{ "release_id": "thrive-v1-9d751b6f6d1787853e7f8e31", "flora_id": 18, "display_name": "Vachellia tortilis", "scientific_name": "Acacia tortilis", "document": { "schema_version": "flora-language-separated-v0.3", "language": "zh", "id": 18, "taxonomy": { "original_scientific_name": "Acacia tortilis", "accepted_name": "Vachellia tortilis (Forssk.) Galasso & Banfi", "family": "Fabaceae", "genus": "Vachellia" }, "display_name": "Vachellia tortilis", "family_display": "豆科", "genus_display": "Vachellia", "description": { "summary": "苏丹Gezira来源的 Acacia tortilis subsp. raddiana 幼苗接受首周NaCl脉冲，随后以淡水恢复；突尼斯Bou Hedma采集、作者鉴定为 var. ‘raddiana’ 的种子在22 g/L NaCl下萌发率为21%。两项试验涉及不同种源、处理方式和生活阶段，不能合并为单一阈值。", "sections": [ { "id": "s01", "title": "概述", "paragraphs": [ { "id": "s01-p01", "text": "盐胁迫证据来自不同材料：Mehari等用苏丹Gezira来源的A. tortilis subsp. raddiana幼苗进行了首周NaCl脉冲、随后淡水的试验；Jaouadi等用突尼斯Bou Hedma采集、作者鉴定为A. tortilis subsp. raddiana var. ‘raddiana’的种子进行了萌发试验。前一试验的脉冲浓度不代表四周连续根区盐度。", "source_ids": [ "S1", "S2" ], "claim_type": "project_synthesis" } ] }, { "id": "s02", "title": "名称与分类", "paragraphs": [ { "id": "s02-p01", "text": "本条接受名为Vachellia tortilis (Forssk.) Galasso & Banfi。Mehari等苗期盐试验使用Gezira（苏丹）来源、原文鉴定为A. tortilis subsp. raddiana的幼苗；Jaouadi等种子萌发研究使用作者标作A. tortilis subsp. raddiana var. ‘raddiana’、采自突尼斯Bou Hedma的种子。各试验按原文的材料与分类范围陈述，不把一种材料外推至整个种复合群。", "source_ids": [ "S1", "S2", "S6" ], "claim_type": "source_fact" }, { "id": "s02-p02", "text": "POWO将Acacia tortilis (Forssk.) Hayne列为Vachellia tortilis的异名，并接受V. tortilis subsp. raddiana。叙述盐试验时仍保留原文使用的实验名称，并逐项说明其亚种范围。", "source_ids": [ "S1", "S2", "S6" ], "claim_type": "project_synthesis" } ] }, { "id": "s03", "title": "形态与鉴别", "paragraphs": [ { "id": "s03-p01", "text": "多刺灌木或乔木，树冠常呈伞形，叶为二回羽状复叶，花小而白，果荚可弯曲或扭旋。属内种下变异及亚种鉴定重要；本条盐试验的材料明确限于 subsp. raddiana，不代表整个复合种。", "source_ids": [ "S1", "S2" ], "claim_type": "source_fact" } ] }, { "id": "s04", "title": "分布、生境与物候", "paragraphs": [ { "id": "s04-p01", "text": "非洲和西亚地区的物种生态资料主要记载干旱至半干旱林地、稀树草原和沙地；所引资料未提供带地理定位的原生盐沼、盐湖或盐化洪泛区根区记录。BiosalineDB耐盐标签所引Al-Saidi等（2006）短文的Table 2按0.6–20 dS/m盐度列出第3–18日累积萌发率；A. tortilis在第18日于0.6和20 dS/m处理下分别达到94.0%和26.0%。Table 1报告海盐灌溉下0.6、6、12 dS/m时叶脯氨酸分别为2.17±0.18、2.92±0.36、4.67±0.27 μmol/g FW，叶氮分别为3.69±0.03、3.11±0.15、2.85±0.11%。短文另报告三物种合计540株一年生苗的遮阴棚试验，但未给A. tortilis种源或单种苗数，不能据此建立可转移到本种的剂量—生长关系。", "source_ids": [ "S1", "S2", "S3", "S4", "S6" ], "claim_type": "source_fact" }, { "id": "s04-p02", "text": "现有分类与生态资料未提供可统一采用的花果期；单一地区观察不足以概括全种。", "source_ids": [ "S6" ], "claim_type": "evidence_gap" } ] }, { "id": "s05", "title": "自然生境盐分关联", "paragraphs": [ { "id": "s05-p01", "text": "原生范围资料主要记载干旱区林地和稀树草原，没有提供明确的自然盐渍根区种群记录。所引实验涉及苏丹一个亚种来源的幼苗盐水脉冲处理。", "source_ids": [ "S1", "S2" ], "claim_type": "project_synthesis" } ] }, { "id": "s06", "title": "耐盐研究", "paragraphs": [ { "id": "s06-p01", "text": "Mehari等将苏丹Gezira来源、两月龄的 A. tortilis subsp. raddiana 幼苗种在河砂中，处理0、150和300 mM NaCl。盐水仅在首周隔日施加4次，此后三周每天用淡水浇至田间持水量。四周终点测量茎和根相对生长率、落叶及水势；150和300 mM脉冲组仍有生长率数据，但到第4周叶片已全部脱落，作者按其标准将该材料判为敏感。首周后的淡水处理表明，脉冲浓度不等于连续根区盐度。", "source_ids": [ "S1" ], "claim_type": "source_fact" }, { "id": "s06-p02", "text": "Jaouadi等对2005年8月从突尼斯Bou Hedma国家公园采集、鉴定为 A. tortilis subsp. raddiana var. ‘raddiana’ 的种子进行NaCl萌发试验。种子先以浓硫酸浸泡1小时、用蒸馏水冲洗15分钟，再经Benlate处理1小时并冲洗；随后置于珍珠岩培养皿，在黑暗、25°C下每日浇灌含NaCl的蒸馏水。试验持续30天，每日计数萌发种子并记录萌发率和平均萌发时间；表3显示22 g/L时萌发率为21%。这是单一采集地的种子萌发结果，不能代表幼苗或成株表现，也不应外推至整个种复合群。", "source_ids": [ "S2" ], "claim_type": "source_fact" } ] }, { "id": "s07", "title": "已报道机制与生态适应", "paragraphs": [ { "id": "s07-p01", "text": "研究同时记录生长、水势和落叶，盐水处理后的淡水冲洗是关键设计；试验作者把该苏丹种源评价为敏感，不能从初始脉冲浓度推导持续耐盐机制。", "source_ids": [ "S1", "S2" ], "claim_type": "project_synthesis" } ] }, { "id": "s08", "title": "研究结论与资料缺口", "paragraphs": [ { "id": "s08-p01", "text": "BiosalineDB的“Tolerant”标签未给阈值。Al-Saidi等（2006）短文的Table 1–2含三物种各自的定量萌发结果及叶片脯氨酸、氮数据；其遮阴棚试验则报告三物种合计540株一年生苗，未注明A. tortilis种源或苗数分配，不能据此推定本种的剂量—生长关系或耐盐上限。苏丹幼苗脉冲和突尼斯种子萌发试验使用不同材料、盐体系和阶段，也不可合并为单一物种阈值。", "source_ids": [ "S1", "S2", "S3", "S4" ], "claim_type": "project_synthesis" } ] } ] }, "tolerance_evidence": [ { "id": "M01", "source_ids": [ "S1" ], "description": { "evidence_type": "首周NaCl脉冲后淡水恢复的幼苗试验", "material": "两月龄A. tortilis subsp. raddiana苗，种源Gezira, Sudan", "salt_metric": "NaCl", "value_and_unit": "0, 150, 300 mM NaCl", "medium_and_exposure": "河砂盆栽；处理仅首周4次隔日盐水，之后3周淡水至田间持水量", "life_stage": "幼苗", "duration": "4周，其中盐处理仅首周", "endpoint": "树干/根相对生长率、叶片脱落、水势", "result": "150和300 mM NaCl首周脉冲组在四周时仍有生长率数据，但幼苗已提前落叶，作者按其标准判为敏感；四周终点时两组叶片均已全部脱落，且早于同处理的 A. nilotica。随后三周使用淡水，故不能将初始脉冲浓度解释为持续盐暴露。", "limitations": "NaCl仅在首周施加，之后三周以淡水浇灌并稀释盐分；结果不能视为稳定根区持续暴露的耐盐阈值。" } }, { "id": "M02", "source_ids": [ "S2" ], "description": { "evidence_type": "NaCl处理下的种子萌发试验（最高测试浓度22 g/L）", "material": "论文鉴定为A. tortilis subsp. raddiana var. ‘raddiana’的种子，2005年8月采自突尼斯Bou Hedma国家公园。", "salt_metric": "NaCl", "value_and_unit": "22 g/L NaCl（表3所列）", "medium_and_exposure": "盐处理前以浓硫酸浸种1小时、用蒸馏水冲洗15分钟，再用Benlate处理1小时并冲洗；置于装珍珠岩的培养皿，黑暗、25°C下，每日以含NaCl的蒸馏水浇灌。", "life_stage": "种子", "duration": "30天；NaCl试验中的萌发种子每日计数。", "endpoint": "萌发率/平均萌发时间", "result": "表3在22 g/L NaCl下记录21%萌发；这是种子阶段的萌发结果，数值保留为g/L。", "limitations": "本研究测试的是Bou Hedma采集种子的萌发；该结果不证明后续幼苗生长、成株表现或整个物种的耐盐性。" } } ], "database_records": [ { "name_original": "biosalinedb", "display_name": "BiosalineDB", "record_id": "55", "verification_level": "local_original", "support_scope": "BiosalineDB记录55将Samr/A. tortilis列为多年生并标为“Tolerant”，但最大阈值字段为空，所列引文包括Al-Saidi等（2006）。该两页短文的Table 1报告海盐灌溉下0.6、6、12 dS/m的叶片脯氨酸和氮数据，Table 2按盐度与处理日数给出三物种各自的累积萌发率。另一个遮阴棚试验对三物种合计540株一年生苗进行三重复处理（自来水对照、6和12 dS/m）；未报告A. tortilis种源或单种苗数，不能由合计试验推定本种的可转移剂量—生长关系或定量阈值。", "source_ids": [ "S4", "S3" ] }, { "name_original": "floraveg", "display_name": "FloraVeg.EU", "record_id": "Acacia tortilis exact match", "verification_level": "local_original", "support_scope": "欧洲生态库；非原生区；EUNIS盐/半咸生境关联0。欧洲群落数据库的适用地域不覆盖该种主要原生非洲/西亚区域。不能作为全球无盐生性的证据。", "source_ids": [ "S7", "S8" ] }, { "name_original": "FAO Ecocrop", "display_name": "FAO Ecocrop", "record_id": "id=2712", "verification_level": "archived_synthesis", "support_scope": "FAO Ecocrop全球作物与资源档案将本种描述为典型干旱林地植物，并称其对土壤盐度的耐受较低；档案没有提供自然盐沼种群或可核的根区测量。这一二级物种档案可用于分布与用途背景，不是盐度试验或定量NaCl耐受值。", "source_ids": [ "S5" ] } ], "sources": [ { "id": "S1", "citation_original": "Mehari, Ericsson & Weih. 2005. Effects of NaCl on seedling growth, biomass production and water status of Acacia nilotica and A. tortilis", "url": "https://doi.org/10.1016/j.jaridenv.2004.11.014", "additional_urls": [], "source_kind": "primary_experiment", "verification_level": "archived_synthesis", "checked_at": "2026-09-29" }, { "id": "S2", "citation_original": "Jaouadi, Hamrouni, Souayeh & Khouja. 2010. Étude de la germination des graines d’Acacia tortilis sous différentes contraintes abiotiques. Biotechnologie, Agronomie, Société et Environnement 14(4):643–652.", "url": "https://popups.uliege.be/1780-4507/index.php?file=1&id=17127&pid=6419", "additional_urls": [ "https://popups.uliege.be/1780-4507/index.php?id=6419&lang=en" ], "source_kind": "primary_experiment", "verification_level": "full_text", "checked_at": "2026-10-03" }, { "id": "S3", "citation_original": "Al-Saidi, Esechie & Kawamitsu. 2006. Salt tolerance of Acacia tortilis, Prosopis cineraria and Ziziphus spina-christi. Abstracts of Meeting of the Crop Science Society of Japan 221:218–219. DOI: 10.14829/jcsproc.221.0.218.0.", "url": "https://www.jstage.jst.go.jp/article/jcsproc/221/0/221_0_218/_pdf", "additional_urls": [ "https://doi.org/10.14829/jcsproc.221.0.218.0" ], "source_kind": "primary_experiment", "verification_level": "full_text", "checked_at": "2026-10-04" }, { "id": "S4", "citation_original": "BiosalineDB record 55, Acacia tortilis/Samr", "url": "https://db.cngb.org/biosaline/browser/", "additional_urls": [], "source_kind": "database", "verification_level": "local_original", "checked_at": "2026-10-03" }, { "id": "S5", "citation_original": "FAO Ecocrop species sheet, Acacia tortilis", "url": "https://ecocrop.apps.fao.org/ecocrop/srv/en/dataSheet?id=2712", "additional_urls": [], "source_kind": "authoritative_database", "verification_level": "archived_synthesis", "checked_at": "2026-09-29" }, { "id": "S6", "citation_original": "Plants of the World Online (POWO), Kew Science. Vachellia tortilis (Forssk.) Galasso & Banfi.", "url": "https://powo.science.kew.org/taxon/77087190-1", "additional_urls": [], "source_kind": "taxonomic_authority", "verification_level": "authority_record", "checked_at": "2026-10-02" }, { "id": "S7", "citation_original": "FloraVeg.EU. Acacia tortilis species overview (exact taxon record).", "url": "https://floraveg.eu/taxon/overview/Acacia%20tortilis", "additional_urls": [], "source_kind": "database", "verification_level": "local_original", "checked_at": "2026-10-02" }, { "id": "S8", "citation_original": "FloraVeg.EU / Chytrý et al. (2020), EUNIS-ESy characteristic-species combinations, version 2021-06-01. DOI:10.5281/zenodo.4812736.", "url": "https://files.ibot.cas.cz/cevs/downloads/floraveg/Characteristic-species-combinations-EUNIS-habitats-2021-06-01.xlsx", "additional_urls": [ "https://doi.org/10.5281/zenodo.4812736" ], "source_kind": "database", "verification_level": "local_original", "checked_at": "2026-10-02" } ] } }