頁籤選單縮合
題 名 | 快克草對百慕達草坪之除草效果之藥害=Weed Control and Phytotoxicity of Quinclorac in Bermudagrass Turf |
---|---|
作 者 | 許明晃; 張新軒; | 書刊名 | 中華民國雜草學會會刊 |
卷 期 | 20:1 1999.06[民88.06] |
頁 次 | 頁1-7 |
分類號 | 433.85 |
關鍵詞 | 百慕達草; 草坪; 快克草; 雜草防除; 藥害; Bermudagrass; Turf; Quinclorac; Weed control; Phytotoxicity; |
語 文 | 中文(Chinese) |
中文摘要 | 本研究探討除草劑快克草(quinclorac,3,7-dichloro-8-quinolinecarboxylic acid)對百慕達草坪之除草效果和藥害。百慕達草坪噴施快克草0.25kg ha□、0.5kg ha□處理,可有效防除禾本科雜草馬唐(Digitaria sanguinalis)、兩耳草(Paspalum conjugatum),對於菊科雜草霍香薊(Ageratum conyzoides)、紫背草(Emilia sonchifolia)、假吐金菊(Soliva anthemifolia)、加拿大蓬(Conyza canadensis)、山萵苣(Lactuca indica),以及莧科長梗滿天星(Alternanthera philoxeroides)之防除效果亦佳。但施用快克草對百慕達草坪會產生不同程度之藥害,在刈割高度為2cm下,Common、Tifgreen、Tifway及A98四品系均有藥害產生;刈割高度5cm時,A98具有忍受性,其他三品系則仍有藥害產生。 |
英文摘要 | Quinclorac(3,7-dichloro-8-quinolinecarboxylic acid) can be used effectively to control grasses includig crabgrass (Digitaria sanguinalis), and sour grass (Paspalum conjugatum) and broadleaf weeds such as tropic ageratum (Ageratum conyzoides), sowthistle tasselflower (Emilia sonchifolia), false corianda (Soliva anthemifolia), horse-weed (Conyza canadensis), wild lettuce (Lactuca indica) and alligator alternanthera (Alternanthera philoxeroides) in bermudagrass turf. Quinclorac may also damage the bermudagrass depending on the rate. At low mowing height (2 cm), all the tested bermudagrass cultivars including Common, Tifgreen, Tifway and A98 were injured at rates of 0.25 and 0.5 kg ha□. At high mowing height (5 cm), all but A98 was also injured at both rate. |
本系統中英文摘要資訊取自各篇刊載內容。