隴中旱作區(qū)板藍(lán)根“3414”優(yōu)化栽培施肥模式研究
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關(guān)鍵詞：板藍(lán)根；“3414"試驗(yàn)設(shè)計(jì)；施肥量；產(chǎn)量；質(zhì)量；隴中旱作區(qū)
中圖分類號(hào)：S567.2 文獻(xiàn)標(biāo)志碼：A 文章編號(hào)：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
板藍(lán)根為十字花科植物菘藍(lán)（IsatisindigoticaFort.）的干燥根[1-2]，主要含有生物堿類、黃酮類、有機(jī)酸類、甾醇類、氨基酸、堿基及核苷類、蒽醌、香豆素等多種化合物，具有清熱解毒，涼血利咽的功效［2-4]。（剩余9494字）