[The effect of six fungicides on the control of foliar diseases of Medicago sativa growing in Al-Kharj region of Saudi Arabia]
1988
Trabulsi, I.Y. (J"a:mi3at al-malik su3u:d (Saudi Arabia). Killiyat al-zira:3at)
A study was carried out to evaluate the effectiveness of the fungicides Dithane M-45, Triadimefon, Benomyl, Propineb, Zineb and Chloranthil for the control of foliar diseases in alfalfa. In addition, their effect on stem length, leaf number and fresh and dry weights of alfalfa plants was evaluated.. The results indicated that Chloranthil (Danconil) followed by Dithane and Zineb were the most effective fungicides in controlling the following more common diseases affecting alfalfa growing in Al-Kharj region of Saudi Arabia: (a) alfalfa rust (Uromyces striatus), (b) stem + leaf spot (Cercospora medicaginis), (c) downy mildew (Peronospora trifoloirum), (d) common spot (Pseudopeziza medicaginis), (e) Stemphylium spot (Stemphylium botryosum)
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