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it depends on what type of soil it is,weather it`s thik or light.
food
it is not yet certain, due to many factors. given how often land in organic matter.? more often and with much volume, the soil will be quickly recovered. how often a given soil biological fertilizer.? the contaminated soil will make positive bacteria will die and the population decreases, so when the population was reduced later on who is going to break down organic material in the soil.
the farmers spray stuff on their crops so the bugs and disease stay off them the soil can get polluted this way.
Most of the time it does.
Any seed has a hard coat thet protects the seed until the conditions for germination are suitable for survival of the seedling.
about 1 week
it depends on what type of soil it is,weather it`s thik or light.
2 days
A tornado results in secondary succession. The plants on the surface are destroyed, but buried seeds generally stay in place and the soil remains mostly intact.
you stay alive
Soil can stay in place by adding just the right amount of water to it.
Sesame seeds? You're thinking of poppy seeds, not sesame seeds. Poppy seeds come from opium poppies and they have very, very small amounts of opium in them. If the test you're taking is turned down low enough to detect poppy seeds--and the current federal screening cutoff for opiates is high enough not to detect poppy seeds--they stay in your system three days. Sesame seeds don't have drugs in them. You can eat them by the pound if you like.
deep down below
Because to stay alive
seeds
If a homeowner hasn't put pestisides on his lawn for two years, is there still chemicals in the lawn from previous years?