摘要:掌握农田系统作物耗水量变化情况,对研究作物各生育期水分消耗规律至关重要。基于此,本数据提供了中国农业大学石羊河实验站内大型称重式蒸渗仪实测的玉米耗水量数据,时间分辨率为日尺度,灌溉方式为畦灌,数据范围为2009–2016年。数据采集和处理过程严格遵循仪器数据质量控制和规范。数据以日为尺度公开,以期为区域农业水资源高效利用提供依据。
关键词:石羊河实验站;大型蒸渗仪;耗水量;玉米
数据库(集)名称 | 2009–2016年中国农业大学石羊河实验站玉米日耗水量数据集 |
数据通信作者 | 佟玲(tongling2001@cau.edu.cn) |
数据作者 | 马一宁、丁日升、佟玲、康绍忠、李思恩、杜太生 |
数据时间范围 | 2009–2016 |
地理区域 | 中国农业大学石羊河实验站(37°52′20″N,102°50′50″E),位于甘肃省武威市凉州区。本数据由玉米试验区东侧的大型称重式蒸渗仪测定。 |
数据量 | 50.4 KB |
数据格式 | *.xlsx |
数据服务系统网址 | http://dx.doi.org/10.57760/sciencedb.o00119.00011 |
基金项目 | 国家科技基础资源调查专项资助(2021FY100703);甘肃内陆河区农田水碳通量监测与节水固碳减排潜力评估(21JR7RH897)。 |
数据库(集)组成 | 本数据集为数据表形式。内含1个数据表,命名为“蒸渗仪”,由4列组成,分别为测定日期、玉米日耗水量E (mm)、灌溉量I (mm)和降水量P (mm),共1323行。 |
Title | A dataset of daily water consumption records for maize at Shiyanghe Experimental Station of China Agricultural University during 2009-2016 |
Data corresponding author | TONG Ling (tongling2001@cau.edu.cn) |
Data author(s) | MA Yining, DING Risheng, TONG Ling, KANG Shaozhong, LI Sien, DU Taisheng |
Time range | 2009–2016 |
Geographical scope | Shiyanghe Experimental Station, China Agricultural Universityin Liangzhou District, Wuwei City, Gansu Province (37°52′20″N, 102°50′50″E). This data was measured by a large-scale lysimeter on the east side of the maize trial plot. |
Data volume | 50.4 KB |
Data format | *.xlsx |
Data service system | http://dx.doi.org/10.57760/sciencedb.o00119.00011 |
Source(s) of funding | Special Project on National Science and Technology Basic Resources Investigation of China (2021FY100703); Monitoring of Water Carbon Fluxes in Agricultural Land in Gansu Inland River Region and Assessment of Carbon Reduction Potential of Water Conservation and Sequestration (21JR7RH897). |
Dataset composition | This dataset is in the form of a data table. It contains one data sheet named "lysimeter", consisting of 4 columns, namely date of measurement, daily water consumption for maize E (mm), Irrigation I (mm) and precipitation P (mm), respectively, in 1,323 rows. |