Management of blast diseases of paddy

The study was carried out to evaluate the efficacy of fungicides and bio-agents against the leaf and neck blast disease in paddy during Kharif season of 2013-14. Among the evaluated fungicides and bio-agents, Tricyclazole 75% WP was effectively manage the incidence of leaf and neck blast (16.3 and 21.22 %, respectively) and found most economical fungicide among all treatments with highest yield (35.61q/ha) and B: C ratio (1: 2.03), maximum reduction of leaf and neck blast (66.61 and 43.15 %, respectively) followed by Tebuconazole 25.

9p angicungduoc6 20-07-2020 12 1   Download

A field experiment was conducted at Agricultural College Farm, Bapatla to test the efficacy of some recommended insecticides and fungicides as a tank mix application. Two insecticidal treatments (chlorantraniliprole @ 0.3 ml l-1 and chlorpyriphos @ 2.5 ml l-1 ) and two fungicidal treatments (tricyclazole @ 0.6 g l-1 and isoprothiolane @ 1.5 ml l-1 ) with an untreated control were replicated thrice in a simple randomized block design. The results showed that all the insecticide and fungicide treatments alone and in combination were found superior over untreated check.

13p gaocaolon5 14-06-2020 10 1   Download

Rice (Oryza sativa L.) is an important cereal crop belonging to the grass family Poaceae. An experiment was conducted during Kharif 2017 and 2018 to know the impact of six integrated disease management treatments.

7p caygaocaolon2 14-03-2020 17 1   Download

Rice (Oryza sativa L.) is an important cereal crop belonging to the grass family Poaceae. An experiment was conducted during Kharif 2017 and 2018 to know the impact of nine fungicide treatments. Among nine treatments, Azoxystrobin 18.2 % w/w +Difenoconazole 11.4% w/w SC @ 1.0 g/L and Trifloxystrobin 25% + Tebuconazole 50% WG @ 0.4 g/L were on par with each other with least pooled leaf blast disease index of 20.03% and 20.90% and neck blast disease incidence of 16.48% and 16.93% respectively followed by Tricyclazole 75% WP @ 0.6 g/L.

7p trinhthamhodang3 22-02-2020 9 1   Download

The modern broad spectrum fungicides viz., Flusilazole 12.5% + Carbendazim 25% SC, Azoxystrobin 18.2 % + Difenoconazole 11.4 % w/w SC, Azoxystrobin 11% + Tebuconazole 18.3% w/w SC, Tricyclazole 18 % + mancozeb 62 % WP, Zineb 68% + Hexaconazole 4% WP, Trifloxystrobin 25% + Tebuconazole 50% WG, Mancozeb 50% + Carbendazim 25% WS and Fluxapyroxad 62.5g/l + Epoxiconazole 62.5g/l EC were tested against blast and sheath rot of rice. Three sprays of fungicide combination viz., trifloxystrobin 25% + tebuconazole 50 % (0.

6p kequaidan2 11-12-2019 24 0   Download