Sustainable Agriculture Research and Education in the Field A Proceedings (1991) / Chapter Skim
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Pages 438-445
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:::: :::::::::::::::::::::: ::::::::: ::::: :~:: :~::::::: :~::::: :: :: : ~ :: : : :: ~: :: ~ :. ~ :: :: :: :: :::: : : :: : Soil erosion is agriculture's leading problem in the Pacific Northwest of the United States.
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11 The mowing of winter cover crops Spews to have the potential to reduce herbicide Id insecticide use Id lo increase yields Id prowls. (See Choler 11.)
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From page 440... ...
Luna. Soil moisture changes in root zones can be monitored with buried electrical sensors known as gypsum blocks.
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Crabgrass growth was completely suppressed on the left row, where pearl millet was grown as a living mulch cover crop. (See Chapter 12.)
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(See Chapter 19.) Credit: Steven Williams.
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From page 443... ...
, ridge tillage in which no primary tillage occurs but ridge tops are cleared of residue at the time of planting (top right) , and no tillage in which all residue (here, hairy vetch)
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From page 445... ...
Credit: RaymondI.Carruthers. The cluster of dead grasshoppers pictured above were infected with Entomophaga grylli.
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