain production on farmland in hilly regions" . | ENVIRONMENTAL RESEARCH 252 (2024) .
APA Zhang, Tianzhu , Zhang, Fengrong , Li, Jian , Xie, Zhen , Chang, Yuyang . Unraveling patterns, causes, and nature-based remediation strategy for non-grain production on farmland in hilly regions . | ENVIRONMENTAL RESEARCH , 2024 , 252 .
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2001—2020年福建省县域单元农业碳排放核算和时空演变特征分析
期刊论文 | 2024 , 44 (03) , 430-440,451 | 水土保持通报
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[目的]分析福建省县域尺度农业净碳排放量时空特征,为福建省及其他各省市区制定碳减排对策提供参考依据。[方法]基于种植业和畜牧业的12种碳源构建农业碳排放核算清单,采用碳排放因子法测算出农业碳排放总量;结合福建省农业特征选取7种主要农作物计算碳吸收量;并利用探索性空间分析方法分析了2001—2020年福建省农业净碳排放的时空演变特征。[结果](1)研究期内净碳排放量呈现出先上升后下降的倒“V”型变化趋势。碳源方面,农地利用碳排放占据较大比例;碳汇方面,水稻、蔬菜和甘蔗对碳吸收的贡献较大。大部分县(市)农业碳排放强度呈下降趋势,但年均下降幅度较小。(2)福建省县域碳排放量存在显著的全局空间正相关,呈现出空间集聚特征,聚集态势以高高集聚和低低集聚为主。农业碳排放强度空间分布格局变化较大,整体呈现下降趋势,其中约有一半的县(市)处于较低强度区。(3)2001—2020年福建省各县(市)的空间等级分布格局有一定程度的变动,中等排放区和中低排放区数量增多,高等排放区、中高排放区和低排放区数量减少,两极分化情况有所缓解。[结论] 2001—2020年福建省大部分县域农业碳排放量和碳排放强度都呈下降趋势,碳减排取得了一定成效,但下降幅度不够大,未来还应从政策激励、产业结构优化等方面采取措施强化减排效果,促进农业低碳转型。

Keyword :

农业碳排放 农业碳排放 县域单元 县域单元 探索性空间分析 探索性空间分析 碳汇 碳汇 福建省 福建省

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GB/T 7714 郑瑞 , 姜春 , 谢臻 et al. 2001—2020年福建省县域单元农业碳排放核算和时空演变特征分析 [J]. | 水土保持通报 , 2024 , 44 (03) : 430-440,451 .
MLA 郑瑞 et al. "2001—2020年福建省县域单元农业碳排放核算和时空演变特征分析" . | 水土保持通报 44 . 03 (2024) : 430-440,451 .
APA 郑瑞 , 姜春 , 谢臻 , 邱龙霞 , 江晓忠 , 史聪敏 . 2001—2020年福建省县域单元农业碳排放核算和时空演变特征分析 . | 水土保持通报 , 2024 , 44 (03) , 430-440,451 .
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南方山区耕地林果化时空演变及影响机理
期刊论文 | 2024 , 40 (04) , 317-328,345 | 农业工程学报
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Abstract :

为厘清南方山区耕地林果化时空演变趋势,探究耕地林果化的驱动机理,该研究以福建省为研究对象,截选2000—2020年5个时间节点,利用地形梯度分级、空间自相关分析等方法分析耕地“林果化”的时空演变特征,并借助最优参数地理探测器模型揭示其驱动因素。研究表明:1)福建省耕地林果化规模呈现“平稳发展转向骤增”的变化趋势,2015—2020年增加显著。2)水平空间上,林果化程度由“东高西低”向“西高东低”转变,Moran's I从0.396增加至0.672,林果化行为在空间上呈现明显的集聚特征。3)垂直地带上,耕地林果化呈现明显的地形梯度效应,主要发生在海拔0~1 000 m、坡度0°~2°和10°~20°、地形位指数为0.1~0.8的阴坡和半阴坡区域。4)不同时期耕地林果化空间分异的主导因素不同,其中高程、距居民点距离、GDP始终是稳定的驱动因子;各影响因子交互后对林果化的解释程度均呈现增强。耕地林果化演变是自然禀赋、区位条件和经济政策共同作用下的复杂结果,地方政府推行林果化管控过程中应基于耕地本底条件及驱动机理的不同进行分区整治,今后耕地占补平衡有必要推动平原林果地和山坡耕地空间置换。

Keyword :

农业 农业 南方山区 南方山区 土地利用 土地利用 地形梯度 地形梯度 最优参数地理探测器 最优参数地理探测器 福建省 福建省 非粮化 非粮化

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GB/T 7714 张茜茜 , 林小睿 , 阿迪拉·艾尼瓦尔江 et al. 南方山区耕地林果化时空演变及影响机理 [J]. | 农业工程学报 , 2024 , 40 (04) : 317-328,345 .
MLA 张茜茜 et al. "南方山区耕地林果化时空演变及影响机理" . | 农业工程学报 40 . 04 (2024) : 317-328,345 .
APA 张茜茜 , 林小睿 , 阿迪拉·艾尼瓦尔江 , 谢臻 . 南方山区耕地林果化时空演变及影响机理 . | 农业工程学报 , 2024 , 40 (04) , 317-328,345 .
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Cropland compensation in mountainous areas in China aggravates non-grain production: evidence from Fujian Province SSCI
期刊论文 | 2024 , 138 | LAND USE POLICY
WoS CC Cited Count: 27
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Abstract :

The large-scale non-grain production (NGP) on cropland poses a potential threat to national food security, which has attracted the attention of the Chinese government. As a hotspot of NGP, mountainous cropland has undergone dramatic changes in its distribution pattern, influenced by China's cropland requisition-compensation balance system. Consequently, the NGP on compensated cropland (CCL) has become an unstable factor in grain production in mountainous areas. This paper analyzes the distribution pattern of CCL in Fujian Province, a typical mountainous area in China, identifies and compares the NGP characteristics between original cropland (OCL) and CCL, and explores its driving mechanism based on the physico-geographical environment, the sociolocational environment, and the resource endowment attributes, using the boosted regression trees (BRT) model. Results show that from 2009 to 2019, CCL tended to shift towards higher elevation and steeper terrain in the vertical zone and towards inland agricultural districts and counties in the western and northern horizontal zones. The NGP rate of CCL reached 16%, about twice that of OCL, and the proportion of instable cropland was also higher. Travel distance to adjacent cropland and slope were the main driving factors for NGP of CCL, followed by patch area, agricultural population density, and suitability of machine tillage. These factors exhibited differentiated marginal effects in their different threshold intervals and did not follow a simple one-way action mechanism. Furthermore, the analysis of pairwise interaction effects between variables identified the four most powerful combinations, which were slope-elevation, travel distance to adjacent cropland-elevation, slope-travel distance to adjacent residential area, and travel distance to adjacent cropland-aspect; within their specific value ranges, NGP is highly likely. Finally, we optimized the current evaluation system for reserved cropland resources based on these value ranges and selected Jianyang County, Dehua County, Zhao'an County, across the Fujian Province, as the area to adjust the reclamation strategy of future reserved cropland resources.

Keyword :

Boosted regression trees model Boosted regression trees model Compensated cropland Compensated cropland Fujian Province Fujian Province Mountainous area Mountainous area Non -grain production on cropland Non -grain production on cropland Reserved cropland resource Reserved cropland resource

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GB/T 7714 Xie, Zhen , Zhang, Qianqian , Jiang, Chun et al. Cropland compensation in mountainous areas in China aggravates non-grain production: evidence from Fujian Province [J]. | LAND USE POLICY , 2024 , 138 .
MLA Xie, Zhen et al. "Cropland compensation in mountainous areas in China aggravates non-grain production: evidence from Fujian Province" . | LAND USE POLICY 138 (2024) .
APA Xie, Zhen , Zhang, Qianqian , Jiang, Chun , Yao, Ruobin . Cropland compensation in mountainous areas in China aggravates non-grain production: evidence from Fujian Province . | LAND USE POLICY , 2024 , 138 .
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