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1、玉竹规范化种植技术（Thestandardizedcultivationtechnology）Thestandardizedcultivationtechnology(a)overviewofalias,polygonatumarisanense,polygonatum,Yucandishbell.LiliaceaePolygonatumDruce.>(Mill),itsrootsareusedasmedicine.Mildandsweet.IthastheeffectsofNourishingYin,clearingheat,promotingfluidproductio
2、n,relievingcoughandsoon.Itisusedastonicmedicineinmedicine.Itisusedtotreatdiseasessuchasfever,Yin,deficiency,heat,dryness,cough,heartdisease,diabetes,tuberculosis,andsoon.Itcanalsobeusedasnutritiousfood,foodanddrink.Thecultivationofeconomicbenefitisveryconsiderable,isagoodwaytogetrichfarmer
3、s.Theyieldisveryhigh,2yearoldPolygonatumahectarecanproduce75000kilogramsofthehighest,generallycanproduce45000kg;thehighestyield12O000kgperhectarein3yearsoldcanproduce75000kgofpolygonatum,general.(two)plantcharacteristicsPerennialherbs.Undergroundwithbamboowhipfleshyrhizome.Accordingtothere
4、portofrhizomemorphologyismainlydividedintotwotypes:jadebambooandpolygonatum.Jadebamboocommonlyknownasbambooroottail,undergroundstemsthin,tosmall,internodelength,widedistribution,poorquality,lowconsumptionvalue.ThebigpigexcrementcommonlyknownasPolygonatumtail,undergroundstemstout,largernodu
5、les,internodeslonger,morebranches,goodquality,highediblevalue.Therhizomecontainingalkaloids,cardiacglycosides(asConvallariaconvallamarin),sugar(glucoseandfructose,Arabiasugar),mucus,niacinandvitaminetc..(three)growthcharacteristicsLikesdamp,coolclimate,suitableforgrowinginacidicsoilinsand.
6、(four)cultivationtechniques1.seedselectionUsuallypropagatedbyrhizomesofPolygonatumodoratum,reproducequickly.Therootisexpectedtogrowoneyearperyear,whichcanbeusedtojudgethegrowthyears.Eachnodecangrow2~3branches,and6~9branchescanbegrownin2years.Selectthesturdybranchesoftheyearwhenthebudsarest
7、raightandslightlyinward.Thinandsmallsharpbudendprotrudingbranchesandoldbranchescannotgerminate,notseed,ornutritionaldeficiencies,thelifeforceisnotstrong,affectinggenerations,poorqualityandlowyield.Itshouldnotbeusedforseedstem,stemwaslargeandlong,thecostistoohi
