Special fluorescent light bulbs generate radiation similar to natural UV light, and were used in the study. Growers put the plants under 40W Westinghouse FS-40 Sunlamps 10 inches from the canopy.
Crane Operator Salary. A Crane Operator earns an average wage of Â£11.95 per hour. For the first five to ten years in this position, wages increase somewhat, but any additional experience does not have a big effect on pay. Â£19,115 - Â£64,750.
Crane operators employed primarily in nonresidential building construction made somewhat less, an average of $53,070 a year. Those who worked in mining averaged $47,010 per year, and those employed by iron and steel mills made an average of $45,710 per year.Related Reading: Salary of a Barge Crane Operator.rane operators employed primarily in nonresidential building construction made somewhat less, an average of $53,070 a year. Those who worked in mining averaged $47,010 per year, and those employed by iron and steel mills made an average of $45,710 per year. Related Reading: Salary of a Barge Crane Operator.