通过农业生态区划了解小麦产量和生产的全球洞察力
Amir Dadrasi1, Mehrdad Chaichi2, Alireza Nehbandani3
1Department of Agronomy, Agriculture College, Vali-e-Asr University of Rafsanjan, Rafsanjan, Iran.
Scientific reports
|September 23, 2023
概括
全球粮食安全取决于增加粮食生产. 这项研究使用了农业生态区 (AEZ) 方法来确定适合全球小麦种植的地区,支持可持续农业和未来的粮食需求.
科学领域:
- 农业科学 农业科学
- 环境科学 环境科学
- 食品安全研究 食品安全研究
背景情况:
- 全球粮食安全需要在未来几十年内大幅增加粮食生产.
- 农业生态区 (AEZ) 方法是土地评估的经过验证的方法,对可持续农业发展至关重要.
- 确定最佳的小麦生产地区对于满足全球粮食需求至关重要.
研究的目的:
- 通过AEZ方法来评估全球土地适合小麦生产.
- 分析全球在灌和降雨条件下的小麦种植面积,产量和产量.
- 确定支持高小麦产量的特定气候区和土壤类型.
主要方法:
- 利用全球气候区地图,土壤数据和小麦种植统计数据.
- 分析了灌和雨水小麦生产系统的数据.
- 应用农业生态区 (AEZ) 方法来评估土地.
主要成果:
- 灌小麦覆盖59.5 Mha,收益率为4.02t/ha,总计为239.6 Mt. 气候区8002,5203,5302,5403和8102显示出产量最高的地区.
- 土土壤类型代码17 (Loam LF120) 是灌小麦的最佳,种植了23.6 Mha,生产了106.8 Mt.
- 雨水小麦产量达到410万,遍及160.2万平方公里. 气候区域3702最富有产量,洛姆土壤代码11,10和14也显示出高产量.
结论:
- 该研究成功地确定了全球有利于高小麦产量的关键气候区和土壤类型.
- 这些发现为农业科学家和政策制定者提供了有价值的数据,以战略性地扩大小麦种植.
- 这项研究支持了提高全球小麦产量的努力,并为不断增长的人口增强粮食安全.
相关概念视频
01:25Multiple Regression
3.0K
Multiple regression assesses a linear relationship between one response or dependent variable and two or more independent variables. It has many practical applications.
Farmers can use multiple regression to determine the crop yield based on more than one factor, such as water availability, fertilizer, soil properties, etc. Here, the crop yield is the response or dependent variable as it depends on the other independent variables. The analysis requires the construction of a scatter plot...
Farmers can use multiple regression to determine the crop yield based on more than one factor, such as water availability, fertilizer, soil properties, etc. Here, the crop yield is the response or dependent variable as it depends on the other independent variables. The analysis requires the construction of a scatter plot...
3.0K
01:16What is Climate?
18.6K
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.
18.6K
02:29Hybrid Zones
17.1K
Hybrid zones are narrow regions where two closely related species interact, mate, and produce hybrids. Relative to either parent species, hybrids may possess distinct phenotypic or genetic differences that impact their survival and reproductive success. The genetic variances introduced by hybridization influence species diversity and speciation processes within the hybrid zone.
17.1K
02:16Light Acquisition
8.5K
In order to produce glucose, plants need to capture sufficient light energy. Many modern plants have evolved leaves specialized for light acquisition. Leaves can be only millimeters in width or tens of meters wide, depending on the environment. Due to competition for sunlight, evolution has driven the evolution of increasingly larger leaves and taller plants, to avoid shading by their neighbors with contaminant elaboration of root architecture and mechanisms to transport water and nutrients.
8.5K