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草坪草药剂修剪的应用研究进展

作  者:
刘伟;干友民;严东海
单  位:
四川农业大学草业科学系
关键词:
草坪草;植物生长调节物质;药剂剪草
摘  要:
药剂剪草又称化学剪草 ,是指利用生长调节物质或除草剂控制草坪草生长 ,达到减少草坪修剪的目的 ,从而降低养护管理成本。药剂剪草主要是基于化学药剂 (生长调节物质 )对草坪草的生物学效应。其效应在植株形态上表现为矮化、促蘖。化学药剂还使草坪草在内源激素、酶系统、代谢水平等方面发生深刻的变化。药剂剪草技术研究主要集中于高效低毒的药剂或药剂组配的筛选、药剂浓度的筛选。研究认为 ,不同的草种对化学药剂的敏感程度不同。为增强药效 ,可采取药剂混配、增加施药频率以及将药剂剪草和机械剪草有机结合起来等措施
译  名:
Research Advancement on Chemical Mowing of Turfgrass
作  者:
LIU Wei, GAN You min, YAN Dong hai (Department of Pratacultural Science, Sichuan Agricultural University, Ya'an, Sichuan, 625014, China)
关键词:
Turfgrass; Plant growth regulators PRGs; Chemical mowing
摘  要:
PRGs or Herbicides can be used for controlling growth of turfgrasses. Based on this mechanism, chemical mowing was presented to lower cost of turf management. In this paper, the mechanism and appliction techniques of chemical mowing were reviewed, and some results were obtained that after using chemicals, the morphological, Physilogical and biochemical characteritics of plant such as height, tillers , the concentrate of endogenic hormones and enzymes of turfgrasses were changed. Chemical mowing was a rather difficult technique, but in order to strenthen chemical effciency and assert good turf quality, many measures including screening proper chemicals and concentrates to deferent turfgrasses, selecting the time and frequency of application, mixing chemicals, setting up apractical system of mowing were taken by scientists and scholars.

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