Sentences with phrase «plant defenses increase»

Plant defenses increase survival and / or reproduction (fitness) of plants under pressure of predation from herbivores.

Not exact matches

«What is remarkable is that the plants exposed to different vibrations, including those made by a gentle wind or different insect sounds that share some acoustic features with caterpillar feeding vibrations did not increase their chemical defenses,» Cocroft said.

«Plants have many ways to detect insect attack, but feeding vibrations are likely the fastest way for distant parts of the plant to perceive the attack and begin to increase their defenses,» Cocroft said.

The increasing resistance of pest insects to Bt is another reason to look deeper into the natural insect adaptations against plant defenses.

Orrock and colleagues activated tomato plants» defenses by spraying them with increasing concentrations of methyl jasmonate — a version of a chemical that plants release when they are being attacked that triggers downstream responses such as increased production of toxic metabolites.

«Herbivory - Induced Volatiles Function as Defenses Increasing Fitness of the Native Plant Nicotiana Attenuata in Nature.»

It has been suggested however, that when plants aren't sprayed with chemicals to stave off bugs and weeds, they naturally increase their own defenses to fend them off on their own.

Chemicals in foods and changes in plants to increase their defenses may increase their potential for triggering allergies.

Then, and as a consequence of this, there are native to Cedros herbivores, which on one hand compete with the goat population for food and presumably have kept it from increasing beyond carrying capacity, and on the other hand forced the native plants to keep their defenses against herbivores, unlike plants on megaherbivoreless islands which tend to lack those defenses.