The White-necked Raven in Relation to Agriculture PDF Download
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Author: Hugo W. Nilson
Publisher:
ISBN:
Category : Agricultural pests
Languages : en
Pages : 64
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Book Description
The white-necked raven (Corvus cryptoleucus), a close relative of the common crow, is indigenous to southwestern United States. Because in parts of its range it has gained the same ill repute as acquired by the crow and magpie in their respective ranges, a 5-year detailed study of its activities and food habits was made, during which many field data were gathered, and the contents of 827 stomachs were analyzed.
Author: Hugo W. Nilson
Publisher:
ISBN:
Category : Agricultural pests
Languages : en
Pages : 64
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Book Description
The white-necked raven (Corvus cryptoleucus), a close relative of the common crow, is indigenous to southwestern United States. Because in parts of its range it has gained the same ill repute as acquired by the crow and magpie in their respective ranges, a 5-year detailed study of its activities and food habits was made, during which many field data were gathered, and the contents of 827 stomachs were analyzed.
Author: Sakis Drosopoulos
Publisher: CRC Press
ISBN: 1420039334
Category : Nature
Languages : en
Pages : 552
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Book Description
While we may have always assumed that insects employ auditory communication, our understanding of it has been impeded by various technical challenges. In comparison to the study of an insect's visual and olfactory expression, research in the area of acoustic communication has lagged behind. Filling this void, Insect Sounds and Communication is the
Author:
Publisher:
ISBN:
Category : Clocks and watches
Languages : en
Pages : 20
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Book Description
Author:
Publisher:
ISBN:
Category : Entomology
Languages : en
Pages : 290
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Book Description
Author: Albert Waugh
Publisher: Courier Corporation
ISBN: 0486140008
Category : Science
Languages : en
Pages : 254
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Book Description
A rigorous appraisal of sundial science includes mathematical treatment and pertinent astronomical background, plus a nontechnical treatment so simple that several of the dials can be built by children. 106 illustrations.
Author: Rufus Hiram Pettit
Publisher:
ISBN:
Category : Agriculture
Languages : en
Pages : 88
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Book Description
Author: Michel Boulard
Publisher:
ISBN: 9789744800800
Category : Cicada (Genus)
Languages : en
Pages : 103
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Book Description
Author: Charles Jean Baptiste Amyot
Publisher:
ISBN:
Category : Membracidae
Languages : fr
Pages : 74
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Book Description
Author:
Publisher:
ISBN:
Category : Cicadas
Languages : en
Pages : 8
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Book Description
Author: State Entomologist of Indiana
Publisher:
ISBN:
Category : Bee culture
Languages : en
Pages : 332
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Book Description
The majority of each report consists of articles dealing with insects, plant diseases, etc. in relation to the plant-life of Indiana.
