Select all the correct answers.
what were two beneficial effects of jethro tull's seed drill?
a. it inserted nutrients directly into planted seeds
b. it increased the levels of nitrogen in the soil.
c. it increased the survival rate of planted seeds
d. it avoid the overcrowding of crops
d. it decreased the time planted seeds needed to sprout
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How important was the erie canal in in connect, unify and expand the nation
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Select all the correct answers.
what were two beneficial effects of jethro tull's seed drill?...
what were two beneficial effects of jethro tull's seed drill?...
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