文章编号：1673-887X(2023)01-0154-03来凤县薯-玉-豆复合种植模式探索周行瑶1，吴德深1，潘官友2（1.来凤县农业技术推广中心，湖北来凤445700；2.来凤县大河镇农业技术服务中心，湖北来凤445700）摘要为研究恩施山区薯-玉-豆宽幅集成高效模式，以马铃薯、玉米、大豆套间种设置了8个不同宽幅、不同规格、不同密度的试验处理组，探索适宜恩施山区生产的薯-玉-豆宽幅集成种植模式。结果表明：种植带宽为1.6m，玉米与马铃薯行比为1∶2，玉米与大豆行比为1∶3。马铃薯以1.6m开厢，马铃薯种植2行，马铃薯行间距0.6m，与宽幅的厢边距0.5m，株距0.2m，密度计4170株/0.067hm2。玉米采用单行双株，套种在马铃薯厢间，穴距0.3m，与马铃薯行间距0.5m，密度2780株/0.067hm2。大豆在马铃薯收获后种植3行，密度6250穴/0.067hm2，穴距0.2m，大豆行间距、与玉米行间距同为0.4m模式综合性状表现好，纯收入2286.82元/0.067hm2，比对照增加收入141.73元/0.067hm2，产投比为1.55，增产增收效果明显。关键词薯-玉-豆；宽幅；集成高效模式；试验中图分类号S344.2文献标志码Adoi:10.3969/j.issn.1673-887X.2023.01.057StudyonCompoundPlantingPatternofPotato,MaizeandBeaninLaifengCountyZhouXingyao1,WuDeshen1,PpanGuanyou2(1.LaifengAgriculturalTechnologyExtensionCenter,Laifeng445700,Hubei,China;2.DahezhenAgriculturalTechnicalServiceCenter,Laifeng445700,Hubei,China)AbstractAbstract：Inordertostudythewide-widthintegratedefficientmodelofpotatomaizeandbeaninEnshiMountainarea,8experimen‐taltreatmentgroupswithdifferentwidths,specificationsanddensitiesweresetforinterspeciesofpotatomaizeandbeantoexplorethewide-widthintegratedplantingmodelofpotatomaizeandbeansuitableforproductioninEnshiMountainarea.Theresultsshowedthattheplantingbandwidthwas1.6m,therowratioofcorntopotatowas1∶2,andtherowratioofcorntosoybeanwas1∶3.Thepotatowasplantedin2rowsat1.6m,thepotatorowspacingwas0.6m,andthewideboxmarginwas0.5m,theplantspacingwas0.2m,thedensitometerwas4170strain/0.067hm2.Themaizewasinterplantedinthepotatocagewithsinglerowanddoubleplant.Theholespacingwas0.3mandthepotatorowspacingwas0.5m.Thedensitywas2780strain/0.067hm2.Thesoybeanwasplantedin3rowsafterpotatoharvest,thedensitywas6250holes/0.067hm2,th...
