搜索结果: 1-9 共查到“杂草防治 rice”相关记录9条 . 查询时间(0.229 秒)
Labor-Saving Weed Technologies for Lowland Rice Farmers in sub-Saharan Africa
Chemical weed control hand weeding irrigated lowland mechanical weed contro
2015/12/23
Time requirements, weed control efficacy, and yield effects of three labor-saving weed technologies
were tested against hand weeding during three seasons in 2012 and 2013. The technologies incl...
Weed Management Strategies to Reduce Herbicide Use in Zero-Till Rice–Wheat Cropping Systems of the Indo-Gangetic Plains
Crop geometry crop rotation nonchemical approaches planting dates
2015/12/23
In the rice–wheat (RW) systems of the Indo-Gangetic Plains of South Asia, conservation tillage practices, including zerotillage (ZT), are being promoted to address emerging problems such as (1) shorta...
ALS-Resistant Smallflower Umbrella Sedge (Cyperus difformis) in Arkansas Rice: Physiological and Molecular Basis of Resistance
ALS enzyme assay ALS gene sequencing herbicide resistance mechanism Illumina HiSeq whole-plant bioassay
2015/12/21
Smallflower umbrella sedge is a problematic weed in direct-seeded rice in the midsouthern United States. It recently has evolved resistance to the acetolactate synthase (ALS) –inhibiting herbicide hal...
The use of herbicides for weed control in direct wet-seeded rice (Oryza sativa L.) in rice production regions in the Republic of Macedonia
rice herbicides weed control yield
2015/3/3
Field trials were conducted in the Agricultural Research Institute for Rice, at two localities during 2005 and 2006. The objective of the study was to establish an appropriate weed management strategy...
Detection of unintended effects in genetically modified herbicide-tolerant (GMHT) rice in comparison with non-target phenotypic characteristics
Unintended effects safety assessment biosafety GM crops herbicide tolerance
2011/1/11
In the process of safety assessments of genetically modified (GM) crops, particular attention should be paid to their unintended effects. This study was focused on detection of unintended effects in g...
Monitoring survey of paddy rice herbicides in surface water at Sakura River and Lake Kasumigaura
rice herbicide paddy field monitoring Lake Kasumigaura Sakura River
2009/3/11
The eighteen kinds of paddy rice herbicides concentration in water samples at Sakura R. and L. Kasumigaura were monitored from 2001 to 2005. The highest concentrations of the rice herbicides were ob...
Studies on the development of weed control method for paddy rice through the covering with tree leaves
weed control method paddy rice tree leaves
2009/3/10
Studies on the development of weed control method for paddy rice through the covering with tree leaves.
Characterization of seed dormancy and germination patterns of weedy rice in Japan
weedy rice dormancy germination pattern habitat distribution
2009/3/10
Characteristics of seed dormancy and germination patterns of weedy rice in Japan were studied by germination tests conducted at 100days after heading. Seventy-four and forty accessions of weedy rice...
Response of Exotic Invasive Weed Alternanthera philoxeroides to Environmental Factors and Its Competition with Rice
Alternanthera philoxeroides hydrophytic type environmental factor rice viability
2008/12/11
A greenhouse experiment was conducted to determine the influence of the environmental factors such as low-temperature, drought stress, salt-alkali and flooding on the survival rate, propagation rate, ...