Sporangia emerged with stomata on the lower surfaces of infected leaf. Sporangia germinate either by direct germ tube or forming biflagellate zoospore which spread the downy mildew diseases. Isbagol play a significant role in the medicinal industry. It has an enormous effect on m...
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Research Article10.9734/jabb/2026/v29i43796
Sheath blight caused by Rhizoctonia solani is a major constraint to rice production in Terai region of Nepal, often resulting in substantial yield losses. The heavy use of chemical fungicides raises serious concerns about environmental pollution and human health, highlighting the...
Open access
Research Article10.9734/jabb/2026/v29i43797
Host plant resistance is one among the important components essential to combat yield losses caused by insect pests and diseases. Interactions between the host plant and insect are very dynamic and involves development of many defense mechanisms by the plants and counter adaptati...
Open access
Research Article10.9734/jabb/2026/v29i43798
The mangrove ecosystem is a largely unexplored source for actinomycetes with the potential to produce biologically active secondary metabolites. The present study addressed the physico-chemical properties of mangrove soil and screening of potent actinomycete isolates for bioactiv...
Open access
Research Article10.9734/jabb/2026/v29i43799
The brown planthopper (Nilaparvata lugens) is one of the most devastating rice pests in Asia, causing significant yield losses due to direct feeding damage and the transmission of viral diseases. Once considered a minor pest, N. lugens has become a major threat following the expa...
Open access
Research Article10.9734/jabb/2026/v29i43787
The silkworm, Bombyx mori, is a key organism in sericulture, where the quality and nutritional composition of its exclusive host plant, Morus alba, critically influence larval growth and silk yield. Polyamines such as spermidine have emerged as important dietary supplements due t...
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Research Article10.9734/jabb/2026/v29i43788
The creation and effective utilization of genetic variability are fundamental aspects of crop improvement programs. Mutation breeding is an important approach that allows the breeders to generate substantial genetic variation. Studies in several plant species have demonstrated th...
Open access
Research Article10.9734/jabb/2026/v29i43789
Commercial mosquito coils, liquid vaporizers, and commercial dhoops are widely used across tropical countries. These products typically contain hazardous chemicals like pyrethroids, organophosphates, or other chemicals that provide rapid knockdown effects. However, continued expo...
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Research Article10.9734/jabb/2026/v29i43790
The aim of this study investigates the genotypic variation in calcium (Ca) and magnesium (Mg) concentrations among varieties, F1 hybrids, inbred lines, and local landraces of Brassica vegetables, including cauliflower, cabbage, broccoli, Chinese cabbage, red cabbage, savoy cabbag...
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Research Article10.9734/jabb/2026/v29i43791
Bitter gourd (Momordica charantia L.) is an important vegetable crop valued for its nutritional and medicinal properties. The present investigation was undertaken to assess the magnitude of genetic variability, heritability, and genetic advance for yield and yield-related traits...
Open access
Research Article10.9734/jabb/2026/v29i43792
Chilli (Capsicum annuum L.) is an economically important spice and vegetable crop widely cultivated in tropical and subtropical regions. However, its productivity is severely constrained by several viral diseases, among which chilli leaf curl disease caused by begomoviruses is co...
Open access
Research Article10.9734/jabb/2026/v29i43793
The study was conducted to assess morphological variability among seventy-seven rice (Oryza sativa L.) genotypes using thirty-two qualitative traits in accordance with the Distinctness, Uniformity, and Stability (DUS) guideline. The study aimed to quantify phenotypic diversity th...
Open access
Research Article10.9734/jabb/2026/v29i43795
Mastitis is among the most widespread and economically significant diseases affecting dairy animals across the globe. Epidemiological studies conducted in various countries have reported similar prevalence patterns, indicating that nearly 25% of udder quarters are infected when a...
Open access
Research Article10.9734/jabb/2026/v29i43779
Plant Growth Promoting Rhizobacteria (PGPR) are beneficial bacteria that inhabit plant roots and promote plant growth through a diverse array of mechanisms. These include direct and indirect methods such as phosphate solubilization, siderophore production, ammonia production, phy...
Open access
Research Article10.9734/jabb/2026/v29i43780
Organic waste represents a valuable reservoir of ligno-cellulosic materials, creating a favorable environment for the proliferation of cellulolytic bacteria. The microbial degradation of cellulose plays a pivotal role in sustaining material cycling within the biosphere. The prese...
Open access
Research Article10.9734/jabb/2026/v29i43781