Sentences with phrase «plant defenses against»

The reason could be that plant defenses against pathogens gradually weaken after a fire, Moritz and Odion speculate — for instance, from stiffer competition among plants as they grow, decreased chemical defenses as they age, or depletion of soil nutrients.The findings suggest that California's fight against forest fires over many decades may have precipitated or accelerated the outbreak, and that perhaps controlled burning could be used to halt it, the authors say.

The resulting data clearly showed that the microbial cocktail could bolster plant defenses against both arsenic and rice blast disease.

Plant defenses against pathogens follow a salicylic acid mediated pathway.

Plant defenses against chewing insects follow a jasmonite - mediated pathway that induces protease inhibitors and polyphenol oxidase, which suppress digestion and growth.

Not exact matches

«But, herbivores can evade plant defenses by using symbiotic bacteria that deceive the plant into perceiving an herbivore threat as microbial, suppressing the plant's defenses against herbivores.»

In addition, many of Madagascar's plants have evolved defenses against large herbivores, such as spines and multiple leaf shapes that protect young sprouts from browsing tortoises.

At each site Meyerson and Cronin measured plant biomass and defenses against herbivores and quantified insect damage by galling, chewing and sucking (aphids) insects to measure the effects of herbivory on Phragmites fitness.

Plant turned preexisting defenses against insect pests into weapons for catching and eating prey

Then the task force followed with a dozen major recommendations, some of which would order nuclear plant operators to strengthen defenses against extreme flooding or earthquakes when necessary and to harden vents that would carry away explosive hydrogen gas from damaged reactor cores in the two types of reactors at the Fukushima Daiichi plant.

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

«Sugars in the cornfield: Plants use defenses against pests, but they don't always work.»

PULLMAN, Wash. — Crop scientists at Washington State University have explained how genes in the barley plant turn on defenses against aging and stressors like drought, heat and disease.

Almost all plant foods contain antinutrients as natural defenses against pests, diseases, and environmental threats.

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.

They showed that under high carbon dioxide conditions, plants deactivate three genes that help them produce chemical defenses against insects.