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Shoots of pea cv. ‘Cukrowy Iłówiecki’ were studied after 3-weeks hydroponieal culturing. There were applied four aluminium levels: 0, 3, 6, 27 mg Al/dm³ of medium Shoot height, stem diameter, leaf surface area and their tissues were compared. The light as well as scanning electron microscopies were applied. The aluminium stress (27 mg Al/dm³) caused the significant decrease of stem height and diameter...
Porównywano budowę tkanek łodygi i liści tulipana formowanych po oprysku roztworem chlorku chlorocholiny (CCC) w stężeniach: 0%; 0,5%; 1,0% i 1,5%. Do badań wykorzystano mikroskop świetlny (preparaty półcienkie) oraz skaningowy elektronowy (SEM). Stwierdzono wzrost średnicy łodygi proporcjonalny do stężenia retardanta oraz znaczne zwiększenie grubości warstwy miękiszu, sklerenchymy i promieniowej...
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