| Show increase yield of corn by use of paper bags natures method of pollinating pollina ting corn coin by Y broadcasting the pollen on the wind Is not definite enough to suit the needs of plant breeders bleeders bre eders engaged in corn improvement hence the he ordinary grocery paper bag has come into conspicuous use as an aid in this field of science placing a bag over the tassel of a particular plant the breeder is able to obtain pollen that Is uncontaminated by pollen from other plants and to transfer it to selected ear shoots which also are guarded from stray pollen by being bagged basped it Is estimated that more than corn plants were hand band pollinated pollina ted this season by experts working tor for the united states department of agriculture and the state experiment stations modern corn breeding through such euch controlled pollination Is yielding promising results one of the angles angle biot corn breeding that rapidly Is being taken up at various stations Is the development of self fertilized lines through hand pollination li it has been demonstrated that some crosses between two selfred sel fed lines will yield much more than the parent variety from which the selfred sel fed lines were developed work la Is being continued to locate those Is sel elfed fed lines that will give the maximum yield when crossed |
