نتایج جستجو برای: dry matter

تعداد نتایج: 293932  

Journal: :Journal of animal science 1987
J E Nocek A L Grant

Alfalfa, red clover, orchardgrass and timothy were harvested in the vegetative stage, wilted and stored as hay, or ensiled in small batch silos (20 kg) at 60, 40 or 20% (direct cut) dry matter and were analyzed for compositional differences. A ruminally cannulated lactating cow, consuming 50% of her dry matter intake from hay crop silage, was used to measure in situ dry matter, N, neutral deter...

Journal: :به زراعی کشاورزی 0
حاتم حاتمی دانشجوی دکتری زراعت، گروه زراعت و اصلاح نباتات، دانشکده علوم کشاورزی، دانشگاه گیلان، رشت - ایران غلامرضا محسن آبادی استادیار گروه زراعت و اصلاح نباتات، دانشکده علوم کشاورزی، دانشگاه گیلان، رشت - ایران مسعود اصفهانی استاد گروه زراعت و اصلاح نباتات، دانشکده علوم کشاورزی، دانشگاه گیلان، رشت - ایران بهمن امیری لاریجانی استادیار سازمان تحقیقات، آموزش و ترویج کشاورزی، تهران - ایران علی اعلمی استادیار گروه زراعت و اصلاح نباتات، دانشکده علوم کشاورزی، دانشگاه گیلان، رشت - ایران

dry matter remobilization, grain filling rate and duration has principle role on rice grain yield, and environment condition directly affect on them. for study the influence of climate factors a factorial field experiment in randomized complete blocks design with three replications conducted at haraz extention and technology development centre in spring 2013. treatments included rice cultivars ...

Journal: :پژوهش های کاربردی زراعی (زراعت سابق) 0
فاطمه منصورقناعی فارق التحصیل کارشناسی ارشد اصلاح نباتات دانشگاه گیلان حبیب اله سمیع زاده لاهیجی دانشیار دانشکده علوم کشاورزی دانشگاه گیلان بابک ربیعی استاد دانشکده علوم کشاورزی دانشگاه گیلان مرداویج شعاعی دیلمی کارشناس موسسه تحقیقات توتون گیلان

this research which aims to survey the relation between tobacco leaf yield and its components is done by using 118 varieties of tobacco in a research farm of guilan tobacco research institute. regarding to five random selections of plants, twenty three traits of each variety were evaluated. correlation between dry matter of leaf yield with plant height, stem diameter, leaf length, leaf width, l...

Journal: :علوم گیاهان زراعی ایران 0
حسین کاظمی پشت مساری همت اله پیردشتی محمدعلی بهمنیار مرتضی نصیری

to investigate the effect of nitrogen rate and split form of application on dry matter remobilization among different rice cultivars, a field experiment was carried out in the rice research institute of iran (amol) – during 2005. a split–split experiment on the basis of a randomized complete block design with 3 replications involving 3 factors was employed in which fertilizer rates (100, 150 an...

Journal: :فصلنامه علمی اکوفیزیولوژی گیاهان زراعی 0

the high yield depends on high dry matter production per unit area. azotobacter bio-fertilizer experiment to investigate the effect on the index, total dry matter accumulation and pishtaz and chamran wheat cultivars in 2005 was conducted in the faculty of agriculture, lorestan university. experiment, a split-plot randomized complete blocks design with four replicates were tested. treatments con...

Journal: :بوم شناسی کشاورزی 0
علی اصغر محمد آبادی پرویز رضوانی مقدم جبار فلاحی زینت برومند رضازاده

in order to study the effect of different organic fertilizers on quantitative and qualitative characteristics of fenugreek forage, an experiment was conducted based on completely randomized block design with six treatments and three replications at agricultural research station, college of agriculture, ferdowsi university of mashhad, iran, during 2006. the experimental treatments were four orga...

شعبان رحیمی, , محمد رضائیان, , تقی قورچی, , غلامرضا قربانی, ,

An experiment was carried out to estimate the potential activity of rumen anaerobic fungi in the degradation of dry matter and fiber of feeds. Samples of wheat bran, bagasse, cotton seed, alfalfa and corn silage were used as the substrates to culture rumen fungi which were isolated from a fistulated Shal sheep. Loss percentages of dry matter (DML), neutral detergent fiber (NDF), acid detergent ...

2017
Xin Liu Guochun Xu Qiangsheng Wang Yuhao Hang

Insect-proof net cultivation (IPN), rice-duck farming (RD), and organic matter return (OM) are important methods to realize sustainable development of rice production. A split-plot field experiment was performed to study the effects of IPN, RD, and OM on the rice yield, dry matter accumulation and N utilization. Results showed that compared to inorganic N fertilizer (IN), wheat straw return, an...

2015
Thiago Gomes dos Santos Braz Dilermando Miranda da Fonseca Liana Jank Cosme Damião Cruz Janaina Azevedo Martuscello

The objective of this study was to evaluate the genotypic stability of agronomic traits in hybrids of Panicum maximum. Hybrids originating from the crosses between two sexual parents and cultivars Mombasa and Tanzania were evaluated in an incomplete-block design. Evaluated traits were total dry matter, leaf dry matter, stem dry matter, percentage of leaves, and leaf:stem ratio. These traits wer...

ژورنال: علوم آب و خاک 2003
شعبان رحیمی, , محمد رضائیان, , تقی قورچی, , غلامرضا قربانی, ,

An experiment was carried out to estimate the potential activity of rumen anaerobic fungi in the degradation of dry matter and fiber of feeds. Samples of wheat bran, bagasse, cotton seed, alfalfa and corn silage were used as the substrates to culture rumen fungi which were isolated from a fistulated Shal sheep. Loss percentages of dry matter (DML), neutral detergent fiber (NDF), acid detergent ...

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