Seventh, the old queen, when infertile, cannot be removed or replaced.
If the eggs still are infertile, the cock should be sold in the market.
When the parts are deficient, the flowers are called barren or infertile.
Infertile, not producing seed, or pollen, as the case may be.
Infertile eggs cannot heat because the germ has not been fertilized and can make no growth.