| The tall grass is being cut into windrows in the field where the canning company sprays its waste water. |
| This is then stacked into windrows or movable racks under a roofed area, and the piles are periodically aerated. |
| He uses excavators to feed the grinders, drawing from material piled up or raked into windrows by the land-clearing contractor. |
| In the field where the canning factory sprays its waste water, the grass was cut into windrows yesterday. |
| If you rake windrows to dry out any stems on the bottom, leaves are apt to crumble and fall away, leaving just sticks for hay. |
| The heaps, known as windrows, bring down the temperature of the garbage and prevent leaching too, Ms. Patel says. |
