To improve clay soils, mix in garden waste or other organic matter and turn the soil deeply in the fall.

VOA: special.2009.03.10

Eliot Coleman is an organic farmer and a writer in Maine who has helped popularize the idea of four-season farming.

VOA: special.2009.12.22

The oak wood for the oven comes from an organic farm in Pennsylvania that collects old wood from fallen trees.

VOA: special.2009.04.10

After the potato plants appear, organic mulch can be spread around to hold moisture, help suppress weed growth and cool the soil.

VOA: special.2009.03.10

The organic garden provides food for the first family's meals and to feed hungry people in Washington.

VOA: special.2010.06.07

Professor Biernbaum tried hoop houses on the Student Organic Farm at Michigan State and had success.

VOA: special.2009.12.22

Adding organic material such as compost to soil can also make lead less available to plants.

VOA: special.2009.06.09

These include natural and organic methods to control harmful insects and weeds instead of using chemicals.

VOA: special.2009.07.14

has gone far beyond just buying organic food in its effort to be sustainable and healthy.

VOA: special.2009.04.10

She says farmers should not endlessly work the same soil without putting back some organic matter.

VOA: special.2010.11.09

The study also noted that when tilled soil particles come in contact with air, soil organic matter is lost through the process of oxidation.

VOA: special.2010.09.28

Miz Speranskaya has led efforts against organic pollutants and the transport and burial of dangerous chemicals.

VOA: special.2009.04.27

The soil should be full of loam, a mixture of sand, silt,clay and organic material.

VOA: special.2009.04.07

Earlier this month, Michelle Obama and twenty-three schoolchildren helped prepare the ground for an organic vegetable garden on the South Lawn of the White House.

VOA: special.2009.03.31