Firefighters in Southern California have been conducting more fierce wildfire fights as crews race to contain and extinguish several fires that broke out on Wednesday and Thursday.
Firefighters made progress on the more than 10,000-acre Hughes Fire Thursday, which sent thousands fleeing after sparking near the Los Angeles County community of Castaic a day earlier.
The Sepulveda fire was the latest blaze in a nerve-racking week as Southern California headed into a fourth consecutive day of red flag fire weather warnings.
Plant hormones, also known as phytohormones, are chemicals that regulate plant cell processes. They are signal molecules produced within the plant functioning in extremely low concentrations. An ...