摘要
在香石竹上进行了土施和喷施生长延缓剂控制植株生长的试验。结果表明：一定浓度的ＰＰ３３３、ＴＩＢＡ、Ｐｉｘ均能抑制香石竹的生长，并且浓度越高，抑制效果越显著，其中以ＰＰ３３３５０ｍｇ·Ｌ－１处理盆栽观赏效果最好。与对照相比，表现为株高和生长速率降低，侧枝数和花量减少，花期提前，对花色和花径影响不明显。
Theexperimentwascarriedouttoinvestigatetheeffectofplantgrowthretardantoncontrollinggrowthofcarnationplantbysoildrenchandfoliarspraying.TheresultsindicatedthatPP333,TIBAandPixwithcertainconcentrationcouldinhibitthegrowthofcarnation.Theinhibitioneffectwouldgetbetterwiththeincreaseofretardantconcentration.ThebesteffectforornamentationwasobservedwhenthepotcultivatedcarnationwastreatedwithPP333attheconcentrationof50mgperliter.Comparedwiththecontrolgroup,theretardantcoulddecreasetheplantheight,growthrate,lateralbranchandnumberofflowers,andshifttheflowerstagetoanearlierdate,buthaslesseffectoncolorandwidthofflower.
基金
河北职业技术师范学院青年科学基金
