Excerpt from Sub-Irrigation in the Greenhouse This pipe was punctured on the sides at intervals of eight inches, in order to distribute the water The other bed was used as a check to the first, and was watered on the top In the usual way. Soil to the depth of six inches was placed in each bed, and plants of various structures were similarly planted in rows in the two beds. Plants were selected with reference to their individual nature. AS examples of those plants, the foliage of which IS the part desired, lettuce and spinach were selected. As plants for root development, radishes and beets were taken, and those grown for their blossoms, daisies and sunflowers. About the Publisher Forgotten Books publishes hundreds of thousands of rare and classic books. Find more at www.forgottenbooks.com This book is a reproduction of an important historical work. Forgotten Books uses state-of-the-art technology to digitally reconstruct the work, preserving the original format whilst repairing imperfections present in the aged copy. In rare cases, an imperfection in the original, such as a blemish or missing page, may be replicated in our edition. We do, however, repair the vast majority of imperfections successfully; any imperfections that remain are intentionally left to preserve the state of such historical works.