Therefore, some of the best early crosses have been repeated, new parent trees are being tried and selected hybrids intercrossed.    From Wordnik.com.  [Northern Nut Growers Association Report of the Proceedings at the 43rd Annual Meeting Rockport, Indiana, August 25, 26 and 27, 1952] Reference

Pocomoke was produced and selected at the National Arboretum by Egolf from five original plants and their progeny that were intercrossed for five generations.    From Wordnik.com.  [New crop of hybrid plants demonstrate beauty of ingenuity] Reference

It is necessary, besides, to perform office work of the most detailed kind in order to refer to the same origin all these curves, which are intercrossed and often superposed in certain parts upon the original sheet.    From Wordnik.com.  [Scientific American Supplement, No. 443, June 28, 1884] Reference

For this purpose we intercrossed RBP-JK5 mice with.    From Wordnik.com.  [PLoS ONE Alerts: New Articles] Reference

Muc16 homozygous mutants, we intercrossed Muc16 heterozygotes.    From Wordnik.com.  [PLoS ONE Alerts: New Articles] Reference

Muc16 heterozygous mutants were intercrossed to generate Muc16 homozygous mutants.    From Wordnik.com.  [PLoS ONE Alerts: New Articles] Reference

I intercrossed my plants artificially, and pollinated more than a thousand flowers.    From Wordnik.com.  [Species and Varieties, Their Origin by Mutation] Reference

I have as yet spoken as if the varieties of the same species were invariably fertile when intercrossed.    From Wordnik.com.  [On the origin of species] Reference

We then intercrossed heterozygotes and genotyped the progeny at four different developmental time points.    From Wordnik.com.  [PLoS ONE Alerts: New Articles] Reference

I have not as yet spoken as if the varieties of the same species were invariably fertile when intercrossed.    From Wordnik.com.  [IX. Hybridism. Fertility of Varieties When Crossed, and of Their Mongrel Offspring, Not Universal] Reference

The ordinary and open flowers can be intercrossed; and the benefits which certainly are derived from this process are thus secured.    From Wordnik.com.  [VII. Miscellaneous Objections to the Theory of Natural Selection] Reference

Pure species have of course their organs of reproduction in a perfect condition, yet when intercrossed they produce either few or no offspring.    From Wordnik.com.  [On the Origin of Species by Means of Natural Selection or the Preservation of Favoured Races in the Struggle for Life. (2nd edition)] Reference

As this takes place, the margins gradually become a little everted, so that the spikes, which at first intercrossed, at last project in two parallel rows.    From Wordnik.com.  [Insectivorous Plants] Reference

He hid his canoe in the bushes and strode rapidly across the islet, pushing with impatience through the twigs of heavy undergrowth intercrossed over his path.    From Wordnik.com.  [Almayer's Folly: a story of an Eastern river] Reference

It may be justifiable to assume that all the individuals of one locality are ordinarily intercrossed, and are moreover subjected to the same external conditions.    From Wordnik.com.  [Species and Varieties, Their Origin by Mutation] Reference

THE VIEW commonly entertained by naturalists is that species, when intercrossed, have been specially endowed with sterility, in order to prevent their confusion.    From Wordnik.com.  [IX. Hybridism. Distinction between the Sterility of First Crosses and of Hybrids] Reference

Plants raised from these seeds were grown in a pollinator-free greenhouse and intercrossed, within populations, to obtain outcrossed plants for the crossing experiment.    From Wordnik.com.  [PLoS ONE Alerts: New Articles] Reference

It cannot be maintained that species when intercrossed are invariably sterile, and varieties invariably fertile; or that sterility is a special endowment and sign of creation.    From Wordnik.com.  [On the Origin of Species by Means of Natural Selection or the Preservation of Favoured Races in the Struggle for Life. (2nd edition)] Reference

In the chapel of the château, a miniature cathedral with arches intercrossed and a wainscot of oak mounting as high as the walls, all the hangings have been arranged, all the candles lit.    From Wordnik.com.  [In the Yule-Log Glow, Book I Christmas Tales from 'Round the World] Reference

The view generally entertained by naturalists is that species, when intercrossed, have been specially endowed with the quality of sterility, in order to prevent the confusion of all organic forms.    From Wordnik.com.  [On the Origin of Species by Means of Natural Selection or the Preservation of Favoured Races in the Struggle for Life. (2nd edition)] Reference

Instinct, or the mental powers of animals; thirdly, Hybridism, or the infertility of species and the fertility of varieties when intercrossed; and fourthly, the imperfection of the Geological Record.    From Wordnik.com.  [On the Origin of Species by Means of Natural Selection or the Preservation of Favoured Races in the Struggle for Life. (2nd edition)] Reference

Aki no yo no tsuki! which the same eminent scholar translates: "The moon on an autumn night making visible the very number of the wild-geese that fly past with wings intercrossed in the white clouds.".    From Wordnik.com.  [A History of the Japanese People From the Earliest Times to the End of the Meiji Era] Reference

The sun was already so low that its long rays pierced the forest from beneath, and suffused the dim colonnade of straight pine shafts with a golden haze, while it left the dense intercrossed branches fifty feet above in deeper shadow.    From Wordnik.com.  [Cressy] Reference

Right and left it went, this silent gallery, and although he was unaware of the fact, it joined other like galleries which encircled the slopes and met and intercrossed so that one might wander for hours along these mystic aisles of the hills.    From Wordnik.com.  [The Orchard of Tears] Reference

These will have intercrossed and left offspring, either inheriting the same bodily peculiarities, or with a tendency to vary again in the same manner; whilst the individuals, less favoured in the same respects, will have been the most liable to perish.    From Wordnik.com.  [VII. Miscellaneous Objections to the Theory of Natural Selection] Reference

Although the fertility of varieties when intercrossed and of their mongrel offspring has been asserted by so many authors to be universal, this cannot be considered as quite correct after the facts given on the high authority of Gärtner and Kölreuter.    From Wordnik.com.  [XV. Recapitulation and Conclusion] Reference

We intercrossed the G0 founders to produce hemizygous males (Il2rg.    From Wordnik.com.  [PLoS ONE Alerts: New Articles] Reference

Heterozygous offspring were intercrossed to generate homozygous mutant progeny (.    From Wordnik.com.  [PLoS ONE Alerts: New Articles] Reference