scholarly journals Dynamic Changes in the Microbiome of Rice During Shoot and Root Growth Derived From Seeds

2020 ◽  
Vol 11 ◽  
Author(s):  
Mengying Wang ◽  
Alexander W. Eyre ◽  
Michael R. Thon ◽  
Yeonyee Oh ◽  
Ralph A. Dean
Forests ◽  
2021 ◽  
Vol 12 (5) ◽  
pp. 611
Author(s):  
Abdessamad Fakhech ◽  
Martin Jemo ◽  
Najat Manaut ◽  
Lahcen Ouahmane ◽  
Mohamed Hafidi

The impact of salt stress on the growth and phosphorus utilization efficiency (PUE) of two leguminous species: Retama monosperma and Acacia gummifera was studied. The effectiveness of arbuscular mycorrhizal fungi (AMF) to mitigate salt stress was furthermore assessed. Growth, N and P tissue concentrations, mycorrhizal root colonization frequency and intensity, and P utilization efficiency (PUE) in the absence or presence of AMF were evaluated under no salt (0 mM L−1) and three salt (NaCl) concentrations of (25, 50 and 100 mM L−1) using a natural sterilized soil. A significant difference in mycorrhizal colonization intensity, root-to-shoot ratio, P uptake, PUE, and N uptake was observed between the legume species. Salt stress inhibited the shoot and root growth, and reduced P and N uptake by the legume species. Mycorrhizal inoculation aided to mitigate the effects of salt stress with an average increase of shoot and root growth responses by 35% and 32% in the inoculated than in the non-inoculated A. gummifera treatments. The average shoot and root growth responses were 37% and 45% higher in the inoculated compared to the non-inoculated treatments of R. monosperma. Average mycorrhizal shoot and root P uptake responses were 66% and 68% under A. gummifera, and 40% and 95% under R. monosperma, respectively. Mycorrhizal inoculated treatments consistently maintained lower PUE in the roots. The results provide insights for further investigations on the AMF conferred mechanisms to salt stress tolerance response by A. gummifera and R. monosperma, to enable the development of effective technologies for sustainable afforestation and reforestation programs in the Atlantic coast of Morocco.


2004 ◽  
Vol 16 (6) ◽  
pp. 1365-1377 ◽  
Author(s):  
Chika Nishimura ◽  
Yoshi Ohashi ◽  
Shusei Sato ◽  
Tomohiko Kato ◽  
Satoshi Tabata ◽  
...  

2013 ◽  
Vol 150 ◽  
pp. 317-325 ◽  
Author(s):  
Aye Aye Thwe ◽  
Gilles Vercambre ◽  
Hélène Gautier ◽  
Loïc Pagès ◽  
Christophe Jourdan ◽  
...  

Crop Science ◽  
2002 ◽  
Vol 42 (2) ◽  
pp. 457-465 ◽  
Author(s):  
Xiaozhong Liu ◽  
Bingru Huang ◽  
Gary Banowetz

Author(s):  
Obed J. Mwenye ◽  
Leon Van Rensburg ◽  
Angeline Van Biljon ◽  
Rouxlene Van der Merwe

2012 ◽  
Vol 143 ◽  
pp. 205-210 ◽  
Author(s):  
Michael V. Mickelbart ◽  
Paul W. Robinson ◽  
Guy Witney ◽  
Mary Lu Arpaia

1991 ◽  
Vol 46 (11-12) ◽  
pp. 939-944
Author(s):  
Robert M. Devlin ◽  
Irena I. Zbiec

This study demonstrates that corn can be partially safened by BAS-145138 against sulfonylurea and imidazolinone herbicides. The corn seeds were impregnated with BAS-145138 by soaking the seeds for 6 h in solutions of the safener. BAS-145138 had no effect on corn growth. However, corn shoot and root growth in length, fresh weight, and dry weight was partially protected by BAS-145138 from the phytotoxic effects of the sulfonylurea herbicides thiameturon and CGA -136872. Similar protection was given to corn against the phytotoxic activity of the imidazolinone herbicides imazapyr, imazaquin, and imazethapyr. This study suggests that corn could be safened with BAS-145138 against the phytotoxic effects of residual amounts of sulfonylurea and imidazolinone herbicides found in fields where wheat/corn or soybean/corn rotations take place.


1998 ◽  
Vol 67 (2) ◽  
pp. 149-152 ◽  
Author(s):  
Guan Du Hua ◽  
Etsuko MORI ◽  
Hiroyuki TERAO ◽  
Eiji TSUZUKI

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