Which is the most frequently used propagation method at medicinal plants?
a. direct sowing b. ground layering c. propagation by cuttings
Which period is suitable for sowing chamomile in Hungary?
a. Middle April b. Late August c. November
Which plant can be reproduced only by vegetative propagation?
a. lemon balm b. peppermint c. sage
Transplant growing is preferred to direct sowing in the case of:
a. caraway b. pot marigold c. garden thyme
Open field seedling growing is used at:
a. true lavender b. lemon balm c. fennel
Which species requires light for germination?
a. poppy b. chamomile c. dill
When the acclimatization is applied?
a. before planting out b. after sowing c. after pricking off
Which statement(s) is (are) not true in case of micropropagation?
a. Micropropagation is a generative propagation method.
b. It results in descendants which are completely identical with the mother plant.
c. It regenerates intact plants from seeds too, but only in culture medium.
d. It is suitable for virus disinfection.
e. It creates new plants from plant cells, tissues, organs.
f. At first shoots are regenerated from explants, then shoots are rooted, finally rooted shoots are multiplied.
When should micropropagation be applied in medicinal plant cultivation?
a. At establishment of a peppermint plantation
b. at the cultivation of potted basil
c. In case of fast multiplication of new varieties