Gum Disease of Citrus Trees in California (Classic Reprint)

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Excerpt from Gum Disease of Citrus Trees in CaliforniaDigestion.-starch being a solid material, it is necessary that it be made soluble before it can pass out of the leaves or be further utilized by the plant. This process takes the place in the same manner as in ani mals, namely, by the action of the substance called diastase, which converts starch into sugar and thus makes it soluble in water. Further changes of a very complicated nature then go on in the nutritive materials, through which a combination is effected of those materials obtained respectively by the roots and leaves, forming various soluble substances of a nutritive nature.About the PublisherForgotten Books publishes hundreds of thousands of rare and classic books. Find more at www.forgottenbooks.comThis 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.