نتایج جستجو برای: wheat grain yield is adversely affected by post

تعداد نتایج: 10106475  

2017
Junfang Zhao Feiyu Pu Yunpeng Li Jingwen Xu Ning Li Yi Zhang Jianping Guo Zhihua Pan

Understanding the regional relationships between climate change and crop production will benefit strategic decisions for future agricultural adaptation in China. In this study, the combined effects of climatic factors on spring wheat phenophase and grain yield over the past three decades in Inner Mongolia, China, were explored based on the daily climate variables from 1981-2014 and detailed obs...

2012
R Brill M Gardner N Fettell G McMullen

Variety Specific Agronomy Packages (VSAP) – DAN00129 Take home message: • Grain yield and grain protein concentration of wheat in a specific situation are generally negatively correlated. However initial investigations in 2011 indicate that the wheat variety LongReach Spitfire may have a greater grain protein concentration at a given yield level relative to other wheat varieties. • EGA Gregory ...

Journal: :علوم گیاهان زراعی ایران 0
رحمت اله محمدی گنبد دانشجوی دکتری زراعت، دانشکدۀ کشاورزی، دانشگاه گیلان مسعود اصفهانی استاد، دانشکدۀ کشاورزی، دانشگاه گیلان مظفر روستایی دانشیار پژوهش، مؤسسۀ تحقیقات کشاورزی دیم کشور حسین صبوری دانشیار، دانشکدۀ کشاورزی، دانشگاه گنبدکاووس

in order to evaluate the relationship between grain yield and agronomic characteristics in bread wheat genotypes in different planting dates under rainfed conditions, a factorial experiment was conducted based on rcbd with four replications at gonbad-e qabus region, iran, during 2012-2014 growing seasons. number of spikes per unit area, grain filling rate, effective grain filling period, number...

Journal: :علوم گیاهان زراعی ایران 0
امیدعلی اکبرپور دانشجوی دکتری اصلاح نباتات، دانشکدۀ کشاورزی، دانشگاه تربیت مدرس حمید دهقانی دانشیار گروه اصلاح نباتات، دانشکدۀ کشاورزی دانشگاه تربیت مدرس محمد جواد روستا استادیار پژوهش مرکز تحقیقات شوری یزد اشکبوس امینی مربی پژوهش بخش غلات، مؤسسه تحقیقات اصلاح و تهیه نهال و بذر

applying an appropriate statistical analysis is complementary for conducting a robust experimental design in plant and animal breeding. in these experiments 33 iranian bread wheat genotypes, cultivated in a randomized complete blocks design with three replications in two normal and saline conditions were evaluated at the field of national salinity research center located in yazd province, iran....

احمدرضا نیکزاد حسین اکبری‌مقدم سیدمحمود طبیب‌غفاری عباس سعیدی عبدالعلی صوفی محسن اسماعیل‌زاده‌مقدم, محمد بهاری محمد رادمهر محمد عابدینی‌اسفهلانی محمد‌رضا جلال‌کمالی

  Line S-80-18 (Deberia) a spring bread wheat line with pedigree of HD160/5/Tob/Cno/23854/3/Nai60//Tit/Son64/4/LR/Son64 was selected from the High Temperature Wheat Yield Trial, received from CIMMYT and evaluated at Zabol research station in 1994-95 cropping season. As a superior line, it was advanced to the Preliminary Yield Trial at Zabol station in 1995-96 cropping season. Due to high grain ...

Journal: :پژوهش های حبوبات ایران 0
رحیم ناصری سیدعطاءالله سیادت عباس سلیمانی فرد رضا سلیمانی حمید خوش خبر

in order to study the effects of planting date and plant density on yield and its components in three chickpea (cicer arietinum l.) cultivars in rainfed conditions of ilam, a field experiment was carried out using split plot design as factorial by complete randomized block design with three replications at shirvan-chardavol agriculture research station during 2008-2009. sowing dates were assign...

Journal: :Heliyon 2023

Rainfed farming is a dominant agricultural system in Tigray, Ethiopia. However, rainfall characterized by short duration, intense and erratic subjected to late-onset early cessation, suggesting pressing need for Supplemental Irrigation (SI) fill the crop water demand. Understanding effects of SI during late-onset, or both, along with their underlying causes, critical knowledge gap globally. Alt...

2016
Jun Guo Wen Xu Xiaocong Yu Hao Shen Haosheng Li Dungong Cheng Aifeng Liu Jianjun Liu Cheng Liu Shijie Zhao Jianmin Song

Previous studies have shown that wheat grain yield is seriously affected by drought stress, and leaf cuticular wax is reportedly associated with drought tolerance. However, most studies have focused on cuticular wax biosynthesis and model species. The effects of cuticular wax on wheat drought tolerance have rarely been studied. The aims of the current study were to study the effects of leaf cut...

2016
Xiuwei Liu Hongyong Sun Til Feike Xiying Zhang Liwei Shao Suying Chen

The major wheat production region of China the North China Plain (NCP) is seriously affected by air pollution. In this study, yield of winter wheat (Triticum aestivum L.) was analyzed with respect to the potential impact of air pollution index under conditions of optimal crop management in the NCP from 2001 to 2012. Results showed that air pollution was especially serious at the early phase of ...

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