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Squash Bugs Of South Dakota, Burruss Mcdaniel
Squash Bugs Of South Dakota, Burruss Mcdaniel
Agricultural Experiment Station Technical Bulletins (1939-2011)
The family Coreidae is best known because of the destructive habit of the squash bug, Anasa tristis, on squash, pumpkin, cucumber, and other members of the cucurbit family in the United States. The family, represented by various species, is found throughout the world. However, only 13 species are found in South Dakota. Lethierry and Severin (1894) supplied us with the earliest and most complete catalog of these bugs. They listed 1,320 species and divided them into 29 subfamilies. Van Duzee (1917), in his catalog of the Hemiptera of America north of Mexico, listed 125 species which he divided among 48 …
Nematodes Of The Northern Great Plains: Part 1 Tylenchida [Nemata Secernentra], Gerald Thorne, Richard B. Malek
Nematodes Of The Northern Great Plains: Part 1 Tylenchida [Nemata Secernentra], Gerald Thorne, Richard B. Malek
Agricultural Experiment Station Technical Bulletins (1939-2011)
No abstract provided.
Virus Diseases Of Cereal Crops In South Dakota, J.T. Slykhuis
Virus Diseases Of Cereal Crops In South Dakota, J.T. Slykhuis
Agricultural Experiment Station Technical Bulletins (1939-2011)
Virus diseases of wheat, oats and barley have been reported from various parts of the world during the last three decades. In some instances viruses have proven be the real causes diseases formerly attributed to other agents. The earliest reports of a virus disease of wheat concerned a mosaicrosette disease first observed in southeastern Illinois in 1919. The disease caused by a soil-borne virus was later found in a number of localities in the eastern half of the United States, but to date it has not been reported west of the Missouri River. However, other mosaic disease of wheat have …