. Cyclopedia of American horticulture, comprising suggestions for cultivation of horticultural plants, descriptions of the species of fruits, vegetables, flowers and ornamental plants sold in the United States and Canada, together with geographical and biographical sketches, and a synopsis of the vegetable kingdom. Gardening -- Dictionaries; Plants -- North America encyclopedias. GREENHOUSE glass. The weight of most of the glass of American manufacture is about 2 ounces greater per foot than the imported, and therefore proportionately stronger. This greater strength is of considerable importan
. Cyclopedia of American horticulture, comprising suggestions for cultivation of horticultural plants, descriptions of the species of fruits, vegetables, flowers and ornamental plants sold in the United States and Canada, together with geographical and biographical sketches, and a synopsis of the vegetable kingdom. Gardening -- Dictionaries; Plants -- North America encyclopedias. GREENHOUSE glass. The weight of most of the glass of American manufacture is about 2 ounces greater per foot than the imported, and therefore proportionately stronger. This greater strength is of considerable importance in the additional security which it affords from damage caused by that enemy of the Horists, the hail storm. There is a great difference in the of the glass made by different manufacturers in its adaptation to Greenhouse use. This difference is caused chiefly by GREENHOUSE 689. Heated ?2. Even-span Houses. ith water in east-iron pipes. the quality of the material used iu the glass, making it more or less opaque, aud iu the number of small knots, causing lenses, which concentrate the sun's rays md burn the foliage of the plants. This last defect in the glass cannot be wholly guarded against, as the product of a factory does not always run the same, so that any favor- ite brand cannot be fully relied upon in this respect. The lenses which burn will be found in all the dif- ferent grades of glass, firsts, seconds and thirds, with little, if any difference, the grading being done chiefly for other defects, such as affect the value of the glass for window purposes. For these reasons, in selecting the glass for a Greenhouse, it requires experience to decide what make of glass it will be best to purchase. It will be well to purciiase from some one who makes a specialty of furnishing glass for Greenhouses, or call in the aid of some friend who has had experience in build- ing, and can give intelligent advice. The second quality of glass is usually selected for the best Gree
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Keywords: ., bookcentury1900, bookdecade1900, bookpublishernewyo, bookyear1906
