نتایج جستجو برای: plant disease

تعداد نتایج: 1853994  

Journal: :journal of agricultural science and technology 2013
f. taliei n. safaie m. a. aghajani

charcoal rot caused by macrophomina phaseolina is an important disease of soybean throughout the world. to understand the spatial distribution of soybean charcoal rot incidence and m. phaseolina populations in golestan province, 172 soybean fields were surveyed for population density, in two successive years, and integrated with geographic information system (gis). each year, 60 fields were als...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه اراک - دانشکده علوم 1392

the history of plant’s used for mankind is as old as the start of humankind. initially, people used plants for their nutritional proposes but after the discovery of medicinal properties, this natural ?ora became a useful source of disease cure and health improvement across various human communities. berberis vulgaris is one of the medicinal plants used in iranian traditional medicine. berberis ...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه رازی - دانشکده علوم 1391

in this work, a novel and fast method for direct analysis of volatile compounds (davc) of medicinal plants has been developed by holding a filament from different parts of a plant in the gc injection port. the extraction and analysis of volatile components of a small amount of plant were carried out in one-step without any sample preparation. after optimization of temperature, extraction time a...

Safaei-Farahani B. and Mostowfizade-Ghalamfarsa R. 2019. Fungal plant disease management by natural essential oils. Plant Pathology Science 8(1):24-37. DOI: 10.2982/PPS.8.1.24.  Essential oils are hydrophobic, volatile and aromatic compounds that have been used as fragrances and flavors for a long time. Recent studies have shown that some plant essential oils have fungicidal effects agains...

Journal: :The American Biology Teacher 2021

Journal: :Indian Scientific Journal Of Research In Engineering And Management 2023

In India, agriculture is the main driver of economic growth. Farmers choose best crops for each season based on soil fertility, weather, and crop economics. Agricultural industries strive better ways to produce food in order meet demands an expanding population. New technologies that would increase yields while lowering investment are being sought after by researchers. A new technology called p...

Journal: :International Journal for Research in Applied Science and Engineering Technology 2020

Journal: :Applied Microbiology 1964

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