intercross
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
Whatever the cause may be, we may conclude, that in England the varieties never or very rarely intercross.
From Effects of Cross and Self Fertilisation in the Vegetable Kingdom by Darwin, Charles
Mr. Cheeseman also remarks, that as certain Orchids in New Zealand which require insect-aid for their fertilisation bear only a single flower, distinct plants cannot fail to intercross.
From Effects of Cross and Self Fertilisation in the Vegetable Kingdom by Darwin, Charles
He says, for example:— In the case of methodical selection, a breeder selects for some definite object, and if the individuals be allowed freely to intercross, his work will completely fail.
From Darwin, and After Darwin (Vol 3 of 3) Post-Darwinian Questions: Isolation and Physiological Selection by Romanes, George John
Phaseolus vulgaris is perfectly self-sterile; nevertheless, varieties growing in the same garden sometimes intercross largely.
From Effects of Cross and Self Fertilisation in the Vegetable Kingdom by Darwin, Charles
If two distinct breeds were mingled together in equal numbers, there is reason to suspect that they would to a certain extent prefer pairing with their own kind; but they would often intercross.
From The Variation of Animals and Plants under Domestication — Volume 2 by Darwin, Charles
