To lay eggs your chickens need plenty of natural daylight- at least 14 hours a day and 16 hours is even better. Sun Rise In California Â© Raider. This means that during the winter, when in the US, the natural daylight can drop to less than 9 hours a day; your girls would need 5 more hours of daylight to lay eggs.
Starting Salary Compared to Other Engineers. Petroleum engineers with bachelor's degrees earn more in starting salaries than other engineers by far. Compared to the next engineer on the NACE starting salary list, the chemical engineer at $64,902, the petroleum engineer starting salary of $83,121 is 25 percent higher.hird on the list is the mining and minerals engineer with a starting salary of $64,404. With the highest starting salary out of the gate, petroleum engineers tend to make the most of all engineers during their working years.
Job Outlook and Salary. Petroleum engineers can expect to see the number of jobs grow by 17 percent through 2020, according to the Bureau of Labor Statistics. Part of the job growth is based on estimates that many petroleum engineers will retire in that timeframe. The complexity of drilling operations will require more petroleum engineers to work on-site. The average salary for petroleum engineers was $138,980 per year, according to the Bureau.