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Oryza sativa L ????? ????? ????? ??????????? ?????????? ??????? ????????? ?????? ????? ?????? ?????? ?? ????? ???? ??? ??????? ???????? ???? ???? ????.

open access: yesمجلة علوم ذي قار, 2019
      This experment was carried out in the Season (2014 - 2015) to assess The inhibtory activity of plants Paspalum distichum L., and Cyperus spp. L.. Water and alkhol extracts on germination and growth of Cyperus odoratus L., Diplanche fusca Beaur (L.).
كوثر كاظم عبد الرضا   +2 more
doaj   +4 more sources

?????????? ?????????????????????? ?????????????? ?????????????? ???? ???????????????????? ?? ???????????????? ?????????????? Oryza sativa L.

open access: yes, 2021
Aims. Study of the influence pretreatment of panicle on morphogenic potential of microspores in anther culture of rice. Methods. Obtaining of rice double haploid lines by anther culture in vitro. The statistical methods. Results. The influence different variants pretreatment of rice panicle on the processes of induction and regeneration in anther ...
openaire   +4 more sources

Genetic Structure and Diversity in Oryza sativa L. [PDF]

open access: yesGenetics, 2005
Abstract The population structure of domesticated species is influenced by the natural history of the populations of predomesticated ancestors, as well as by the breeding system and complexity of the breeding practices exercised by humans.
Amanda J, Garris   +4 more
openaire   +2 more sources

Distinct Evolutionary Origins of Intron Retention Splicing Events in NHX1 Antiporter Transcripts Relate to Sequence Specific Distinctions in Oryza Species

open access: yesFrontiers in Plant Science, 2020
The genome of Asian cultivated rice (Oryza sativa L.) shows the presence of six organelle-specific and one plasma membrane (OsNHX1-7) NHX-type cation proton antiporters. Of these, vacuolar-localized OsNHX1 is extensively characterized.
Gothandapani Sellamuthu   +11 more
doaj   +1 more source

A Short Review on the Development of Salt Tolerant Cultivars in Rice [PDF]

open access: yes, 2016
Rice is staple food for half of the world. With a population of almost 9.6 billion by the year 2050, there is a dire need of developing techniques to improve the crop plants, not only in terms of better yield but also to withstand harsh environmental ...
Jahan, N. (Nusrat)   +3 more
core   +4 more sources

Drought Resistance Loci in Recombinant Lines of Iranian Oryza sativa L. in Germination Stage

open access: yesBioTech, 2021
In order to locate control genes related to Oryza sativa L. traits at the germination stage under normal conditions and at drought stress levels (−4.5 and −9.0 bar), we evaluated 120 F8 generation offspring from the cross between two cultivars Neda ...
Morteza Noryan   +4 more
doaj   +1 more source

Combining High Yields and Blast Resistance in Rice (Oryza spp.): A Screening under Upland and Lowland Conditions in Benin [PDF]

open access: yes, 2018
The future security of the supply of rice for food in Africa depends on improving the level of local production to achieve self-sufficiency. In order to cope with the existing gap between production and actual demand, combining a high level of rice blast
Audenaert, K.   +7 more
core   +3 more sources

Oryza sativa L.

open access: yes, 2020
Published as part of Fogliatto, Silvia, Patrucco, Lorenzo, Milan, Marco & Vidotto, Francesco, 2021, Sensitivity to salinity at the emergence and seedling stages of barnyardgrass (EchinochloQ crus-gQlli), weedy rice (OryzQ sQtivQ), and rice with different tolerances to ALS-inhibiting herbicides, pp. 39-51 in Weed Science (Cambridge, England) (Cambridge,
Fogliatto, Silvia   +3 more
openaire   +2 more sources

Teores de silício no solo e na planta de arroz de terras altas com diferentes doses de adubação silicatada e nitrogenada Silicon contents in soil and in highland rice plants under different doses of silicon and nitrogen fertilization

open access: yesRevista Brasileira de Ciência do Solo, 2003
O Si não é elemento essencial para o crescimento e desenvolvimento das plantas, porém sua absorção pode trazer inúmeros benefícios para culturas acumuladoras de Si, como o arroz.
M. Mauad   +3 more
doaj   +1 more source

Avaliação da porosidade e placa férrica de raízes de arroz cultivado em hipoxia Evaluation of porosity and iron plaque on rice roots grown under hypoxia

open access: yesRevista Brasileira de Ciência do Solo, 2010
A alta difusividade do oxigênio em diversos materiais dificulta a criação e, ou, manutenção de um ambiente livre de O2. As técnicas utilizadas são pouco eficientes na exclusão do O2 e, portanto, não expressam a condição do solo alagado.
Marquel Jonas Holzschuh   +2 more
doaj   +1 more source

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