نتایج جستجو برای: estimation of forage production

تعداد نتایج: 21245899  

Journal: :زراعت دیم ایران 0
سید مرتضی ابطحی مرکز تحقیقات و آموزش کشاورزی و منابع طبیعی استان اصفهان، سازمان تحقیقات، آموزش و ترویج کشاورزی، اصفهان ، ایران کریم باقرزاده مرکز تحقیقات و آموزش کشاورزی و منابع طبیعی استان اصفهان، سازمان تحقیقات، آموزش و ترویج کشاورزی، اصفهان ، ایران

in order to compare forage and grain production of rye with barley, triticale and vetch under dry farming conditions, an experiment was conducted with eight treatments (including rye, wild rye, triticale, barley, as well as hungarian vetch mixed with rye, wild rye, triticale and barley) in a randomized complete block design with 3 replications in 3 years. in the first year, the highest forage a...

This study was conducted to determine the important nutritional properties of pomegranate by-product (seed and peel) for evaluating its potential in silage preparation compared to corn forage. At first, enough fresh pomegranate by-products were prepared from a fruit juice factory in the fall season. Then, the chemical composition, fatty acid profiles, phenolic compounds and gas production param...

Journal: :تولید گیاهان زراعی 0

production of halophyte plants with saline water and soil and feeding them to livestock is one of the most sustainable methods of conservation in desert ecosystem regions. kochia is a high salt resistant plant that can widely use as forage for livestock in arid ecosystems with lack of appropriate water and soil resources. in order to investigate potential of forage production of five different ...

2012
Xavier P.C. Vergé James A. Dyer Devon E. Worth Ward N. Smith Raymond L. Desjardins Brian G. McConkey

To assess tradeoffs between environmental sustainability and changes in food production on agricultural land in Canada the Unified Livestock Industry and Crop Emissions Estimation System (ULICEES) was developed. It incorporates four livestock specific GHG assessments in a single model. To demonstrate the application of ULICEES, 10% of beef cattle protein production was assumed to be displaced w...

Eskandar Zand Ghorban Noormohammadi Mehdi Minbashi Samaneh Gholami,

To assess the effect of non chemical management of weed control on forage Sorghum (Sorghum bicolor) a field study was conducted in Varamin, Iran during 2010 crop year in a three- replicated- split factorial experiment laid out in randomized complete block design with four weeding levels (W1= one time cultivation at 3-leaf stage using a duck foot cultivator, W2<...

Journal: :تولید گیاهان زراعی 0

to evaluate the effects of organic, chemical and integrated fertilizers on yield and yield components of turnip (brassica rapa) an experiment was conducted in research farm of college of agriculture, university of tehran, iran, during 2009 - 2010 growing season. the treatments were arranged as randomized complete blocks design with three replications and fifteen different fertilization systems....

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه سیستان و بلوچستان - دانشکده مهندسی عمران 1391

in this study, scour of mashkid bridge pier located in mashkid river of saravan county has been studied and to measure the scour rate, the numerical model hec-ras 4.0 has been used. upon selection of mashkid river as the case study and whereas the studied zone is important with respect to the climatic conditions and showery monsoon raining and flowing the great and destructive floodwaters, ther...

Eskandar Zand Ghorban Noormohammadi Mehdi Minbashi Samaneh Gholami,

To assess the effect of non chemical management of weed control on forage Sorghum (Sorghum bicolor) a field study was conducted in Varamin, Iran during 2010 crop year in a three- replicated- split factorial experiment laid out in randomized complete block design with four weeding levels (W1= one time cultivation at 3-leaf stage using a duck foot cultivator, W2<...

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