Results 31 to 40 of about 17,093 (263)

Physiological analysis reveals the mechanism of accelerated growth recovery for rice seedlings by nitrogen application after low temperature stress

open access: yesFrontiers in Plant Science, 2023
Low temperature and overcast rain are harmful to directly seeding early rice, it can hinder rice growth and lower rice biomass during the seedling stage, which in turn lowers rice yield.
Hui Wang   +13 more
doaj   +1 more source

Progress of super hybrid rice research in China [PDF]

open access: yesChinese Science Bulletin, 2016
To meet the growing food demands in China, a program of super rice breeding was set up by the Chinese Ministry of Agriculture in 1996. The goals of this program is to achieve rice yield targets to 10.5, 12.0, 13.5, and 15.0 t/ha in single season rice growing area through four research phases. A proposed model of combining morphological improvement with
Jun WU   +3 more
openaire   +1 more source

The “PATBO SUPER” technology innovation to increase rice production in rainfed rice fields

open access: yesIOP Conference Series: Earth and Environmental Science, 2021
Abstract SUPER PATBO technology is adoption from IPAT-BO technology with some enhancements to make it suitable for rainfed areas. It has been adapted in several locations. There are five main components of PATBO SUPER technology, namely: (1) New Superior Varieties of the amphibian group; (2) Water management at the macro and micro levels;
R Sari   +3 more
openaire   +1 more source

Genetic dissection of yield traits in super hybrid rice Xieyou9308 using both unconditional and conditional genome-wide association mapping

open access: yesScientific Reports, 2017
With the development and application of super rice breeding, elite rice hybrids with super high-yielding potential have been widely developed in last decades in China. Xieyou9308 is one of the most famous super hybrid rice varieties.
Yingxin Zhang   +11 more
doaj   +1 more source

The OsMPK15 Negatively Regulates Magnaporthe oryza and Xoo Disease Resistance via SA and JA Signaling Pathway in Rice

open access: yesFrontiers in Plant Science, 2019
Mitogen-activated protein kinase (MAPK) cascades play central roles in response to biotic and abiotic stresses. However, the mechanisms by which various MAPK members regulate the plant immune response in rice remain elusive.
Yongbo Hong   +15 more
doaj   +1 more source

'Super Dwarf' Rice: Temperature Studies

open access: yes, 1999
Detailed temperature studies are a prerequisite to the optimization of crop productivity because field studies at ambient CO2 provide only a general guide to optimal temperatures. Meristem temperature has a profound effect on crop development rate, and the optimum temperature usually decreases as the crop matures. Previous studies with semi-dwarf rice (
Klassen, Steve, Bugbee, Bruce
openaire   +2 more sources

Genetic mapping of quantitative trait loci for the stigma exsertion rate in rice (Oryza sativa L.)

open access: yesJournal of Integrative Agriculture, 2017
The efficiency of hybrid rice seed production can be improved by increasing the percentage of exserted stigmas. To identify quantitative trait loci (QTLs) for this trait, we conducted QTL mapping using 75 chromosome segment substitution lines (CSSLs ...
Md Habibur Rahman   +8 more
doaj   +1 more source

Mapping and genetic validation of a grain size QTL qGS7.1 in rice (Oryza sativa L.)

open access: yesJournal of Integrative Agriculture, 2019
Grain size is a major determinant of grain weight, which is one of the components of rice yield. The objective o this study was to identify novel, and important quantitative trait loci (QTLs) for grain size and weight in rice.
Pao XUE   +9 more
doaj   +1 more source

Responses of super rice (Oryza sativa L.) to different planting methods for grain yield and nitrogen-use efficiency in the single cropping season. [PDF]

open access: yesPLoS ONE, 2014
To break the yield ceiling of rice production, a super rice project was developed in 1996 to breed rice varieties with super high yield. A two-year experiment was conducted to evaluate yield and nitrogen (N)-use response of super rice to different ...
Song Chen   +7 more
doaj   +1 more source

Design and Experimental Investigation of a Transplanting Mechanism for Super Rice Pot Seedlings

open access: yesAgriculture, 2023
Super rice contains a variety of advantageous characteristics. However, current rice seedling transplanting machines fail to achieve the necessary trajectory and distance required for super rice mechanized transplanting. To address this issue, this study
Maile Zhou   +5 more
doaj   +1 more source

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