نتایج جستجو برای: waterlogging conditions effect

تعداد نتایج: 2362658  

Journal: :Annals of botany 2009
T L Setter I Waters S K Sharma K N Singh N Kulshreshtha N P S Yaduvanshi P C Ram B N Singh J Rane G McDonald H Khabaz-Saberi T B Biddulph R Wilson I Barclay R McLean M Cakir

BACKGROUND AND AIMS The lack of knowledge about key traits in field environments is a major constraint to germplasm improvement and crop management because waterlogging-prone environments are highly diverse and complex, and the mechanisms of tolerance to waterlogging include a large range of traits. A model is proposed that waterlogging tolerance is a product of tolerance to anaerobiosis and hi...

2017
Kanika Arora Kusuma Kumari Panda Shikha Mittal Mallana Gowdra Mallikarjuna Nepolean Thirunavukkarasu

Cell wall modification (CWM) promotes the formation of aerenchyma in roots under waterlogging conditions as an adaptive mechanism. Lysigenous aerenchyma formation in roots improves oxygen transfer in plants, which highlights the importance of CWM as a focal point in waterlogging stress tolerance. We investigated the structural and functional compositions of CWM genes and their expression patter...

2017
Juan de la Cruz Jiménez Juan A. Cardoso Luisa F. Leiva Juanita Gil Manuel G. Forero Margaret L. Worthington John W. Miles Idupulapati M. Rao

Brachiaria grasses are sown in tropical regions around the world, especially in the Neotropics, to improve livestock production. Waterlogging is a major constraint to the productivity and persistence of Brachiaria grasses during the rainy season. While some Brachiaria cultivars are moderately tolerant to seasonal waterlogging, none of the commercial cultivars combines superior yield potential a...

2014
Peng Chen Jiquan Zhang Lifeng Zhang Yingyue Sun

With the acceleration of urbanization, waterlogging has become an increasingly serious issue. Road waterlogging has a great influence on residents' travel and traffic safety. Thus, evaluation of residents' travel difficulties caused by rainstorm waterlogging disasters is of great significance for their travel safety and emergency shelter needs. This study investigated urban rainstorm waterloggi...

2014
Juan Andrés Cardoso Juan de la Cruz Jiménez Idupulapati M. Rao

Waterlogging is one of the major factors limiting the productivity of pastures in the humid tropics. Brachiaria humidicola is a forage grass commonly used in zones prone to temporary waterlogging. Brachiaria humidicola accessions adapt to waterlogging by increasing aerenchyma in nodal roots above constitutive levels to improve oxygenation of root tissues. In some accessions, waterlogging reduce...

2014
Guoyong Ding Lu Gao Xuewen Li Maigeng Zhou Qiyong Liu Hongyan Ren Baofa Jiang

BACKGROUND Malaria is a highly climate-sensitive vector-borne infectious disease that still represents a significant public health problem in Huaihe River Basin. However, little comprehensive information about the burden of malaria caused by flooding and waterlogging is available from this region. This study aims to quantitatively assess the impact of flooding and waterlogging on the burden of ...

2017
Hewei Du Jianxiong Zhu Hang Su Ming Huang Hongwei Wang Shuangcheng Ding Binglin Zhang An Luo Shudong Wei Xiaohai Tian Yunbi Xu

Waterlogging has increasingly become one of the major constraints to maize productivity in some maize production zones because it causes serious yield loss. Bulked segregant RNA-seq (BSR-seq) has been widely applied to profile candidate genes and map associated Single Nucleotide Polymorphism (SNP) markers in many species. In this study, 10 waterlogging sensitive and eight tolerant inbred lines ...

2015
Ullah Najeeb Michael P. Bange Daniel K. Y. Tan Brian J. Atwell

Climatic variability, typified by erratic heavy-rainfall events, causes waterlogging in intensively irrigated crops and is exacerbated under warm temperature regimes on soils with poor internal drainage. Irrigated cotton is often grown in precisely these conditions, exposing it to waterlogging-induced yield losses after substantial summer rainfall. This calls for a deeper understanding of mecha...

ژورنال: علوم آب و خاک 2012
سنیه مردمی , , شاهین اوستان, , نصرت اله نجفی, ,

The effects of waterlogging, sewage sludge and manure on the Fe, Mn, Zn, Cu, Pb and Cd uptake and concentrations in roots and shoots of sunflower (Helianthus annuus L.) were investigated in greenhouse conditions. A factorial experiment based on a completely randomized design with three replications including duration of waterlogging at five levels (0, 2, 4, 8, 22 days) and source and amount of ...

2017
Xiaosen Wang Zhong Deng Wenzheng Zhang Zhaojiang Meng Xiao Chang Mouchao Lv

In this study, a soil culture experiment was set up in barrels to investigate the effect of waterlogging duration at different growth stages on the growth, yield, and quality of cotton in the Huang-Huai Region of China during summer. The experiment was conducted at four growth stages of cotton (seedling, squaring, flowering, and boll opening), and the waterlogging duration at each stage was set...

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