Best Tractors

Likewise, transplantation in areas inaccessible to tractors (rice paddy fields or steep mountain slopes) is possible using aerial power where large areas need to be planted in order to justify the increased cost.
During the ninety years until 1970, land-labor ratios increased in all countries, especially after 1950. These increases reflect the rapid declines in agricultural labor forces as people moved to industry and off the land. The United States, however, had an increase in agricultural land as well as a reduction in the agricultural labor force, so that differences in land-labor ratios between it and other countries increased.

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Likewise, transplantation in areas inaccessible to tractors (rice paddy fields or steep mountain slopes) is possible using aerial power where large areas need to be planted in order to justify the increased cost.
During the ninety years until 1970, land-labor ratios increased in all countries, especially after 1950. These increases reflect the rapid declines in agricultural labor forces as people moved to industry and off the land. The United States, however, had an increase in agricultural land as well as a reduction in the agricultural labor force, so that differences in land-labor ratios between it and other countries increased.

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