What does this sentence mean, "Leap in April, ten thousand years of famine"?

There are many proverbs in rural areas. Although these proverbs are simple, they have profound meanings, because they are often the essence condensed by ordinary people according to their accumulated life experience and passed down from generation to generation. So these proverbs are very precious, but there are also many proverbs that young people can't understand, such as? Leap in April, mega-year drought? What does this mean?

First of all, on the surface, it means that leap April indicates a famine year. In fact, everyone can understand that leap April is an extra April in a year, which is mainly set up to make up for the time difference between the number of days in a year and the actual period of revolution of the earth caused by man-made calendar regulations, and the year to make up for this time difference is called leap year. Similarly, when this time difference is allocated to a specific month, it becomes a leap month. The leap April here is two April. Extraordinary drought? In fact, it can be interpreted in reverse as? A million years? In other words, it heralds the year of famine.

Second, the leap in April will lengthen the spring time, which is more likely to cause famine years. For the year 2020, there are two solar terms in the lunar calendar, namely beginning of spring. What are they called? Double spring year? . Generally speaking, the leap in April of the lunar calendar often happens once every eight or eleven years. Once the leap in April happens, it will bring trouble to the older generation, because it often causes problems in farming and greatly reduces the possibility of a bumper harvest.

Third, leap April is more prone to late spring cold and can't get a good harvest. As mentioned here, leap April will produce two solar terms in beginning of spring, that is to say, in the lunar calendar, the time of spring will be extended. At this time, the spring ploughing time of many crops needs to be changed, but it is still prone to late spring chill after the change, which not only affects people's lives, but also has great changes to plant growth. In the event of late spring cold, crops are easily frostbitten or frozen to death, leading to poor harvest.