نتایج جستجو برای: cultivar evaluation

تعداد نتایج: 837629  

2005
Carlos M. Löffler Jun Wei

productivity over long periods of time, these efforts did not attempt to identify the environmental variables that The effectiveness of a cultivar evaluation system largely depends were most important in influencing GEI and thus the on the genetic correlation between genotype performance in multigenetic correlations for genotype performance among environment trials (MET) and in the target popul...

2016
Yonghua Luo Ruomin Wang Lijun Yang

In looking for different types of large-scale activities of food sanitation supervision and security modes, improving the efficiency of food hygiene protection, this paper establishes the evaluation index system for sports food hygiene, and proposed the sports food hygiene evaluation model based on the Analytic Hierarchy Process (AHP) and the interval fuzzy TOPSIS method. AHP is used to determi...

2010
Michael Poulsen Cameron R. Currie

Mutualistic associations are shaped by the interplay of cooperation and conflict among the partners involved, and it is becoming increasingly clear that within many mutualisms multiple partners simultaneously engage in beneficial interactions. Consequently, a more complete understanding of the dynamics within multipartite mutualism communities is essential for understanding the origin, specific...

2013
D.K. Biswas H. Xu Y.G. Li B.L. Ma G.M. Jiang

The beneficial effects of elevated CO2 on plants are expected to be compromised by the negative effects posed by other global changes. However, little is known about ozone (O3)-induced modulation of elevated CO2 response in plants with differential sensitivity to O3. An old (Triticum aestivum cv. Beijing 6, O3 tolerant) and a modern (T. aestivum cv. Zhongmai 9, O3 sensitive) winter wheat cultiv...

Journal: :Journal of nematology 1987
S R Koenning D P Schmitt

A field study was conducted to evaluate soybean cultivar sensitivity to Pratylenchus brachyurus and selected nonfumigant nematicides for control of this nematode. 'Essex', a tolerant cultivar, yielded more than 'Forrest' , a sensitive cultivar, in an infested field. Plots treated with aldicarb, carbofuran, and fenamiphos had fewer nematodes 40 days after planting than nontreated plots. Plots pl...

Journal: :Proceedings of the Latvian Academy of Sciences. Section B. Natural, Exact, and Applied Sciences 2013

پایان نامه :دانشگاه تربیت معلم - سبزوار - دانشکده ادبیات و علوم انسانی 1391

abstract this study evaluates the iranian pre-university english textbook in terms of needs, objectives, content, and methodology. the study was designed on the qualitative- quantitative survey basis using interviews and questionnaires, a researcher-made textbook evaluation checklist and a needs analysis questionnaire. the textbook evaluation questionnaire was used in this study to elicit the ...

نمودار تعداد نتایج جستجو در هر سال

با کلیک روی نمودار نتایج را به سال انتشار فیلتر کنید