نتایج جستجو برای: estimation of forage production

تعداد نتایج: 21245899  

Journal: Desert 2010
D.A. Saghi H. Tavakoli M. Kazemi

Three grass species, Agropyron desertorum (Agde) and Agropyron elongatum (Agel) and recently, Bromus tomentellus (Brto) are mainly used for range improvement as mixed seeding in semi-arid areas of Iran. Because there is little information about management of these grasses, this study was conducted at the Sisab Research Station in northern Iran to evaluate their responses to grazing management a...

بصیری, مهدی , خواجه الدین, سیدحمال الدین , وهابی, محمد رضا ,

Short-term changes (5 years) in canopy cover, species composition and forage production were studied under protection from grazing and grazed condition in 19 range sites in Fereydan region, Isfahan province. In this study, density, canopy cover and forage production data were obtained from quadrates inside and outside exclosures in the spring of 1983. These parameters were studied again in 1988...

Journal: :Canadian Journal of Plant Science 1980

Journal: :Kansas Agricultural Experiment Station Research Reports 2016

Journal: :Banat's Journal of Biotechnology 2016

Journal: :Plant physiology 1964
D Smith G M Paulsen C A Raguse

Carbohydrates are the primiiary source of reserve energy stored in the vegetative organs of biennial and perennial forage plants. Reserves of available carbohydrates are essential to survival and to the production of plant tissues during periods when carbohydrate utilization exceeds photosynthetic activity. Total available carbohydrate3 levels and trends in storage organs are useful in indicati...

Journal: :Indonesian Bulletin of Animal and Veterinary Sciences 2016

2017
Kwang Seok Ki Su Bum Park Dong Hyun Lim Seongwon Seo

OBJECTIVE The use of locally produced forage (LPF) in cattle production has economic and environmental advantages over imported forage. The objective of this study was to characterize the nutritional value of LPF commonly used in Korea. Differences in ruminal fermentation characteristics were also examined for the LPF species commonly produced from two major production regions: Chungcheong and ...

فلاح, سیف‌اله, پورعزیزی, مرضیه,

In order to maintain sustainable agriculture and prevent excessive use of chemical fertilizers, supplying part of the plant needs by organic fertilizers is necessary. In this respect, effects of nitrogen (N) source and rate on yield and yield components of forage sorghum was evaluated as a factorial experiment arranged in randomized complete blocks design with three replications at the Research...

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