Sentence examples for leaf changes from inspiring English sources
At four sites in the Amazon, the team used cameras to monitor leaf changes throughout the canopy and CO2-measuring sensors to measure shifts in photosynthesis.
The study of the basic triggers of autumnal leaf changes, never mind the impact of climate change on these, is still in its infancy in part because scientists have traditionally focused their attentions on the seasonal changes in March and April than those later in the year.
Here we demonstrate for the first time that these leaf changes are associated with increased spore production by A. alternata, a ubiquitous allergenic fungus.
Look for signs of tree damage, such as scorched leaves, drooping branches, flowering out of season, leaf changes out of season, excessive needle shedding or excessive winter dieback.
While in Acacia colei the leaf change was correlated to the reduction in miR156 and induction of miR172 [ 15], in A mangium the leaf change was not correlated to significant differences in rooting abilities [ 28– 31].
Migrating species, tree die-offs, and delays to leaf colour changes will trigger a host of complex related changes.
Autumnal leaf colour changes have moved back by an average of about five days in the last 18 years, Jeong says.
Further studies will focus on mechanisms linked to these leaf structural changes that promote N and C remobilization and their effects on seed yield.
Delays in autumn leaf colour changes have been observed in Europe too, however extensions of growing seasons are being driven more by earlier springs than later autumns, says Yann Vitasse, of the University of Basel in Switzerland.
Under a "business as usual" scenario without a significant cut in carbon emissions, temperatures are predicted to reach 5.6 degrees C above pre-industrial levels, autumnal leaf colour changes will be delayed nearly three full weeks compared with today.
These results show that cold stress of the basal parts of rice leaf sheaths changes the glycosylation and phosphorylation profiles of calreticulin, a key protein that regulates the quality control of other proteins [33].
