The average temperature over the next 14 days is forecast to be 22Â°C (72Â°F) and there will be 3 days of sunshine. The average for October is 18Â°C (64Â°F) in Salou. The warmest day over the next 25 days in Salou is forecast to be 23rd October at 26Â°C (79Â°F) and the warmest night on 24th October at 18Â°C (64Â°F).
Insect growth regulator. An insect growth regulator (IGR) is a substance (chemical) that inhibits the life cycle of an insect. IGRs are typically used as insecticides to control populations of harmful pests, such as cockroaches or fleas. Contents.
Controlling the direction of growth. Auxin is a plant hormone responsible for controlling the direction of growth of root tips and stem tips in response to different stimuli including light and gravity. Auxin is made at the tips of stems and roots. It's moved in solution to older parts of the stem and root where it changes the elasticity of the cells.