陇中旱作区板蓝根“3414”优化栽培施肥模式研究

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关键词：板蓝根；“3414"试验设计；施肥量；产量；质量；陇中旱作区

中图分类号：S567.2 文献标志码：A 文章编号：2097-2172（2025）06-0543-07

doi：10.3969/j.issn.2097-2172.2025.06.009

Study on Optimized Cultivation and Fertilization Model of Radix Isatidis Based on '3414'Design in Dryland Areasof Central Gansu

YANG Weijing1，WANG Xingzheng¹， PAN Xia²， LING Peng¹，WEN Yinhua’，LIU Kun'， WANG Panpan'， LIU Quanliang1，HAN Tianpeng 3 （1.Dingxi Academyof Agricultural Sciences，DingxiGansu 743OOo，China; 2.The Testing CentreforDrug of Dingxi， DingxiGansu743ooo，China;3.Chankou ForestFarm Experimental Station，DingxiGansu 743ooo，China）

Abstract：Inorder toexploretheefectsofoptimizedcultivationandfertilizationmodelsontheyield，quality，andeconomic benefitsofRadixIsatidisiedyandareaofntralGansu，te'3414'expimentaldsignsoptdwithtrogn，spos， andpotassiumasmainefectivefactorstoestablishanoptimalfertilizationscheme.Resultsshowedthatfertlizationmodels significantlyetedgrooicaactes，ldntealualityndooicefiteltingurntactoorield and economic return followed the order N>P>K .Amongall treatments，the highest average yield （1O 765.41kg/ha） was obtained with application rates of N 217.08 kg/ha， P205 119.87 kg/ha，and K2O 57.27 kg/ha-an increase of 55.3% compared to the control （no fertilizer）.Thesame treatmentalsoachievedthehighesteconomicreturn，withavalueoutputof43O61.64Yuan/haandneicome increaseof1313.51Yuanhacomparedtothecontrol.Underoptimizedfertlization，the（R，S）-goitrincontentofRadixIsatidis generallymetorexceded thestandardsof thePharmacopoeiaofthePeople'sRepublicofChina.Atemaryquadraticequation predictedthatthemaximumfertilizationrateforhighestyield（1O76582kg/ha）wouldbeN323.39g/ha，PO5115.7kg/aand K2O77.71 kg/ha.The optimal fertilization rate wasN 239.96 kg/ha， P205 78.43kg/ha，and K2O 44.58 kg/ha，yielding10 388.07kg/ haItisrecommendedtatthisoptialfrtilizationmodelbeadoptedforstandardizedproductionofRdixIsatidisinenalGansu's dryland region.

Key Words：Radix Isatidis;'3414' experimental design; Fertilizationrate; Yield; Quality; Central Gansudrylandarea

板蓝根为十字花科植物菘蓝（IsatisindigoticaFort.）的干燥根[1-2]，主要含有生物碱类、黄酮类、有机酸类、甾醇类、氨基酸、碱基及核苷类、蒽醌、香豆素等多种化合物，具有清热解毒，凉血利咽的功效［2-4]。（剩余9494字）