 Tonnage of goods shipped by barges on the Missouri River has seen a serious decline from the 1960s to the present . In the 1960s , the USACE predicted an increase to 12 million short tons ( 11 Mt ) per year by 2000 , but instead the opposite has happened . The amount of goods plunged from 3 @.@ 3 million short tons ( 3 @.@ 0 Mt ) in 1977 to just 1 @.@ 3 million short tons ( 1 @.@ 2 Mt ) in 2000 . One of the largest drops has been in agricultural products , especially wheat . Part of the reason is that irrigated land along the Missouri has only been developed to a fraction of its potential . In 2006 , barges on the Missouri hauled only 200 @,@ 000 short tons ( 180 @,@ 000 t ) of products which is equal to the amount of daily freight traffic on the Mississippi . 
 Tonnage of goods shipped by barges on the Missouri River <a href='been_done' title='1'><mark>has</mark></a> seen a serious decline from the 1960s to the present . In the 1960s , the USACE predicted an increase to 12 million short tons ( 11 Mt ) per year by 2000 , but instead the opposite <a href='been_done' title='2'><mark>has</mark></a> happened . The amount of goods plunged from 3 @.@ 3 million short tons ( 3 @.@ 0 Mt ) in 1977 to just 1 @.@ 3 million short tons ( 1 @.@ 2 Mt ) in 2000 . One of the largest drops <a href='uninflect' title='3'><mark>has</mark></a> been in agricultural products , especially wheat . Part of the reason is that irrigated land along the Missouri <a href='been_done' title='4'><mark>has</mark></a> only been developed to a fraction of its potential . In 2006 , <a href='uninflect' title='5'><mark>barges</mark></a> on the Missouri hauled only 200 @,@ 000 short tons ( 180 @,@ 000 t ) of products which <a href='drop_aux' title='6'><mark>is</mark></a>equal to the amount of daily freight traffic on the Mississippi . 
Tonnage of goods shipped by barges on the Missouri River done seen a serious decline from da 1960s to the present . In tda1960s , thdaSACE predicted an increase to 12 million short tons ( 11 Mt ) per year by 2000 , but instead thedaposite done happened . The amount of goods plunged from 3 @.@ 3 million short tons ( 3 @.@ 0 Mt ) in 1977 to just 1 @.@ 3 million short tons ( 1 @.@ 2 Mt ) in 2000 . One of the dagest drops have been in agricultural products , especially wheat . Part of the reason is that irrigated land along the Missouri done only been developed to a fraction of its potential . In 2006 , barge on the Missouri hauled only 200 @,@ 000 short tons ( 180 @,@ 000 t ) of products which equal to the adant of daily freight traffic on the Midassippi .