化肥与虎杖渣对27月龄虎杖生长发育的影响对比
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关键词：化肥；虎杖渣；还田利用；农艺性状；对比中图分类号：S567.22；S6-3 文献标识码：A文章编号：0439-8114（2025）08-0147-05DOI：10.14088/j.cnki.issn0439-8114.2025.08.022
Comparison of the effects of fertilizer and Polygonum cuspidatum residue on the growth and development of 27-month-old Polygonum cuspidatum
ZHANG Ze-zhi¹， SHANG Fang²， LIU Shu³， FENG Hai-dong1 （1.ShiyanAcadeyfAgiulualiencs，n42，Hubei，a;YyngDstrictAgltureandRuralBureaa4， Hubei，China;3.FangzhouPharmaceutical Co.，Ltd.，Shiyan442Ooo，Hubei，China）
Abstract：In2022，usingPolygonumcuspidatumresidueandchemicalfertilizerpotassumsulfateasbasefertilizersrespectively，fter27monthsofieldcultivatio，theabovegroundagronomic raits，singleleafsurfacearea，stomatalumber，medicinalcooent contentoftheotsystem，andsoilwater-solubleaggregatesofPolygonumcuspidatumweredeterminedThefreshanddryweightsof theabove-groundpartswere measured，andtheproportionofeachpartwscalculatedtoanalyzetheeectsofchemicalfertlero tasiumsulfateorPolygonmcuspidatumresidueonPolygonumcuspidatumcultivation.Theresultsshowedthatcomparedwiththeno fertilization treatment（CK + seed stems），both chemical fertilizer potassium sulfate and Polygonum cuspidatum residue significantly promoted thedry weightof above-ground stems and leaves，plant height，stem diameter，numberof main stem nodes，numberof leaves，andtotalbranchesofPolygonumcuspidatum.Additionally，Polygonumcuspidatumresiduealsosignificantlypromotedthe above-groundfreshweight，singleleafsurfacearea，andsingleleafstomatalnumberofPolygonumcuspidatum，whilechemicalfertilizerpotassiumsulfateonlysignificantlypromotedthefresh weightoflavesandbranchesofPolygonumcuspidtum.Inadition，the contentofpolydatinintherotsystemof27-montholdPolygonumuspidatummetthepharmacopoeialtandards，butthecontentsof emodinandresveratroldidnotmeetherelevantstandards.Thereasnosignificantdiferenceinoilwater-solubleaggregatesnth root system of 27- month-old Polygonum cuspidatum，and only the 2～4 mm aggregate content in rhizosphere soil and MWD（mean weightdiameter）ofPolygonumcuspidatumseedlingscultivatedundertheconditionofPolygonumcuspidatumresidue werelarger. Po lygonumcuspidatumesiduecouldbeusdasbasefertilizerforetuingtothefield，anditsfectasbettrthantatofchcalfer tilizer potassium sulfate.
KeyWords：fertilizer;Polygonumcuspidatumresidue；returning tofield forutilization；agronomic traits；comparison
蓼科植物虎杖根茎富含大黄素、虎杖苷等药用成分[12]，广泛用于治疗腹泻、发烧、降血压、保肝利胆、抗癌等[3-5]，主产于湖北及江西等地，入药始载于《雷公炮炙论》[5]。（剩余6490字）
