Bottlebrush trees grow best from semi-hardwood cuttings, which are gathered in mid-to late summer after the current seasons' growth has ripened but not fully hardened. The cutting should be roughly 4 to 8 inches long with a straight, 1/4-inch-thick stem, at least two sets of leaves at the tip and lightly striped bark.
conditioned stimulus. Definition: in classical conditioning, an originally irrelevant stimulus that, after assocation with a US, comes to trigger a conditioned response Researcher: Ivan Pavlov Example: the previously neutral tone stimulus that now triggered the conditional salivation.î î î.efinition: in classical conditioning, a stimulus that unconditionally (naturally and automatically) triggers a response Researcher: Ivan Pavlov Example: food in mouth automatically triggers the salivary reflex.
1. (Psychology) psychol any stimulus evoking an unlearnt response, esp in the context of classical conditioning, in which the conditioned stimulus is followed by the unconditioned one.. (Psychology) psychol any stimulus evoking an unlearnt response, esp in the context of classical conditioning, in which the conditioned stimulus is followed by the unconditioned one.