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                                       Details van artikel 5 van 14 gevonden artikelen
 
 
  Germination capacity and health status of alfalfa seeds after laser treatment
 
 
Titel: Germination capacity and health status of alfalfa seeds after laser treatment
Auteur: Wilczek M.
Koper R.
Ćwintal M.
Korniłłowicz-Kowalska T.
Verschenen in: International agrophysics
Paginering: Jaargang 19 (2005) nr. 1 pagina's 85-89
Jaar: 2005
Inhoud: Laboratory studies on the germination of alfalfa seed (American variety ‘Legend’) were carried out completely randomly in four replications in 2002. The factors studied were as follows: 1) irradiation with divergent He-Ne laser light with a surface power density in the irradiation plane of 0, 3 and 6 mW cm-2 applied 1, 3 and 5 – times; 2) seed dressings: Funaben T, Sarfun T 65 DS and Super-Homai 70 DS in a controlled environment. The number of seeds germinating normally and abnormally as well as hard seeds and seeds infected with fungal disease was determined. Seed treatment with He-Ne laser light did not significantly influence the share of those seeds germinating normally. However, it did decrease the percentage of those seeds germinating abnormally, the hard seeds and also those seeds infected with disease but only when double the power was used. Laser light with surface power density and multiplication of R 6x3 and R 6x5 destroyed fungi from the Penicillium kind completely, whereas in a dose of R 3x3, R 3x5 and R 6x1 it significantly stimulated the growth of fungi from the Alternaria type. All seed dressings destroyed fungi from the Penicillium and also Alternaria types completely (except for Super-Homai 70 DS dressing).
Uitgever: Institute of Agrophysics
Bronbestand: Elektronische Wetenschappelijke Tijdschriften
 
 

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