نتایج جستجو برای: leaf rust

تعداد نتایج: 90061  

2014
Jing Zhao Yuheng Yang Zhensheng Kang

Rice (Oryza sativa L.) is the only widely cultivated gramineous crops that cannot be infected by rust fungi. To decipher the molecular basis of rice nonhost resistance (NHR) to Puccinia striiformis f. sp. tritici (Pst), the causal agent of wheat stripe rust, proteomic analysis was performed using the two-dimensional electrophoresis (2-DE) technique. The expressed proteins from rice leaves 24 an...

Journal: :BIO web of conferences 2021

The article is devoted to the question of influence various agro-technological methods on development diseases, pests, as well lodging spring wheat. Over years research (2019–2020) wheat crops, effect calculated doses fertilizers at different rates sowing seeds plant damage by latent pests and leaf rust damage, resistance plants was studied. On basis results obtained, it possible establish that...

Journal: :Crop Breeding and Applied Biotechnology 2021

Abstract: Sugarcane cultivar RB961552 was developed by the Breeding Program of Federal University Alagoas, a member university RIDESA. It selected for being highly productive, responsive to fertigation and high leaf biomass excellent inter-row closure. is resistant brown orange rust moderately scald smut diseases.

Journal: :Mathematical Modelling of Natural Phenomena 2021

Coffee leaf rust (CLR) is one of the main diseases that affect coffee plantations worldwide. It caused by fungus Hemileia vastatrix . Damages induce severe yield losses (up to 70%). Its control mainly relies on cultural practices and fungicides, latter having harmful ecological impact important cost. Our goal understand propagation this in order propose a biocontrol solution, based mycoparasite...

2011
Gregory Röder Martine Rahier Russell E. Naisbit

Plants are not passive victims of the myriad attackers that rely on them for nutrition. They have a suite of physical and chemical defences, and are even able to take advantage of the enemies of their enemies. These strategies are often only deployed upon attack, so may lead to indirect interactions between herbivores and phytopathogens. In this study we test for induced responses in wild popul...

Journal: :Plant physiology 1962
J M Daly R E Inman A Livne

Several reports (7, 8, 22) have described apparently fundamental changes in the rates and nature of respiratory pathways during infection of higher planit tissues by obligate parasites, particularly rust fungi. Although disease can cause increases of 400 % in rates with a marked lowering of C6/C1 ratios, there is considerable uncertainty about the carbohydrate changes which accompany the respir...

2013
Jie Tian Qiu-xia Hu Xiao-yi Ma

To improve the classification accuracy rate of apple leaf disease images and solve the problem of dimension redundancy in feature extraction, Karhunen-Loeve (K-L) transform and sparse representation are applied to apple leaf disease recognition. Firstly 9 color features and 8 texture features of disease leaf images are extracted and taken as feature vectors after dimensionality reduction by the...

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