نتایج جستجو برای: dry matter per plant

تعداد نتایج: 1063885  

Journal: :Journal of agriculture and ecology 2023

According to the result of current study, plant height, canopy, stem girth, number primary branches and total dry matter at 30 DAT, 60 90 DAT were recorded maximum with application 100% RDF. The yield parameters, such as a flowers per plant, yield/plant, yield/plot yield/ha., flowering minimum days first flower bud appearance, 50% flowering, harvest duration, i.e., highest gross return/ha net b...

Journal: :Journal of experimental botany 2005
G Lemaire J-C Avice T-H Kim A Ourry

Shoot N concentration in plants decreases as they get bigger, due to the fact that N accumulates less rapidly than dry matter in plants during the plant growth process, leading to an allometric relationship between shoot N content (N(sh)) and shoot mass (W(sh)): N(sh)=a(W(sh))b. The results obtained on lucerne plants growing either under controlled low density conditions or in dense stands unde...

The molecular marker (SSR) has been used to investigate the markers associated with the agronomic traits including days to 50% flowering, tube ring time, days to maturity, plant height, the number of main stems per plant, the number of tubers per plant, dry matter content, main stem diameter, a single tuber weight, average single tuber weight, and the total yield in potato genotypes. Ten primer...

Auxin produced by plant growth-promoting bacteria (PGPR) in the wheat rhizosphere, can improve plant yield under water deficit stress condition. To investigate this issue, a completely randomized factorial design with three replications was conducted under greenhouse condition at the University of Maragheh, Eastern-Azarbayjan, Iran during 2019. Treatments were two types of growth-promoting bact...

ابراهیمی, پونه, بیات کوهسار, جواد, غلامعلی پورعلمداری, ابراهیم, فریدون پور, مریم,

Two experiments were conducted to evaluate the effect of essence of various species of Thymus on in vitro gas production parameters and digestibility of dry matter and organic matter. Various species of Thymus medicinal plant was collected from different area: Shriaz (Zatari‌‌a m‌ultiflora‌‌), Esfarayen (Thymus transcaspicus lamiaceae), Shahrood (Thymus fallax), Golestan forestry (Thymus transc...

Journal: :Plant physiology 1957
F M Eaton D R Ergle

The accumulations and partitions of mineral elements and dry matter in upland cotton plants were followed: A, at five-day intervals for thirty days starting with the seed with the plants growing in Hoagland's solution in a warm-to-hot summer greenhouse, and B, at 15-day intervals from thirty days after planting to maturity in field plantings. The latter data are not original but are recalculate...

Journal: رستنیها 2007
M. BARATI, M. BAZOOBANDI M. GHORBANLI

To characterize some important eco-physiological aspects of  Alhagi pseudalhagi growth, the present investigation was conducted at the farm of Khorasan Agricultural Research Center during 2004-2005. Various botanical characteristics including root structure and existence of starch in root were studied. Number of seeds per pod, pod length and test weight were recorded. A number of field and pot ...

Journal: :علوم گیاهان زراعی ایران 0
خلیل جمشیدی دانشکده کشاورزی دانشگاه زنجان، استادیار داریوش مظاهری پردیس کشاورزی و منابع طبیعی دانشگاه تهران، استاد ناصر مجنون حسینی پردیس کشاورزی و منابع طبیعی دانشگاه تهران، استاد حمید رحیمیان مشهدی پردیس کشاورزی و منابع طبیعی دانشگاه تهران، استاد سید علی پیغمبری پردیس کشاورزی و منابع طبیعی دانشگاه تهران، دانشیار

in order to study the weeds frequency and dry matter in corn and cowpea sole cropping and intercropping systems, an experiment using replacement and additive techniques was conducted using different combination of intercropping in seven levels with ratio of 1:1 (50% corn + 50% cowpea), 1:2 (33% + 67%), 2:1 (67% + 33%), (100% + 20%), (100% + 10%), 100% corn and 100% cowpea, two levels optimal an...

Journal: :تولید گیاهان زراعی 0

according to the contradictory reports of researchers, tillers may have positive or negative effect on wheat yield. thus, this study was conducted to investigate the role of tillers on wheat yield under two row spacing of 12.5 and 25 cm and four plant densities of 125, 250, 375 and 500 plants per m2, at gorgan university of agricultural sciences and natural resources farm in anbare-ololum reign...

Journal: :پژوهش های زراعی ایران 0
محمدبهزاد امیری پرویز رضوانی مقدم رضا قربانی جبار فلاحی رضا دیهیم فرد فرنوش فلاح پور

in order to investigate the effects of plant growth promoting bacteria on growth characteristic of wheat, an experiment was conducted at the research greenhouse, faculty of agriculture, ferdowsi university of mashhad, iran, in year 2009. a completely randomized design based on factorial arrangement (3×6) with three replications was used. the first factor consisted of three cultivars of wheat (c...

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