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北方缺水地区半旱地农业有限补灌模式探讨

李英能

《中国工程科学》 2012年 第14卷 第3期   页码 41-45

摘要:

以降水利用和灌溉程度为依据,对半旱地农业进行了研究,着重讨论了与半旱地农业涵义有关的问题,论述了在北方缺水地区发展半旱地农业的意义,给出了半旱地农业有限补灌技术模式。针对北方缺水地区的特点,提出了不同类型区半旱地农业有限补灌发展模式,并探讨了北方缺水地区半旱地农业发展有限补灌的策略。

关键词: 半旱地     农业     有限补灌     模式    

LIGHT INTERCEPTION AND USE EFFICIENCY DIFFER WITH MAIZE PLANT DENSITY IN MAIZE-PEANUT INTERCROPPING

《农业科学与工程前沿(英文)》 2021年 第8卷 第3期   页码 432-446 doi: 10.15302/J-FASE-2021403

摘要:

Intercropping increases crop yields by optimizing light interception and/or use efficiency. Although intercropping combinations and metrics have been reported, the effects of plant density on light use are not well documented. Here, we examined the light interception and use efficiency in maize-peanut intercropping with different maize plant densities in two row configurations in semiarid dryland agriculture over a two-year period. The field experiment comprised four cropping systems, i.e. monocropped maize, monocropped peanut, maize-peanut intercropping with two rows of maize and four rows of peanut, intercropping with four rows of maize and four rows of peanut, and three maize plant densities (3.0, 4.5 and 6.0 plants m−1 row) in both monocropped and intercropping maize. The mean total light interception in intercropping across years and densities was 779 MJ·m−2, 5.5% higher than in monocropped peanut (737 MJ·m−2) and 7.6% lower than in monocropped maize (843 MJ·m−2). Increasing maize density increased light interception in monocropped maize but did not affect the total light interception in the intercrops. Across years the LUE of maize was 2.9 g·MJ−1 and was not affected by cropping system but increased with maize plant density. The LUE of peanut was enhanced in intercropping, especially in a wetter year. The yield advantage of maize-peanut intercropping resulted mainly from the LUE of peanut. These results will help to optimize agronomic management and system design and provide evidence for system level light use efficiency in intercropping.

 

关键词: dryland agriculture     light interception     light use efficiency     maize-peanut intercropping     semiarid    

STRATEGIES FOR IMPROVING WATER USE EFFICIENCY IN DRYLAND AGROECOSYSTEMS

《农业科学与工程前沿(英文)》 2021年 第8卷 第4期   页码 599-602 doi: 10.15302/J-FASE -2021409

Fighting for the poverty: a case study for human migration in the context of sustainable dryland farming

Yongqing MA, Jie CHEN, Shuqi DONG, Lun SHAN

《农业科学与工程前沿(英文)》 2014年 第1卷 第1期   页码 62-68 doi: 10.15302/J-FASE-2014027

摘要: The Southern Ningxia Hilly Area is one of the most impoverished areas of Ningxia Hui Autonomous Region (a province) of China due to an economy that mainly relies on agriculture, which is affected by droughts in two out of every three years. Government programs have attempted to develop an increased and sustainable level of scientifically based agricultural production while restoring the environment. However, since the population exceeds the capacity of the land to adequately support it, a program is underway to move 350000 people to more suitable locations. This paper outlines the past improvements to the Southern Ningxia Hilly Area and considers future development in the context of migration for ecological reasons.

关键词: agricultural production     animal husbandry     development strategy     ecological migration    

黄淮海地区农业节水对策及实施半旱地农业可行性研究

山仑,吴普特 , 康绍忠, 冯浩  , 张岁岐

《中国工程科学》 2011年 第13卷 第4期   页码 37-42

摘要:

通过系统调研,从挖掘各类农业水资源潜力入手,分析总结了黄淮海地区农业节水的成效、经验与存在的问题,认为在充分利用降水基础上实施补充少量灌溉水的半旱地农业是解决该区域水资源严重短缺,同时实现农业生产可持续增长的一条重要出路。旱地农业、灌溉农业和半旱地农业并存将成为未来农业用水的新格局,按此对策实施,预期到2020年,该地区农田灌溉用水量可减少30 %以上,并率先实现农业用水系统的现代化。

关键词: 黄淮海地区     农业节水     半旱地农业     水资源潜力    

Research fronts of agriculture in 2023 INFORMATION

《农业科学与工程前沿(英文)》 2024年 第11卷 第2期   页码 347-354 doi: 10.15302/J-FASE-2024568

摘要:

Research fronts of agriculture in 2023

China’s Agriculture Green Development: from Concept to Actions RESEARCH ARTICLE

《农业科学与工程前沿(英文)》 2024年 第11卷 第1期   页码 20-34 doi: 10.15302/J-FASE-2023512

摘要:

China has initiated a green transformation plan in 2015, which was soon applied to agriculture, known as the Agriculture Green Development (AGD) initiative, with the goals of achieving food security, high resource use efficiency, and an ecofriendly environment. To assess the agricultural transformation from 1997 to 2020, this paper proposes a national-scale indicator system consisting three dimensions (socioeconomic, food production and eco-environmental) and ten sub-dimensions to quantify the AGD score. This study showed that AGD score in China was at a moderate level during 1997–2010, scoring 40 out of 100. During this stage, decreased scores in the sub-dimensions of resource consumption, environmental quality, and environmental cost have offset the improvement in the socioeconomic dimension, resulting in fluctuated scores around 40. In the second stage (2011–2020), China’s AGD score improved but still at moderate level, scoring an average of 46.3, with each dimension increasing by 5.3%–25.0%. These results indicate that China has made progress in the agricultural transformation, transitioning from conceptualization to actions through the implementation of various policies and projects. However, the study emphasizes the need for more effort to address the insufficient and unbalanced development, along with the growing eco-environmental challenges, especially the trade-offs among dimensions.

关键词: agricultural transformation     Agriculture Green Development     historical trend     indicator system     theoretical conception    

Policy options for Agriculture Green Development by farmers in China

Laurence E. D. SMITH

《农业科学与工程前沿(英文)》 2020年 第7卷 第1期   页码 90-97 doi: 10.15302/J-FASE-2019290

摘要:

Farmers are the key agents who manage land and water. Agriculture Green Development (AGD) requires a transformation in farming from high resource consumption and environmental cost to sustainable intensification with high productivity, high resource use efficiency and low environmental risk. This paper analyzes the public policy challenge of AGD and makes the case for a location-sensitive policy mix made up of regulation, advice provision, voluntarism and targeted incentives. The public agricultural extension service in China is a key resource, but one that requires reorientation and reform with the aim of better balancing high farm productivity with environmental protection.

关键词: agriculture     environment     development     incentives     policy     regulation    

2023年度农业前沿

农业项目组

《全球工程前沿》 2023年 第7卷 第1期   页码 181-208

HIGHLIGHTS OF THE SPECIAL ISSUE “CARBON NEUTRALITY AND A LOW CARBON ECONOMY FOR AGRICULTURE

《农业科学与工程前沿(英文)》 2023年 第10卷 第2期   页码 153-154 doi: 10.15302/J-FASE-2023497

摘要: HIGHLIGHTS OF THE SPECIAL ISSUE “CARBON NEUTRALITY AND A LOW CARBON ECONOMY FOR AGRICULTURE”

关键词: CARBON     ISSUE     NEUTRALITY     HIGHLIGHTS     AGRICULTURE    

Water resource conservation promotes synergy between economy and environment in China’s northern drylands

《环境科学与工程前沿(英文)》 2022年 第16卷 第3期 doi: 10.1007/s11783-021-1462-y

摘要:

•Considering evenness provides a more accurate assessment of sustainable development.

关键词: Water conservation     Environmental protection     Industry transformation     Evenness     Sustainable development     Dryland    

Highlights of special issue on ‘Agriculture in Water-Limited Areas’

Pute WU

《农业科学与工程前沿(英文)》 2017年 第4卷 第2期   页码 123-125 doi: 10.15302/J-FASE-2017147

Toward Agriculture Green Development

Oene OENEMA

《农业科学与工程前沿(英文)》 2020年 第7卷 第1期   页码 110-111 doi: 10.15302/J-FASE-2019314

GRASSLAND AGRICULTURE IN CHINA—A REVIEW

《农业科学与工程前沿(英文)》 2021年 第8卷 第1期   页码 35-44

摘要:

• Grassland-based livestock production systems cover large areas in China.

• China is facing degradation of rangeland and has great shortage of forage.

• Five types of mixed crop-livestock systems in China described.

• Improving crop–livestock integration requires S&T and policy supports.

 

Interactions between crops and livestock have been at the core of the evolution of many agricultural systems. In this paper, we review the development and characteristics of mixed crop-livestock systems, with a focus on grassland-based systems, as these cover large areas in China, and face several challenges. Following the transition from the original hunting and foraging systems to a sedentary lifestyle with integrated crop-livestock production systems some 8000 years ago, a range of different mixed systems have developed, depending on rainfall, solar radiation and temperature, culture and markets. We describe 5 main types of integrated systems, (1) livestock and rangeland, (2) livestock and grain production, (3) livestock and crop – grassland rotations, (4) livestock, crops and forest (silvo-pasture), and (5) livestock, crops and fish ponds. Next, two of these mixed systems are described in greater detail, i.e., the mountain-oasis-desert system and its modifications in arid and semi-arid regions, and the integrated crop-livestock production systems on the Loess Plateau. In general, crop-livestock interactions in integrated systems have significant positive effects on crop production, livestock production, energy use efficiency and economic profitability. We conclude that improved integration of crop-livestock production systems is one of the most important ways for achieving a more sustainable development of animal agriculture in China.

新时期中国农业发展与现代农业建设

卢良恕,孙君茂

《中国工程科学》 2004年 第6卷 第1期   页码 22-29

摘要:

20世纪末,中国农业进入新的发展阶段,实施了农业和农村经济结构战略性调整的重大举措,取得了显著成就。党的十六大确立了全面建设小康社会的奋斗目标,明确指出建设现代农业是全面建设小康社会的重大任务之一。现代农业是继原始农业、传统农业之后的一个农业发展新阶段,具有丰富的内涵、鲜明的特点和四种主要型态。现代农业建设要面对新形势,采取新的战略对策。

关键词: 现代农业     农村经济     中国    

标题 作者 时间 类型 操作

北方缺水地区半旱地农业有限补灌模式探讨

李英能

期刊论文

LIGHT INTERCEPTION AND USE EFFICIENCY DIFFER WITH MAIZE PLANT DENSITY IN MAIZE-PEANUT INTERCROPPING

期刊论文

STRATEGIES FOR IMPROVING WATER USE EFFICIENCY IN DRYLAND AGROECOSYSTEMS

期刊论文

Fighting for the poverty: a case study for human migration in the context of sustainable dryland farming

Yongqing MA, Jie CHEN, Shuqi DONG, Lun SHAN

期刊论文

黄淮海地区农业节水对策及实施半旱地农业可行性研究

山仑,吴普特 , 康绍忠, 冯浩  , 张岁岐

期刊论文

Research fronts of agriculture in 2023

期刊论文

China’s Agriculture Green Development: from Concept to Actions

期刊论文

Policy options for Agriculture Green Development by farmers in China

Laurence E. D. SMITH

期刊论文

2023年度农业前沿

农业项目组

期刊论文

HIGHLIGHTS OF THE SPECIAL ISSUE “CARBON NEUTRALITY AND A LOW CARBON ECONOMY FOR AGRICULTURE

期刊论文

Water resource conservation promotes synergy between economy and environment in China’s northern drylands

期刊论文

Highlights of special issue on ‘Agriculture in Water-Limited Areas’

Pute WU

期刊论文

Toward Agriculture Green Development

Oene OENEMA

期刊论文

GRASSLAND AGRICULTURE IN CHINA—A REVIEW

期刊论文

新时期中国农业发展与现代农业建设

卢良恕,孙君茂

期刊论文