Results 51 to 60 of about 537,351 (191)

Evaluation of Population Structure, Genetic Diversity and Origin of Northeast Asia Weedy Rice Based on Simple Sequence Repeat Markers

open access: yesRice Science, 2015
Weedy rice exerts a severe impact on rice production by competing for sunlight, water and nutrients. This study assayed the population structure, genetic diversity and origin of Northeast Asia weedy rice by using 48 simple sequence repeat markers.
Li Mao-bai, Wang Hui, Cao Li-ming
doaj   +1 more source

Seed-mediated gene flow promotes genetic diversity of weedy rice within populations: implications for weed management. [PDF]

open access: yesPLoS ONE, 2014
Increased infestation of weedy rice-a noxious agricultural pest has caused significant reduction of grain yield of cultivated rice (Oryza sativa) worldwide. Knowledge on genetic diversity and structure of weedy rice populations will facilitate the design
Zhuoxian He   +5 more
doaj   +1 more source

Cross-Resistance to Imazapic and Imazapyr in a Weedy Rice (Oryza sativa) Biotype Found in Malaysia [PDF]

open access: yesPlanta Daninha, 2018
: The Clearfield® rice production system is an effective management tool for weedy rice and other weeds in the direct-seeded rice culture. However, if farmers cultivating the Clearfield® rice disregard stewardship recommendations, the industry could face
M. DILIPKUMAR   +3 more
doaj   +2 more sources

How Can Weedy Rice Stand against Abiotic Stresses? A Review

open access: yesAgronomy, 2020
Weedy rice is one of the most common weeds in rice cultivation in many rice areas throughout the world and it is able to cause significant yield reductions.
Silvia Fogliatto   +2 more
doaj   +1 more source

Weedy rice management in rice production: Case study farmer field in Sai Noi district, Nontaburi province [PDF]

open access: yes, 2009
Weedy rice is unwanted plant which consequently affect rice yield and quality. Red weedy rice is an noxious weed which is an constraint component in rice seed standard.
Chawalit Handee, Anchalee Prasertsak
core  

Impact of Soil Burial Depths on Survival of Weedy Rice Seeds: Implications for Weed Management

open access: yesAgronomy
Weedy rice (Oryza sativa f. spontanea) is a noxious weed infesting rice fields worldwide and causes great yield losses for cultivated rice. Effective management of this weed is essential for the world’s rice production.
Yu-Ge Tian   +3 more
doaj   +1 more source

Weedy rice: An emerging threat for direct-seeded rice production systems in India

open access: yes, 2013
Rice is an important cereal crop in India for food security. Conventional practices for rice production (puddled transplanting) are labour-, water-, and energy-intensive.
Saharawat, Y.S.   +5 more
core   +1 more source

Assessing the risk and morphological characteristics of weedy rice outbreak in Thap Muoi district, Dong Thap province, Vietnam

open access: yesVietnam Journal of Science, Technology and Engineering, 2023
The Thap Muoi district in Dong Thap province, Vietnam, is renowned as the largest rice producer, cultivating 112,762 hectares and specialising in three rice crops per year, with some areas achieving 3.5 annual crops. However, changing farming practices,
Cong Vinh Kieu, Ho Le Thi
doaj  

Comparative study on morphological differences between weedy rice and cultivated rice in Shanghai area

open access: yes上海师范大学学报. 自然科学版, 2014
In recent years,with the promotion of direct seeding paddy technology,weedy rice is becoming more and more harmful to the cultivated rice.Comparing the morphological differences between the weedy rice and the cultivated rice is valuable for us to ...
LIANG Yilun, GUO Shuiliang, YIN Liping
doaj   +1 more source

Pre and post-emergence herbicides application for controlling weedy rice [PDF]

open access: yes, 2009
Study on pre-and post-emergence herbicides application was conducted in farmer field of two sites in Phitsanulok and Prachinburi provinces which are serious infested area of weedy rice during wet season (July to November) 2008.
Arthit Kukam-oo, Pisit Promnart
core  

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