نتایج جستجو برای: threshing losses

تعداد نتایج: 64166  

Journal: :Development 2017
Julian R Greenwood E Jean Finnegan Nobuyoshi Watanabe Ben Trevaskis Steve M Swain

The advantages of free threshing in wheat led to the selection of the domesticated Q allele, which is now present in almost all modern wheat varieties. Q and the pre-domestication allele, q, encode an AP2 transcription factor, with the domesticated allele conferring a free-threshing character and a subcompact (i.e. partially compact) inflorescence (spike). We demonstrate that mutations in the m...

Journal: :Virus research 2015
John Michael Thresh

Mike came from a farming background in the north of England and spent much of his childhood on the family farm during World War II (1939– 1945). This was before the days of full mechanisations and he can claim to have ploughed with horses and harvested cereals for threshing by steam power. His mother harboured ideas of having a "blood and guts" veterinarian in the family but a career in agricul...

Journal: :Journal of the Institute of Brewing 1925

Journal: :تحقیقات مهندسی کشاورزی 0
محمدحسین سعیدی راد استادیار پژوهش بخش تحقیقات فنی و مهندسی مرکز تحقیقات کشاورزی و منابع طبیعی خراسان رضوی ارژنگ جوادی دانشیار پژوهش مؤسسه تحقیقات فنی و مهندسی کشاورزی عباس مهدی نیا عضو هیئت علمی بخش تحقیقات فنی و مهندسی مرکز تحقیقات کشاورزی و منابع طبیعی خراسان رضوی

cumin is an annual plant suitable for dry and semi-dry regions. it is harvested at two stages to prevent seed shedding. first, the cumin bushes are harvested by hand or using a scythe. after drying, the cumin bushes are beaten with a stick or trampled using animals or a small tractor. this harvesting method is time consuming, requires intensive labor and is an incomplete threshing process resul...

Journal: :Agriculture 2022

The cleaning device is an important part of combine harvesters, as its superior or inferior performance directly affects the harvester greatly. With increasing rice yield, current single-duct declines greatly, and causes a large grain sieve loss level direct for farms. To optimize existing to meet feeding rate requirement, firstly, terminal velocity MOG (material other than grain) different var...

Journal: :Oilseeds and fats, crops and lipids 2021

We carried out the research in 2018–2019 Western Ciscaucasia on leached chernozem, low-humus, extra-heavy, heavy-loamy to study possibility of cultivation new sunflower genotypes with a compact habitus at high plant density (80 000, 100 000 and 120 plants/ha) row width 35 cm. chose hybrids breeding V.S. Pustovoit All-Russian Research Institute Oil Crops normal (Triumph Berkut) erectoid er-2, Tr...

Journal: :Agricultural Machinery and Technologies 2019

Journal: :Agricultural Engineering 2017

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