I send You the information of how procreating to a bi-racial daughter:-).

What happens is that the spermatozoid AND, that give rise to a boy, they move faster but they are smaller, more delicate, weaker and they live less time, therefore they die quicker if the fertilization is not carried out in the first hours later to the sexual relation. On the contrary, the spermatozoid-X, that give birth to a baby girl, they move slower but they are of greater size, more resistant and they live more time, therefore they endure more the wait of the ovulation.

Consequently, if you have sexual relations in the days more close to the ovulation, there are greater odds that fertilize a fast spermatozoid and be born a baby of the male sex. On the other hand, if the conception is given some 4 o 3 days before the ovulation, there are more odds that the spermatozoid AND they resist not to the ovulation, and who fertilize be a spermatozoid X, giving rise to a baby girl.

The authors of this technique assure a success of the 90 to the 95%, if you continue these specific counsels to elevate the odds to have a baby girl, with the sexual position of cowgirl is the 100% of certainty(She above him, face to face), A baby gir, they should do more acid the middle before the sexual relation:cowgirl.

Have sexual relations 3 ó 4 days before the ovulation, that is when the secretions vaginal are more acid.

The position should be little deep, therefore the vagina is less alkaline among more outside as for example:the missionary style or cowgirl style But She must to be up him and to ride during the ejaculation of semen, with these sexual positions You can obtain to a 100% more than certainty at the moment of to do the sex and to have a baby girl.

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