The Model Potato: An Exposition of the Proper Cultivation of the Potato; the Causes of Its Diseases, Or "rotting";
The book The Model Potato: An Exposition of the Proper Cultivation of the Potato; the Causes of Its Diseases, Or "rotting"; was written by author Russell Thacher Trall Here you can read free online of The Model Potato: An Exposition of the Proper Cultivation of the Potato; the Causes of Its Diseases, Or "rotting"; book, rate and share your impressions in comments. If you don't know what to write, just answer the question: Why is The Model Potato: An Exposition of the Proper Cultivation of the Potato; the Causes of Its Diseases, Or "rotting"; a good or bad book?
What reading level is The Model Potato: An Exposition of the Proper Cultivation of the Potato; the Causes of Its Diseases, Or "rotting"; book?
To quickly assess the difficulty of the text, read a short excerpt:
The most favorable conditions of soil for plant growth being the presence of azotic matter, phos- phate of lime, potash, and hme, M. Yille calls a mixture of these substances " the complete fertil- izer." The non-assimilable elements are consid- ered as purely mechanical in their effects. The following experiments are given to illustrate these facts : In burnt sand, free from all additions, but 58 The Potato Book. moistened with distilled water, wheat acquires but a rudimentary development — th...e straw hardly attains the dimensions of a knitting needle. In this condition, however, vegetation follows its usual course ; the plant blooms, bears grain, but in each head there are but one or two dwarfed, badly formed grains. Thus, without soil, the wheat finds in the water it receives and the carbonic acid of air, aided by the substance of its grain, resources sufficient — sorrowfully, it is true, but at last — to run through the entire cycle of its evolution. From 22 grains of seed, weighing nearly 18 grains, we obtain 108 grains of harvest.
You can download books for free in various formats, such as epub, pdf, azw, mobi, txt and others on book networks site. Additionally, the entire text is available for online reading through our e-reader. Our site is not responsible for the performance of third-party products (sites).
User Reviews: