New Taxa of the Subfamily Leptysminae from Brazil (Acrididae: Orthoptera): Notulae Naturae of The Acad. of Natural Sciences of Phila., No. 458
Title | New Taxa of the Subfamily Leptysminae from Brazil (Acrididae: Orthoptera): Notulae Naturae of The Acad. of Natural Sciences of Phila., No. 458 PDF eBook |
Author | |
Publisher | Academy of Natural Sciences |
Pages | 4 |
Release | |
Genre | |
ISBN | 9781604834581 |
Proceedings of The Academy of Natural Sciences (Vol. 132, 1980)
Title | Proceedings of The Academy of Natural Sciences (Vol. 132, 1980) PDF eBook |
Author | |
Publisher | Academy of Natural Sciences |
Pages | 316 |
Release | |
Genre | |
ISBN | 9781437955286 |
Occurrence & Distribution of Diatoms & Other Algae in the Upper Potomac River: Notulae Naturae of The Acad. of Natural Sciences of Phila., No. 436
Title | Occurrence & Distribution of Diatoms & Other Algae in the Upper Potomac River: Notulae Naturae of The Acad. of Natural Sciences of Phila., No. 436 PDF eBook |
Author | |
Publisher | Academy of Natural Sciences |
Pages | 14 |
Release | |
Genre | |
ISBN | 9781604834369 |
Proceedings of the Academy of Natural Sciences of Philadelphia
Title | Proceedings of the Academy of Natural Sciences of Philadelphia PDF eBook |
Author | Academy of Natural Sciences of Philadelphia |
Publisher | |
Pages | 936 |
Release | 1979 |
Genre | Natural history |
ISBN |
"Publications of the Academy of Natural Sciences of Philadelphia": v. 53, 1901, p. 788-794.
World Weeds
Title | World Weeds PDF eBook |
Author | LeRoy Holm |
Publisher | John Wiley & Sons |
Pages | 1158 |
Release | 1997-03-05 |
Genre | Gardening |
ISBN | 9780471047018 |
Responsible for a high proportion of the world's crop losses, weedstake away food that the world badly needs. They decrease thequality and quantity of vegetable fibers, wool, and hides, andinterfere with fishing, irrigation, hydroelectric power production,and the movement of shipping vessels. In order to recognize thetrue magnitude of the weed problem, and to be better equipped todesign effective weed control methods, it is vital to identify andlearn as much as possible about the many different species of thisdestructive agricultural predator. The culmination of four decades of global research, World Weedspresents comprehensive and up-to-date information on over 100weeds--addressing recent changes in such areas as crop tillagemethods, herbicide use, and agricultural runoff. This monumentalwork, featuring a wealth of original data from the authors,provides extensive coverage of the known biology of each species.Each entry contains a full botanical description, plus importantdetails on habitat requirements and distribution, seed production,ecology, physiology, crop impact, and more. Generously suppliedwith dozens of unique illustrations and species distribution mapscovering over 100 countries, this definitive resource boasts anextensive multilingual index of common names, and a massivebibliography with over 3,000 references to facilitate furtherreading and research. World Weeds is a truly masterful referencethat will be celebrated by weed and crop scientists, botanists, andothers for years to come.
Invasive Plants of Asian Origin Established in the United States and Their Natural Enemies
Title | Invasive Plants of Asian Origin Established in the United States and Their Natural Enemies PDF eBook |
Author | |
Publisher | |
Pages | 160 |
Release | 2004 |
Genre | Invasive plants |
ISBN |
Miscellaneous Paper A
Title | Miscellaneous Paper A PDF eBook |
Author | |
Publisher | |
Pages | 0 |
Release | 1983 |
Genre | Aquatic plants |
ISBN |