Результаты поиска

1

The potential of U.S. forest soils to sequester carbon and mitigate the greenhouse effect /

Опубликовано 2003

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2

Fordson, Farmall, and Poppin' Johnny : a history of the farm tractor and its impact on America /

по Williams, Robert C. (Robert Charles), 1944-
Опубликовано 1987

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3

Conservation under F.D.R. /

по Owen, A. L. Riesch (Anna Lou Riesch), 1919-
Опубликовано 1983

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4

Topsoil and civilization

по Carter, Vernon Gill, 1907-1989
Опубликовано 1974

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5

The capacity for wonder : preserving national parks /

по Lowry, William R. (William Robert), 1953-
Опубликовано 1994

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6

Forests forever : their ecology, restoration, and protection /

по Berger, John J., 1945-
Опубликовано 2008

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7

Insects, experts, and the insecticide crisis : the quest for new pest management strategies /

по Perkins, John H.
Опубликовано 1982

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8

The Northeast's changing forests /

по Irland, Lloyd C.
Опубликовано 1999

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9

Problems of plenty : the American farmer in the twentieth century /

по Hurt, R. Douglas
Опубликовано 2002

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10

America the raped; the engineering mentality and the devastation of a continent.

по Marine, Gene
Опубликовано 1969

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11

Reclaiming the American West /

по Berger, Alan, 1964-
Опубликовано 2002

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12

Native trees, shrubs, and vines for urban and rural America : a planting design manual for environmental designers /

по Hightshoe, Gary L.
Опубликовано 1988

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13

Alternative agriculture /

Опубликовано 1989

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14

The politics of conservation /

по Smith, Frank E. (Frank Ellis), 1918-1997
Опубликовано 1966

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15

A green and permanent land : ecology and agriculture in the twentieth century /

по Beeman, Randal S., 1963-
Опубликовано 2001

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16

Man, land, and the forest environment /

по Clawson, Marion, 1905-1998
Опубликовано 1977

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17

The dying of the trees : the pandemic in America's forests /

по Little, Charles E.
Опубликовано 1995

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18

The quiet crisis and the next generation /

по Udall, Stewart L.
Опубликовано 1988

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19

Machines of plenty : pioneering in American agriculture /

по Holbrook, Stewart H., 1893-1964
Опубликовано 1955

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20

The land was everything : letters from an American farmer /

по Hanson, Victor Davis
Опубликовано 2000

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Сужение результатов поиска