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作 者:包天莉 梁银丽[1,2] 李文平[3] 穆兰[2] 张朝文[3] 王科峰[3]
机构地区:[1]西北农林科技大学资源环境学院,陕西杨凌712100 [2]中国科学院水利部水土保持研究所,陕西杨凌712100 [3]西北农林科技大学林学院,陕西杨凌712100
出 处:《西北农业学报》2014年第5期129-133,共5页Acta Agriculturae Boreali-occidentalis Sinica
基 金:国家科技支撑计划项目"西部城郊生态涵养高效农业模式研究与示范"(2014BAD14B006)
摘 要:为了探索樱桃番茄(Lycopersiconesculentumvar.cerasiforme Alef.)生长的最适环境条件,研究了不同栽培方式及土壤类型下,樱桃番茄果实不同时期产量及品质的变化。结果表明,从结果初期到结果末期,樱桃番茄果实可溶性糖和可溶性固形物质量分数呈上升趋势,蛋白质质量分数呈下降趋势,有机酸呈先降后升的变化趋势,结果初期质量分数最高;土娄土樱桃番茄果实品质指标高于黄绵土,露天处理优于温室处理;整个生长期樱桃番茄果实单株总产量为土娄土温室栽培最高,黄绵土露天栽培最低。相关分析表明,结果初期和结果盛期樱桃番茄果实单株产量与可溶性糖、有机酸、可溶性固形物和可溶性蛋白质质量分数呈负相关,结果末期呈正相关。综合分析认为,从提高樱桃番茄产量的角度出发,土娄土温室栽培为最佳;但从提高樱桃番茄品质的角度出发,应以土娄土露天栽培最优。To explore the optimum growth condition of cherry tomato(Lycopersicon esculentum var. cerasiforme Alef.),yield and quality of cherry tomato were studied under different cultivation patterns and soil types at different growing stages.Results showed that from early fruiting stage to later fruiting stage,the soluble sugar and soluble solid of tomato fruits decreased,soluble protein increased.However,organic acid in cherry tomato fruits decreased from early fruiting stage to minimum value at fruit flourish stage and then increased at later fruiting stage.The quality of cherry tomato was higher in Lou soil than in Loessial soil and in outdoor was better than in greenhouse;yield per plant was the highest in Lou soil in greenhouse and was the lowest in loessial soil in outdoor during the growing seasons.Correlation analysis indicated there were negative correlations between the single plant yield with soluble sugar,organic acid,soluble solid and soluble protein at the fruiting stages in early fruiting stage and fruit flourish stage,but there were positive correlations in later fruiting stage.Therefore,for high cherry tomato yield,greenhouse-Lou soil is optimum.However,open-Lou soil is the best choice for improving cherry tomato quality.
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