Women’s chances of conception is the largest ovulation period, in the female ovulation period couples have regular sex is conducive to improving female fertilization, general ovulation judgment methods are as follows: 1, the basic body temperature measurement method. Generally speaking, the body temperature of the female ovulation days will suddenly drop, and the next few days the body temperature is higher than the basal body temperature by about 0.3 to 0.5 degrees. Pregnant women to buy a precise thermometer, to ensure that 8 hours of sleep every day, wake up in the morning without exercise to measure the temperature, and adhere to the continuous measurement of the record, in order to facilitate the grasp of the body temperature rise and fall of the law can draw a curve to determine the day of ovulation. 2, leukorrhea observation method. The menstrual cycle of leukorrhea is also cyclical changes. Normally, the amount of leukorrhea is relatively small, dry and sticky. But ovulation will secrete a relatively high concentration of estrogen, so that the cervical columnar epithelial cells secrete a large amount of leukorrhea, leukorrhea will become clear and transparent. 3.Schedule projection method. In general, the female menstrual cycle is 21 to 35 days, the average is about 28 days, the date of ovulation is in the next menstrual period before 12 to 16 days, an average of about 14 days, the specific day of ovulation according to their own menstrual cycle to determine. 4, ovulation test paper test method. The simplest and most convenient method is to use ovulation test paper test, but this is somewhat blind, may waste a lot of ovulation test paper. The above methods can be used together according to the actual situation, couples want a baby in the ovulation period the chances of conception, but couples should not take it as a task, but also to maintain a normal mind, let nature take its course, a good state of mind is also conducive to conception.