نتایج جستجو برای: echinochloa

تعداد نتایج: 854  

Journal: :Brazilian journal of biology = Revista brasleira de biologia 2001
M L Pompêo R Henry V Moschini-Carlos

In the Paranapanema River mouth, Jurumirim Reservoir (23 degrees 27'-23 degrees 29'S and 48 degrees 39'-48 degrees 36'W, SP, Brazil), the biomass of E. polystachya was monthly determined with eight quadrats of 0.25 m2 from August 1993 to July 1994. The seasonal variation in biomass was unimodal, with greater biomass from November 1993 to April 1994. The average biomass was 1,933.7 +/- 479.5 gDW...

Journal: :Journal of Weed Science and Technology 2005

Journal: :پژوهش های تولید گیاهی 0

in recent years, symptoms of a viral disease including streak mosaic, leaf blade malformation, and thickness (scrawniness) of raceme have been observed in the vast areas of grain fields in golestan province. in order to identify the causes of this disease, detection of wheat streak mosaic virus (wsmv) in cultivated hosts including wheat, dominant weeds of fields involving barnyardgrass (echinoc...

Journal: :Journal of Weed Science and Technology 1965

Journal: :Journal of Weed Science and Technology 2004

Journal: :The Journal of Agriculture of the University of Puerto Rico 1969

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