نتایج جستجو برای: wheat organs
تعداد نتایج: 125055 فیلتر نتایج به سال:
Recent research on the wheat curl mite species complex has revealed extensive genetic diversity that has distinguished several genetic lineages infesting bread wheat (Triticum aestivum L.) and other cereals worldwide. Turkey is the historical region of wheat and barley (Hordeum vulgare L.) domestication and diversification. The close relationship between these grasses and the wheat curl mite pr...
The main objective of the study was to identify and analyze the inefficiency and yield gaps of wheat production in Bangladesh. The study employed farm level cross sectional data from three major wheat growing areas of Bangladesh. Yield of wheat was found to vary across locations and farm categories. The average technical inefficiency of wheat production in Bangladesh is 16. This indicates a goo...
The Russian wheat aphid (Diuraphis noxia (Mordvilko)) infests wheat (Triticum aestivum L.), barley (Hordeum vulgare L.), and other small grains and grasses. Russian wheat aphid infestations are unpredictable in time and space. In favorable conditions, Russian wheat aphid feeding can result in heavy damage to wheat and barley in a short period of time. A repetitive monitoring strategy that allow...
به منظور بررسی وضعیت عناصر دانه های گیاهی به دست آمده از محوطه ولیران ابتدا گونه شناسی آنها صورت گرفت. گونه های مورد مطالعه شامل گندم بدون پوشش ((bread wheat، جو دوردیفه کشت شده بدون پوشش ، نخود سبز (astivum)، باقلا vicia faba)) از خانواده غلات و حبوبات و ماشک خلریlathyrus) )، ماشک گاودانه( (vicia erviliaاز خانواده بقولات بودند. نمونه های تپه برج و تپه مهرعلی برای مقایسه زمین شناختی با محوطه ول...
Background Wheat is one of the most important food allergen sources. Using natural wheat allergen extracts for serological diagnosis of wheat-induced food allergy false positive test results are frequently obtained, in particular in grass pollen allergic patients. Therefore, Tri a 19, an omega-5-gliadin, which is known as a major allergen in wheat dependent exercise induced anaphylaxis (WDEIA) ...
Domestication of plants and animals is the major factor underlying human civilization. Cultivated wheats refer mainly to two types: the hexaploid bread wheat (Triticum aestivum) accounting for about 95% of world wheat production, and the tetraploid durum wheat (T. durum) accounting for the other 5%. T. aestivum derived from a cross between domesticated emmer T. dicoccum and the goat grass Aegil...
The study object is wheat. Through the observation and analysis on the morphological structure of wheat plant, the concepts of macrostate, substate and microstate are put forward, the wheat growth mechanism model is established, and thus the description and control of wheat morphogenesis process could be realized. Based on the branch structure characteristics of plant, the wheat morphological d...
Althouglh there have been many studies on effects of light on over-all elongation of various plant organs, relatively little is known concerning effects of light oni the pattern of elongation within a given organ. i.e., the relative contributions of various portions of the organ to the total elongation. In this study, intact wheat coleoptiles were marked with fildia ink to permit an investigati...
Effects of added wheat fiber, with different levels and particle sizes, on the physicochemical properties and gel morphology of wheat starch and mung bean starch were investigated, using rapid visco analyzer (RVA), texture analyzer (TPA) and scanning electron microscopy (SEM). Each starch was added with wheat fiber at 10, 20, 30 and 40% (weight basis, g/100g), and different sizes of 60, 100 and...
J. Entomol. Sci. 41(1): 40-48 (January 2006) Abstract The wheat stem sawfly, Cephus cinctus Norton, the wheat stem maggot, Meromyza americana Fitch, the Hessian fly, Mayetiola destructor (Say), the wheat jointworm, Tetramesa tritici (Fitch), and the wheat strawworm, Tetramesa grandis ( Riley), have long been considered wheat pests in the northern Great Plains. This paper reports results of surv...
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