CONTENTS
VII. Techniques Used in Harvesting Seaweed . .
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VIII. Weeding
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IX. Seaweeds as Food and Manures . .
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A. Seaweeds as Human Food . .
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B. Seaweed as Animal Fodder . . .. ..
C. Manurial Value of Seaweeds
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X. Factors Influencing the Seaweed Crop . .
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C. Browsing by Animals
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XT. Conclusions . .
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XII. References . . . . . . . . .. . .
Diseases of Economically Important Seaweeds
Effects of Various Contaminants on Seaweeds
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P A M
Marine Toxins and Venomous and
Poisonous Marine Animals
FINDLAY E. RUSSELL
I. Introduction . .
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A. Definitions . . .. .. . . . . . . 256
B. History and Folklore
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C. General Chemistry and Zootoxicology of Marine
Poisons
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11. Protista
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A. Paralytic Shellfish Poisoning
B. Chemistry
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C. Toxicology . .
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111. Porifera
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A. Poisoning
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Chemistry and Toxicology . .
IV. Cnidaria
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A. Venom Apparatus . .
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B. Chemistry and Toxicology . .
C. Clinical Problem
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V. Echinodermata
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A. Venom Apparatus . . ..
B. Chemistry and Toxicology . .
C. Clinical Problem
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VI. Mollusca
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A. Venomous
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B.
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