. Plant propagation; greenhouse and nursery practice. etain moisture in the soil. 23. The ripened ovary with its seed is called the peri-carp or seed case. It may be simple, as in pea and radish,or complex, as in plum and raspberry. Botanically speak-ing, the ripened ovary with, in some cases, other partsunited to it, is called the fruit. Horticulturally speaking,;l fruit is an edible pericarp. In some instances the ediblepart is the seed case (peach, cantaloupe) ; in others, theseed itself (corn, almond) ; again, it is mainly the swelledflower calyx (apple, pear) ; and yet again the swelledre
. Plant propagation; greenhouse and nursery practice. etain moisture in the soil. 23. The ripened ovary with its seed is called the peri-carp or seed case. It may be simple, as in pea and radish,or complex, as in plum and raspberry. Botanically speak-ing, the ripened ovary with, in some cases, other partsunited to it, is called the fruit. Horticulturally speaking,;l fruit is an edible pericarp. In some instances the ediblepart is the seed case (peach, cantaloupe) ; in others, theseed itself (corn, almond) ; again, it is mainly the swelledflower calyx (apple, pear) ; and yet again the swelledreceptacle with the seeds (strawberry, blackberry). 24. Seeds contain plant food in the cotyledons or otherparts to support the seedling plants during germinationand until they are able to support themselves. Not until INTKODUCTION II the radicle has formed root hairs can plant food be takenfrom the soil (or other medium in which the seedlingsare being grown) ; and not until the plumule has formedgreen leaves can such plant food be worked over to form.
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Keywords: ., boo, bookcentury1900, bookdecade1910, booksubjectplantpropagation
