本数据针对黑河流域多种荒漠类型的植被年生长生态调查。共有8个调查观测场，分别是：山前荒漠、山前戈壁、中游荒漠、中游戈壁、中游沙漠、下游荒漠、下游戈壁、下游荒漠，大小为40m×40m，主要监测指标：种名、数量、高度(cm)、基径(cm)、东西冠幅(cm)、南北冠幅(cm)、盖度(%)\n。
", "ds_source": "自2012年9月底10月初，植物停止生长期，进行年终生态调查。
", "ds_process_way": "在每个观测场固定3个20m×20m的大样方，命名为S1、S2、S3，进行灌木定期调查；每个大样方固定4个5m×5m的小样方，命名为A、B、C、D，进行草本调查。
", "ds_quality": "数据质量良好
", "ds_acq_start_time": "2012-06-28 00:00:00", "ds_acq_end_time": "2012-10-02 00:00:00", "ds_acq_place": "黑河流域中下游", "ds_acq_lon_east": 100.47111111111111, "ds_acq_lat_south": 38.5, "ds_acq_lon_west": 100.25, "ds_acq_lat_north": 38.50666666666667, "ds_acq_alt_low": null, "ds_acq_alt_high": null, "ds_share_type": "apply-access", "ds_total_size": 216576, "ds_files_count": 2, "ds_format": "excel", "ds_space_res": null, "ds_time_res": "分、日、次", "ds_coordinate": "WGS84", "ds_projection": "", "ds_thumbnail": "ed8abcce-8ef6-44c6-bc2a-6d0f4268b8f9.png", "ds_thumb_from": 2, "ds_ref_way": "", "paper_ref_way": "", "ds_ref_instruction": "本数据由“荒漠植被不同尺度水分利用效率及调控机制”项目产生，用户在使用数据时请在正文中明确声明数据的来源，并在参考文献部分引用本元数据提供的引用方式。", "ds_from_station": null, "organization_id": "52b7b79b-860c-49a5-9083-9a70cf8bed5a", "ds_serv_man": "敏玉芳", "ds_serv_phone": "0931-4967596 ", "ds_serv_mail": "ncdc@lzb.ac.cn", "doi_value": "", "subject_codes": null, "quality_level": 3, "publish_time": "2021-02-04 10:23:48", "last_updated": "2023-08-23 17:03:12", "protected": false, "protected_to": null, "lang": "zh", "cstr": "11738.11.ncdc.NIEER.2021.1773", "i18n": { "en": { "title": "Annual ecological survey data of different desert vegetation types in Heihe River Basin in 2012", "ds_format": "", "ds_source": "Since the end of September and the beginning of October 2012, the plant growth period has stopped, and the year-end ecological survey has been carried out.
", "ds_quality": "Good data quality
", "ds_ref_way": "", "ds_abstract": "Since the end of September and the beginning of October 2012, the plant growth period has stopped, and the year-end ecological survey has been carried out. This data is aimed at the annual growth ecological survey of vegetation of various desert types in the Heihe River Basin. There are 8 observation sites, which are: Piedmont desert, piedmont Gobi, middle reaches desert, middle reaches Gobi, middle reaches desert, lower reaches desert, lower reaches Gobi and lower reaches desert, with the size of 40m × 40m. The main monitoring indicators are species name, number, height (CM), basal diameter (CM), East West crown (CM), North South crown (CM) and coverage (%)\n.
", "ds_time_res": "分、日、次", "ds_acq_place": "Middle and lower reaches of Heihe River Basin", "ds_space_res": "", "ds_projection": "", "ds_process_way": "Three 20 m × 20 m large quadrats named S1, S2 and S3 were fixed in each observation site for regular shrub survey; four 5 m × 5 m small quadrats named a, B, C and D were fixed in each large quadrat for herbage survey.
", "ds_ref_instruction": "" } }, "submit_center_id": "ncdc", "data_level": 0, "license_type": "CC BY 4.0", "doi_reg_from": "reg_local", "cstr_reg_from": "reg_local", "doi_not_reg_reason": null, "cstr_not_reg_reason": null, "is_paper_in_submitting": false, "ds_topic_tags": [ "荒漠植物种", "高度", "冠幅" ], "ds_subject_tags": [ "自然地理学" ], "ds_class_tags": [], "ds_locus_tags": [ "中下游", "黑河流域", "荒漠" ], "ds_time_tags": [ 2012 ], "ds_contributors": [ { "true_name": "苏培玺", "email": "supx@lzb.ac.cn", "work_for": "中国科学院西北生态环境资源研究院", "country": "" } ], "ds_meta_authors": [ { "true_name": "苏培玺", "email": "supx@lzb.ac.cn", "work_for": "中国科学院西北生态环境资源研究院", "country": "" } ], "ds_managers": [ { "true_name": "苏培玺", "email": "supx@lzb.ac.cn", "work_for": "中国科学院西北生态环境资源研究院", "country": "" } ], "category": "生态" }