نتایج جستجو برای: 4088 of scirpus maritimus biomass

تعداد نتایج: 21169499  

Journal: :Journal of environmental sciences 2010
Lijun Hou Min Liu Yi Yang Dongni Ou Xiao Lin Hui Chen

Biogenic silica (BSi) contents in the marsh plants (Phragmites australis, Scirpus mariqueter and Spartina alterniflora) and associated sediments in Chongming Island eastern intertidal flat of the Yangtze Estuary were determined. The BSi contents in P. australis, S. mariqueter and S. alterniflora varied from 25.78-42.74 mg/g, 5.71-19.53 mg/g and 6.71-8.92 mg/g, respectively. Over the entire grow...

Journal: :journal of rangeland science 2013
mahdieh ebrahimi mohammad jafari gholam reza savaghebi hossein azarnivand ali tavili

environmental pollution with heavy metals is a global disaster that is related tohuman activities. this study was conducted to determine the extent of heavy metalsaccumulation by plant species in lia industrial city (qazvin, iran) and to investigate theremediative capacity of native plant species grown in the contaminated soils. soil andindustrial wastewater sampling was done radially along tra...

Journal: :Mammalian Species 1981

Journal: :Journal of the American Mosquito Control Association 1989
R C Berkelhamer T J Bradley

Larvae of. Culex tarsalis Coquillett and Culiseta inornata Williston are abundant in duck ponds within the San Joaquin freshwater marsh. Culex tarsalis are found year-round and Culiseta inornata are found during the winter months. Each duck pond has an area ofopen water ringed with emergent Scirpus californicus (bulrush) and Typha latifolia and Typha anpstifolia (cattails). Low densities of lar...

نمودار تعداد نتایج جستجو در هر سال

با کلیک روی نمودار نتایج را به سال انتشار فیلتر کنید