نتایج جستجو برای: sowing method

تعداد نتایج: 1635481  

2017
Hongjun Liu Lin Zhang Jiechen Wang Changsheng Li Xing Zeng Shupeng Xie Yongzhong Zhang Sisi Liu Songlin Hu Jianhua Wang Michael Lee Thomas Lübberstedt Guangwu Zhao

Deep-sowing is an effective measure to ensure seeds absorbing water from deep soil layer and emerging normally in arid and semiarid regions. However, existing varieties demonstrate poor germination ability in deep soil layer and some key quantitative trait loci (QTL) or genes related to deep-sowing germination ability remain to be identified and analyzed. In this study, a high-resolution geneti...

2014
Adrienn Novák

The field research was carried out at the Látókép AGTC KIT research area of the University of Debrecen in EasternHungary, on the area of the aeolain loess of the Hajdúság. We examined the effects of the sowing time on the phytopathogenic characteristics and yield production by applying various fertilizer treatments on two different sunflower genotypes (NK Ferti, PR64H42) in 2012 and 2013. We ap...

2003
BRYAN L. FOSTER DAVID TILMAN

1 We present results from a long-term sowing experiment conducted in nutrient-poor savanna grassland in eastern Minnesota. We examine the effects of a one-time seed addition of 23 grassland species on plant community dynamics and structure over eight growing seasons. 2 Our goals were to: (i) test the importance of seed availability in regulating plant colonization dynamics and species richness;...

2017
Izzadora K.S. Andrew Jonathan Storkey

With the increasing pressure on crop production from the evolution of herbicide resistance, farmers are increasingly adopting Integrated Weed Management (IWM) strategies to augment their weed control. These include measures to increase the competitiveness of the crop canopy such as increased sowing rate and the use of more competitive cultivars. While there are data on the relative impact of th...

Journal: :Remote Sensing 2014
Eduardo Marinho Christelle Vancutsem Dominique Fasbender François Kayitakire Giancarlo Pini Jean-François Pekel

Monitoring the start of the crop season in Sahel provides decision makers with valuable information for an early assessment of potential production and food security threats. Presently, the most common method for the estimation of sowing dates in West African countries consists of applying given thresholds on rainfall estimations. However, the coarse spatial resolution and the possible inaccura...

2015
Shamim Gul M H Khan B A Khanday Sabeena Nabi

To investigate the response of rainfed maize to sowing methods and NPK levels, an experiment was undertaken during kharif of 2011 and 2012 at Dryland (Kerawa) Agriculture Research Station, Sher-e-Kashmir University of Agricultural Sciences and Technology of Kashmir, Budgam. The experiment was laid out in a randomized block design with combination of 2 sowing methods (flat sowing, 75 cm apart ro...

2006
P. V. V. Prasad K. J. Boote J. M. G. Thomas L. H. Allen D. W. Gorbet

Peanut or groundnut (Arachis hypogaea L.) sown in early spring often has poor seed germination and seedling development. The influence of soil temperature on seedling emergence and early growth of six peanut cultivars (Florida MDR98, Southern Runner, Georgia Green, SunOleic 97R, Florunner and C-99R) was studied in natural field soil profiles in temperature-gradient greenhouses. We evaluated the...

Journal: :Agricultural Science Euro-North-East 2020

2006
C. M. THEOBALD

The results of recent trials for winter wheat (Triticum aestivum L.) have influenced farming practice in the UK by encouraging the use of lower seed rates. Spink et al. (2000) have demonstrated that, particularly if sown early, wheat can compensate for reduced plant populations by increased tiller production. Results from seed-rate trials are usually analysed separately for each environment or ...

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