Evaluation of Different Spray Frequency Levels of Fungicides against Ascochyta Blight (Ascochyta fabae S) Diseases of Faba Bean (Vicia faba L) in Northwestern Ethiopia
Table 2
Fungicides with spray frequencies used for Ascochyta blight disease management.
Common name
Rate (kg/ha)
Active ingredient
FSF
Spray schedule
Mancozeb (Unizeb 80% WP)
2 kg/400 L
Manganese++15.00%, zinc++1.9%, ethylene bisdithiocarbamate ion 58.1%
One time
Disease onset
Two times
Disease onset and once after 10 days interval
Three times
Disease onset and two times at 10 days interval
Control
—
—
Untreated
Unsprayed
Mankocide (VITRA 50% WP)
3 kg/200 L
Mancozeb 15.0% copper hydroxide 46.1%
One time
Disease onset
Two times
Disease onset and once after 14 days interval
Three times
Disease onset and two times at 14 days interval
Control
—
—
Untreated
Unsprayed
Mancolaxyl (MAN700WP/01)
3 kg/300 L
Mancozeb 640 + metalaxyl 80
One times
Disease onset
Two times
Disease onset and once after 14 days interval
Three times
Disease onset and two times at 14 days interval
Control
—
—
Untreated
Unsprayed
Source: (pulse point 16, NSW agriculture, 19 November 2004) [26], FSF = fungicide spray frequency.
