[All-the-year-round production cut flowers: Root formation in rose cuttings]

absorption d'eau absorption de substances nutritives air aire bouturage bouture culture hydroponique cuttings diffusion enracinement enraizamiento esquejado esquejes gas exchange growing media growth rate hydroponics intercambio de gases laine de roche lana mineral nutrient solutions nutrient uptake oxygen propagation by cuttings racine rockwool rooting roots rosa soluciones nutritivas solution nutritive substrat de culture substratos de cultivo taux de croissance water uptake