نتایج جستجو برای: ecofriendly

تعداد نتایج: 971  

Journal: :Plant protection 2023

Brassica oilseed crops are grown all over the world, but aphids of cabbage, Brevicoryne brassicae L. and Turnip aphid Lipaphis erysimi Kalt, cause mischief to everywhere in world. A field experiment was conducted at Agricultural Farm Area Airport Campus Ghazi University Dera Khan during mid-November 2019 test eco-friendly management methods for mustard aphids. The laid out a randomized complete...

Journal: :Research, Society and Development 2022

O desenvolvimento de embalagens ecofriendly, utilizando fontes renováveis com ciclo vida curto, como o amido e a quitosana, ganham destaque em pesquisas inovação tecnológica. No mesmo sentido, soro leite líquido (resíduo agroindústria láctea) comportamento solvente (agente dispersante) na obtenção filmes flexíveis. presente trabalho objetivou desenvolver da blenda diferentes concentrações solub...

Journal: :Advances in Natural Sciences: Nanoscience and Nanotechnology 2016

Enayatollah Sheikhhosseini, Malihe Faryabi

A simple and ecofriendly method was developed for the synthesis of arylmethylene[bis(5,5- dimethyl-3-hydroxy-2-cyclohexene-1-ones)] from the reaction of 5,5-dimethylcyclohexane- 1,3-dione and aromatic aldehydes in an aqueous media without any catalyst via Knoevenagel condensation followed by rapid Michael addition. No cyclization product was down to convert these enolic forms to xanthene deriva...

Journal: :Applied sciences 2023

CO2 emission is one of the biggest environmental problems and contributes to global warming. The climatic changes due damage nature triggering a climate crisis globally. To prevent possible crisis, this research proposes an engineering design solution reduce emissions. This optimization-machine learning pipeline set models trained for prediction variables ecofriendly concrete column. In researc...

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