Streptomycine sulphate

Hiệu quả kiểm soát của ba nhóm hoạt chất kháng sinh và hóa học đối với các dòng R. solanacearum gây bệnh héo xanh trên cây hoa Vạn thọ được đánh giá trong điều kiện in vitro và nhà lưới. Thử nghiệm in vitro trên 10 dòng R. solanacearum sau 72 giờ, kết quả cho thấy nhóm hoạt chất Streptomycin + Oxytetracyline có tác dụng ức chế cao đối với mầm bệnh so với hai nhóm còn lại là Oxytetracyline hydrochloride + Gentamicin sulphate, và Oxolinic acid.

8p viginnirometty 04-05-2022 27 1   Download

Citrus canker caused by Xanthomonas citri (Hasse) is the major constraint for production of citrus. Two season pooled research data revealed that, plants treated with the spray combination of 2- bromo-2-nitro propane1,3diol (Bactrinashak) + Streptomycin Sulphate + Tetracycline Hydrochloride + COC for four times with 30 days interval recorded the per cent disease incidence of 16 and 14 on leaves and twigs respectively. The maximum PDI of 29 on leaves and 25 on twigs was observed in untreated control. Similar trend was maintained on fruits and recorded higher yield of 17.

9p chauchaungayxua8 03-10-2020 10 2   Download

Five antibiotics viz. Streptomycin sulphate, Streptocyclin, Chloramphenicol, Ampicillin and Rifamycin and One fungicide viz. Copper-Oxychloride were tested against Xanthomonas axonopodis pv Citri. in vitro. The antibiotic sensitivity against sixteen isolates was studied by paper disk method. Streptomycine sulphate (500ppm) was significantly superior over other treatments with maximum inhibition zone in all Sixteen isolates of Xanthomonas axonopodis pv citri.

12p trinhthamhodang1215 23-09-2020 11 1   Download

The continuous presence of the pathogen in the orchard throughout the season has led to many fold speculations on possible survival of the pathogen on some alternate hosts grown in and around the garden. Severity of incidence and losses varies among different isolates and influenced by existing climatic conditions and geographical distribution (Mondal and Sharma, 2009; Mondal and Singh, 2009; Petersen et al., 2007; Mondal et al., 2012).

9p caygaocaolon7 18-09-2020 10 3   Download

Nine experimental dietary formulations (T1-T9) were prepared which composed of rice, wheat, sorghum, rice + groundnut, wheat + groundnut, sorghum + groundnut, rice + sesamum, wheat + sesamum and sorghum + sesamum as base diet to rear and maintain the rice moth, Corcyra cephalonica under laboratory conditions. All the diets were fortified with baker’s yeast @ 5 g, wettable sulphur @ 5 g, and Streptomycin sulphate @ 50 mg.

8p angicungduoc4 26-04-2020 11 0   Download