Results 1 to 10 of about 6,801 (116)

Isolation and production of newly oligosporogenic polyvalent Bacillus thuringiensis mutants for agricultural pest control [PDF]

BMC Microbiology
Background To develop a new generation of eco-friendly biopesticides, this study used an optimized random mutagenesis approach to generates oligosporogenic mutants from B. thuringiensis var. kurstaki BLB1.
Sameh Sellami, Fatma El Abed, Zayneb Gouader, Mouna Kriaa, Wafa Jallouli, Souad Rouis   +5 more
doaj   +2 more sources

Biopesticides and Human Health Risks: A Critical Review [PDF]

Toxics
The transition toward more sustainable crop protection under the European Green Deal has accelerated the adoption of biopesticides, which are widely considered safer alternatives to synthetic pesticides.
Sandra Petrović, Andreja Leskovac
doaj   +2 more sources

Decoupling sporulation from insecticidal activity in Bacillus thuringiensis BLB1 strain through Iterative UV mutagenesis [PDF]

Frontiers in Microbiology
IntroductionThe persistence of Bacillus thuringiensis (B. thuringiensis) spores in the environment can lead to ecological and safety concerns, despite the widespread use of this microbial biopesticide.
Fatma El Abed, Fatma El Abed, Sameh Sellami, Baltasar Escriche, Souad Rouis   +4 more
doaj   +2 more sources

Serpentine and Vermiform Are Produced Autonomously to Fulfill Their Function in Drosophila Wings

Insects, 2023
Group I chitin deacetylases (CDAs), CDA1 and CDA2, play an essential role in cuticle formation and molting in the process of insect wing development. A recent report showed that trachea are able to take up a secreted CDA1 (serpentine, serp) produced in ...
Xubo Zhang, Yanan Ji, Bernard Moussian, Shumin Yang, Jianzhen Zhang, Tingting Zhang, Min Zhang   +6 more
doaj   +1 more source

Optimization of industrial (3000 L) production of Bacillus subtilis CW-S and its novel application for minituber and industrial-grade potato cultivation

Scientific Reports, 2022
A commercial plant probiotic product was developed employing Bacillus subtilis CW-S in submerged fermentation. The effects of molasses and urea on cell growth were investigated with the goal of low-cost manufacturing.
Md. Abuhena, Jubair Al-Rashid, Md. Faisal Azim, Md. Niuz Morshed Khan, Md. Golam Kabir, Nirmal Chandra Barman, Noorain Munim Rasul, Shahina Akter, Md. Amdadul Huq   +8 more
doaj   +1 more source

IMPACTS OF TECHNICAL ENVIRONMENT ON THE ADOPTION OF ORGANIC FERTILIZERS AND BIOPESTICIDES AMONG FARMERS: EVIDENCE FROM HEILONGJIANG PROVINCE, CHINA [PDF]

Frontiers of Agricultural Science and Engineering, 2023
<List> <ListItem><ItemContent><p>● Farmer adoption of organic fertilizer and biopesticides was found to be positively correlated.</p></ItemContent></ListItem> <ListItem><ItemContent><p>● The ...
Haoyue YANG, Ting MENG, Wojciech J. FLORKOWSKI
doaj   +1 more source

Biopesticide Consumption in India: Insights into the Current Trends

Agriculture, 2023
Biopesticides are formulations derived from naturally occurring compounds that manage pests through non-toxic and environmentally favorable means.
Nilanjan Chakraborty, Rusha Mitra, Somrhita Pal, Retwika Ganguly, Krishnendu Acharya, Tatiana Minkina, Anik Sarkar, Chetan Keswani   +7 more
doaj   +1 more source

Biological activity of chitosan inducing resistance efficiency of rice (Oryza sativa L.) after treatment with fungal based chitosan

Scientific Reports, 2021
Reduced pathogen resistance and management of the left-over rice stubble are among the most important challenges faced in rice cultivation. A novel and eco-friendly strategy to synthesise ‘Fungal Chitosan’ (FC) from Aspergillus niger using rice straw ...
Vethamonickam Stanley-Raja, Sengottayan Senthil-Nathan, Kanagaraj Muthu-Pandian Chanthini, Haridoss Sivanesh, Ramakrishnan Ramasubramanian, Sengodan Karthi, Narayanan Shyam-Sundar, Prabhakaran Vasantha-Srinivasan, Kandaswamy Kalaivani   +8 more
doaj   +1 more source

Towards a new biological control approach for Photorhabdus temperata bioinsecticide production through the bioconversion of Tunisian industrial wastewater

Bioresources and Bioprocessing, 2020
A novel bioconversion approach of Tunisian wastewater to low-cost Photorhabdus temperata bioinsecticide is presented in this study. Our results showed that when cultured on the food industry wastewater (WS4), P. temperata cells exhibited oral toxicity of
Sahar Keskes, Wafa Jallouli, Emna Sahli, Sami Sayadi, Slim Tounsi   +4 more
doaj   +1 more source

Development of a cost-effective medium for Photorhabdus temperata bioinsecticide production from wastewater and exploration of performance kinetic

Scientific Reports, 2021
This study investigates the optimization of the culture conditions for enhancing Photorhabdus temperata biopesticide production using wastewater (WS4) as a raw material.
Sahar Keskes, Wafa Jallouli, Imen Ben Atitallah, Fatma Driss, Emna Sahli, Mohamed Chamkha, Slim Tounsi   +6 more
doaj   +1 more source