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.
Petroleum Engineering Salary by Percentile. At the start of your career, the average starting salary for petroleum engineers will be much closer to the 10th and 25th percentiles. As you gain experience and become a manager, you can expect to earn a salary well into the 75th and 90th percentiles.he average salary of petroleum engineers in the top 10 states all pay well over $100k. For the entire list, please see the petroleum engineering salary by state or click on the map below.