The book Some Plants of Importance in Pond-Fish Culture was written by author Moore, Emmeline, 1872- [from Old Catalog] Here you can read free online of Some Plants of Importance in Pond-Fish Culture book, rate and share your impressions in comments. If you don't know what to write, just answer the question: Why is Some Plants of Importance in Pond-Fish Culture a good or bad book?
What reading level is Some Plants of Importance in Pond-Fish Culture book?
To quickly assess the difficulty of the text, read a short excerpt:
The researches of Needham (1905), Morgan (1913), and Clemens (1917), on the life histories of these insects have shown that they subsist on a variety of plants in our lakes and streams, the familiar articles of diet being diatoms, unicellular and filamentous algse, and the larger aquatic plants, the latter generally in a partial state of disorganization. Unfortunately, time has not permitted in- vestigation of the plant associations of this group of insects in small ponds. From the few records ...of examination, however, it may be forecasted that an important habitat preference of some species of the larvfe is among the larger potamogetons. THE DIRECT FUNCTION OF PLANTS IN FISHPONDS. The tables show a forage value of plants which can not be regarded as merely accidental. By reference to Table 7 it becomes evident that the young of the buffalofish favor an admixture of animal and plant substance. The absence of grit in the digestive tract and the presence of plant materials, such as the staminate flowers of Elodea, for ex- ample, which are found only at or near the surface of the ponds, illus- trate the wide range of their feeding habits.
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: