To investigate the obstruction of navigable waters of Southern and Gulf States by water hyacinths.

Water hyacinth in Africa and the Middle East : a survey of problems and solutions /
Published: (2000)

Water hyacinth : environmental challenges, management, and utilization /
Published: (2017)

Removing obstructions to navigation from St. Johns River, Florida.
Published: (1897)

Water hyacinth energy aquaculture /
by: Bagnall, Larry O. (Larry Owen), 1935-
Published: (1980)

Prohibiting transportation of water-hyacinths, etc.
Published: (1956)

Water hyacinth and its relation to navigation in Florida.
Published: (1897)

Removal of dissolved organic matter in water hyacinth wastewater treatment lagoons /
by: Victoria-Rueda, Carlos H., 1954-
Published: (1991)

Le père Hyacinthe /
by: Mirecourt, Eugène de, 1812-1880
Published: (1869)

Chemical control of the water hyacinth on Hartbeespoort Dam /
by: Scott, W. E.
Published: (1979)

Geochimie des sediments de ruisseau, region de St-Hyacinthe-Richmond = St-Hyacinthe-Richmond area stream sediment geochemistry /
Published: (1976)

Rene Theophile Hyacinthe Laennec ; a memoir /
by: Webb, Gerald B. (Gerald Bertram), 1871-1948
Published: (1928)

Processing, chemical composition, and nutritive value of aquatic weeds /
by: Bagnall, Larry O. (Larry Owen), 1935-
Published: (1973)

Wakker's hyacinth germ, Pseudomonas hyacinthi (Wakker).
Published: (1901)

Weeds of South Africa.
by: Lansdell, K. A.

Intermediate technology screw presses for dewatering aquatic plants /
by: Bagnall, Larry O. (Larry Owen), 1935-
Published: (1980)

The fungal flora of waterhyacinth in Florida /
by: Conway, K. E.
Published: (1974)

Separation of intact phenol cells from waterhyacinth leaves : characterization of their phenolic content and the effect of some phenolic acids on two potential biological control agents /
by: Cody, Yvonne Susan
Published: (1979)

Water hyacinth obstructions. Letter from the Acting Secretary of War, transmitting, with a copy of a report, a letter from the Chief of Engineers relating to the obstruction of navigable waters of the South by the water hyacinth.
Published: (1898)

Investigation of water resources in the United States.
Published: (1907)

Families in transition : industry and population in nineteenth-century Saint-Hyacinthe /
by: Gossage, Peter, 1956-
Published: (1999)

Biological control of Waterhyacinth in the California Delta /
by: Stewart, R. Michael
Published: (1988)

Continuation of investigations of the water resources of the United States.
Published: (1908)

Authorizing waiver of navigation and inspection laws during national emergency.
Published: (1941)

Creating board of inspectors, Bureau of Marine Inspection and Navigation, at Miami, Fla.
Published: (1940)

[Investigation of Mississippi River improvements.].
Published: (1884)

Investigation of the water resources of the United States.
Published: (1907)

Investigation of water resources.
Published: (1912)

Obstruction of criminal investigations.
Published: (1967)

Obstruction of criminal investigations.
Published: (1966)

Obstruction of criminal investigations.
Published: (1967)

Initiation of investigations looking to the provision of additional water for southern California and the Colorado River Basin.
Published: (1947)

Weed management for developing countries.
Published: (2003)

Clarifying responsibility for marking of obstructions in navigable waters.
Published: (1965)

Investigations of certain water resource development proposals.
Published: (1966)

Report on water supply and storage investigations of Walker River Indian Reservation, Nev.
Published: (1926)

Investigation of certain water resource developments.
Published: (1968)