That is the grass dying. Plants need sunlight in order to photosynthesize. Covering grass with a board is depriving it of sunlight.
It'd get pale
The duration of Covered Wagon Days is 3360.0 seconds.
Covered Wagon Days was created on 1940-04-22.
If growing conditions are good, some types of rye grass can germinate in about seven days. For grass to mature, it can take between 30 to 45 days after germination, depending on the grass type. Rye grass can be either a perennial or annual plant.
It'll take one cow nine days.
Grass has been green for a long long time - even back in the olden days.
One period for doubling the area covered by lilies less. For instance if if the area covered by the lilies doubles every day, then the answer would be 21 days. If the area covered by lilies doubles every second day, the answer is 20 days.
sand is cooler than grass on humid days grass is cooler than sand on rain days so both really are the same temp
it will die
grass
If the leaf is covered by black piece of paper on both top and bottom. It should turn yellow after a week, reason behind this is that chlorophyll will no longer have access to sunlight.
The cast of In the Days of the Covered Wagon - 1924 includes: Francis Ford