نتایج جستجو برای: technical agronomic factors

تعداد نتایج: 1228540  

Journal: :Journal of experimental botany 2004
Neil C Turner

Yields of dryland (rainfed) wheat in Australia have increased steadily over the past century despite rainfall being unchanged, indicating that the rainfall-use efficiency has increased. Analyses suggest that at least half of the increase in rainfall-use efficiency can be attributed to improved agronomic management. Various methods of analysing the factors influencing dryland yields and rainfall...

Journal: :Plant physiology 2013
Camilla B Hill Julian D Taylor James Edwards Diane Mather Antony Bacic Peter Langridge Ute Roessner

Drought is a major environmental constraint responsible for grain yield losses of bread wheat (Triticum aestivum) in many parts of the world. Progress in breeding to improve complex multigene traits, such as drought stress tolerance, has been limited by high sensitivity to environmental factors, low trait heritability, and the complexity and size of the hexaploid wheat genome. In order to obtai...

2014
Avat Shekoofa Yahya Emam Navid Shekoufa Mansour Ebrahimi Esmaeil Ebrahimie

Prediction is an attempt to accurately forecast the outcome of a specific situation while using input information obtained from a set of variables that potentially describe the situation. They can be used to project physiological and agronomic processes; regarding this fact, agronomic traits such as yield can be affected by a large number of variables. In this study, we analyzed a large number ...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه شیخ بهایی - دانشکده زبانهای خارجی 1391

simplification universal as a universal feature of translation means translated texts tend to use simpler language than original texts in the same language and it can be critically investigated through common concepts: type/token ratio, lexical density, and mean sentence length. although steps have been taken to test this hypothesis in various text types in different linguistic communities, in ...

2011
Pradeep C. Deo Anand P. Tyagi Mary Taylor Rob Harding Doug Becker

Somatic embryogenesis and transformation systems are indispensable modern plant breeding components since they provide an alternative platform to develop control strategies against the plethora of pests and diseases affecting many agronomic crops. This review discusses some of the factors affecting somatic embryogenesis and transformation, highlights the advantages and limitations of these syst...

Journal: :Journal of Chemical Technology & Biotechnology 2021

BACKGROUND The present work investigates the use of municipal mixed waste compost (MMWC) residue for phosphorus (P) recycling from a technical, economic, and environmental perspective. study aims to obtain liquid extracts rich in P MMWC with low heavy metals content, suitable their subsequent precipitation struvite form. effect inorganic (sulfuric/nitric) organic (oxalic/citric) acids at differ...

دهداری, اشکبوس , رضایی, عبدالمجید , مبلی, مصطفی ,

In order to evaluate the morphological and agronomic characteristics of 19 land races of onions and one foreign cultivar (Yellow Sweet Spanish), an experiment was conducted in 1998 at the Research Farm of the College of Agriculture, Isfahan University of Technology. Analysis of variance showed significant differences among genotypes for all of the morphological and agronomic traits. Dry weight ...

ژورنال: علوم آب و خاک 2001
دهداری, اشکبوس , رضایی, عبدالمجید , مبلی, مصطفی ,

In order to evaluate the morphological and agronomic characteristics of 19 land races of onions and one foreign cultivar (Yellow Sweet Spanish), an experiment was conducted in 1998 at the Research Farm of the College of Agriculture, Isfahan University of Technology. Analysis of variance showed significant differences among genotypes for all of the morphological and agronomic traits. Dry weight ...

2007
E MEYER

A user friendly, computer based program has been developed to estimate the performance and cost of sugarcane combine harvesters and associated infield transport vehicles. The model was originally developed to assess the effect of various field parameters, infield cultural practices and also the number and capacity of infield transport vehicles on harvester output. A costing program was subseque...

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