For
this reason, performing crosses that involve genotypes of the same
floral group is difficult. Moreover, avocado is an extreme case of a
species with a very low fruit to flower ratio, with less than 1% of the
flowers produced able to set fruits due to a massive drop of flowers
and developing fruitlets (reviewed in Alcaraz et al., 2013) making
the development of progenies with high number of individuals
difficult.