Early blight, caused by Alternaria solani is one of the destructive diseases potato. An in vitro experiment was conducted using poisoned food technique to evaluate efficacy acetone extracts six plant species on mycelial growth A. solani. Plant Artemisia vulgaris, Melia azedarach, Parthenium hysterophorus, Datura stramonium, and Justicia adhatoda at concentrations 0.1%, 0.5% 5% prepared from Sox...

Plant growth-promoting rhizobacteria (PGPR) with antagonistic activity toward plant pathogenic fungi are valuable candidates for the development of novel protection products based on biocontrol activity. The very first step in formulation such is to screen potential effectiveness selected microorganism(s). In this study, non-pathogenic were isolated from rhizosphere tomato plants and evaluated ...

During 2019-2021, the effectiveness of pre-planting treatment potato tubers Sante variety against rhizoctonia disease and two schemes for use combined contact fungicides in conditions Moscow region was evaluated. The biological efficacy Idikum preparation 83.5%. All tested protection during growing season showed high efficiency reducing prevalence degree late blight alternaria leaf spot. Depend...

The present investigation was conducted to test the in vitro efficacy of fungicides, botanicals and bio-agents against Alternaria alternata causing leaf blight disease chrysanthemum. Seven fungicides evaluated under in-vitro condition showed that Hexaconazole, Difenconazole Azoxystrobin + at all concentrations viz.,0.1, 0.2 0.3% completely inhibited fungal mycelial growth followed by Tebuconazo...

Linseed (Linum usitatissimum L.) is an important oilseed and fiber crop grown both for its seed as well fiber.It widely cultivated in Northern India during the Rabi season. It suffers from a variety of diseases among which Alternaria blight caused by lini one most yield limiting factors India. The efficacy botanicals (neem, ginger, garlic, bougainvilla eucalyptus extract), bio-agents (T. harzia...