31. In the decade of the 2010s there have been several Uruguayan investors purchasing productive land in Bolivia. 32. Grain elevator operators also think the program has gone too far in shielding productive land from the plow. 33. In some developing countries, thousands of acres of productive land are unusable because they are death traps. 34. The 4, 000 white farmers own about one-third of the Zimbabwe's productive land . 35. About 4, 000 white farmers own about one-third of the Zimbabwe's productive land . 36. Between 1821 and 1825 the Trujillo region was the only stable and productive land within the nascent republic. 37. Until they came of age, Butler's daughters Fraunces and Eliza inherited the most productive lands . 38. Land conversion also contributes to the reduction of agriculturally productive land , already shrinking due to climate change. 39. These ingenious irrigation systems transformed the original wetland into extremely productive land , farmed until the late 1950s. 40. About 4, 500 white farmers still own about one-third of the nation's productive land .
