Application of a Soil Nutrient Measuring Instrument in Vegetable Seedling Substrate

查看全文 作　　者：Wang [1,2]Pengcheng;Zhang [1,2]Jian;Tian [1,2]Hongmei;Jiang [1,2]Haikun;Wang [1,2]Yan;Wang [1,2]Mingxia;Fang [1,2]Ling

机构地区：[1]Institute of Horticulture,Anhui Academy of Agricultural Sciences;[2]Key Laboratory of Genetic Improvement and Ecophysiology of Horticultural Crop in Anhui Province

出　　处：《Meteorological and Environmental Research》索引2015年第6卷第11期,共4页

基　　金：Supported by the Scientific Research Project of Public Welfare Industry(Agriculture)(201303014-01);Science and Technology Innovation Team of Anhui Academy of Agricultural Sciences(14C0314);the Dean’s Youth Innovation Fund from Anhui Academy of Agricultural Sciences(15B0331) 摘　　要：[Objective] The aim was to find an efficient method to measure available nitrogen,phosphorus and potassium content in vegetable seedling substrate.[Method] The suitable dosage of leaching agent,ratio of the substrate to water and leaching time for the detection of nutrient contents in the substrate by a soil nutrient measuring instrument were discussed firstly,and then the results of nutrient contents measured by the soil nutrient measuring instrument were compared with that by conventional approaches.[Result]In comparison with the conventional methods,the average content of available nitrogen measured by the soil nutrient measuring instrument was slightly higher,while the average content of available phosphorus measured by the instrument was lower; the average content of available potassium measured by the instrument was close to that by the conventional method.[Conclusion] This study could provide us a new method to detect available nitrogen,phosphorus and potassium content in seedling substrate efficiently. 关键词：土壤养分含量育苗基质蔬菜测试仪应用平均含量仪器测定测定仪

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Application of a Soil Nutrient Measuring Instrument in Vegetable Seedling Substrate

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