نتایج جستجو برای: three stages of phenological growth dormancy

تعداد نتایج: 21286065  

Five common range forage including Agropyron intermedium, Bromustomentellus, Hordeum bulbosum, Cousinia bakhtiarica and Scariolla orientalis, weresampled during three phenological stages, from controlled rangeland stations over fivelocations in Chaharmahal and Bakhtiari province, Iran. All samples were chemicallyanalyzed for Crude Protein (CP%), in vitro Dry Matter Digestibility (DMD), OrganicM...

Journal: :Acta Scientiarum-agronomy 2021

Some plants do not demand a lot of chilling hours, but methods to overcome dormancy promote more vigorous and productive plant. This study aimed assess hydrogen cyanamide nitrogen fertilizer with different concentration growth production in ‘Roxo de Valinhos’ fig tree. Two crop cycles (2015/2016 2016/2017) was performed São Manuel city, Paulo State, Brazil. Phenological data evaluated 2 x 5 fac...

Journal: :Agrobiodiversity for improving nutrition, health and life quality 2021

Under conditions of pronounced dynamic climate change, the scope phenological data is constantly expanding and increasingly extends beyond local regions. For international integration research, a standardized description stages plant development their identical coding used – BBCH scale (Biologische Bundesanstalt, Bundessortenamt und CHemische Industrie). Phenophases seasonal development, accord...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه تربیت دبیر شهید رجایی - دانشکده علوم انسانی 1390

with the growth of more humanistic approaches towards teaching foreign languages, more emphasis has been put on learners’ feelings, emotions and individual differences. one of the issues in teaching and learning english as a foreign language is demotivation. the purpose of this study was to investigate the relationship between the components of language learning strategies, optimism, duration o...

An experiment was carried out to investigate the effect of progressing water deficit stress on leaf water relation parameters and compatible solutes at different phenological stages. Completely randomized design including four phenological stages (as drought stress treatments) was used. Each treatment had five replicates. Variables measured were osmotic potential (&PsiS), relative water content...

Journal: :به نژادی نهال و بذر 0
شکیبا شاهمرادی1 s. shahmoradi محمدرضا چائی چی m. r. chaeichi جواد مظفری j. mozafari seed and plant improvement institute, karaj, iranموسسه تحقیقات اصلاح و تهیه نهال و بذر، کرج داریوش مظاهری d. mazaheri فرزاد شریف زاده f. sharifzadeh

seed dormancy has a critical role in ecological adaptation of wild plant species such as hordeum spontaneum, a wild relative of barley. in this study, 192 ecotypes of hordeum spontaneum maintained in national plant gene bank of iran (npgbi) originating from different climatic zones of the country were evaluated. morphological, phenological and physiological traits were recorded in the field. af...

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

in the area of vocabulary teaching and learning although much research has been done, only some of it has led to effective techniques of vocabulary teaching and many language learners still have problem learning vocabulary. the urge behind this study was to investigate three methods of teaching words. the first one was teaching words in context based on a traditional method of teaching that is,...

2009
Thomas K. Sabu K.V. Vinod

The population dynamics of the rubber plantation litter beetle, Luprops tristis Fabricius 1801 (Coleoptera: Tenebrionidae) was assessed in relation to the phenology of leaf shedding and defoliation pattern of para rubber trees, Hevea brasiliensis Müll. Arg (Malpighiales: Euphorbiaceae), during a two year study period. The abundance of adults, larvae and pupae per 1m(2) of litter sample was reco...

Journal: :مرتع و آبخیزداری 0
حسین ارزانی استاد دانشکده منابع طبیعی دانشگاه تهران، ایران مهدی معمری دانشجوی دکتری مرتعداری دانشکده منابع طبیعی دانشگاه تهران، ایران جواد معتمدی استادیار دانشکده منابع طبیعی دانشگاه ارومیه، ایران ﻣﺎﺷﺎاﷲ محمد پور عضو هیأت علمی مرکز تحقیقات کشاورزی و منابع طبیعی ایلام، ایران

one of the important factors to make a balance between number of grazing livestock and grazing capacity is whether forage contains sufficient energy and protein during grazing period or not. therefore in this study, forage quality was evaluated for important species in steppe rangelands of changuleh located in ilam province. to do this, samples from four species of hammada salicornia, salsola l...

2011
Juan M. Lopez-Sanchez Shane R. Cloude J. David Ballester-Berman

The polarimetric behaviour of rice fields at different phenological stages has been analysed by using time series of TerraSAR-X images. These are X-band copolar dual-pol images available for the whole growth cycle. As plants grow, changes in their morphology produce clear signatures in various polarimetric observables. Based on this sensitivity to phenology, a physically based retrieval approac...

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