21. The surplus that arises due to difference between the marginal and intra-marginal land is the differential rent. 22. Dunland is a place in north-west Middle-earth, the land of the Rohan, themselves living on marginal land . 23. Young followers were recruited to settle marginal lands in eastern Senegal, found communities and create groundnut plantations. 24. Similarly, research is in progress to evolve crop cultivars for cultivation in marginal land of the province. 25. People are moving into marginal lands that are more prone to disasters _ volcanoes, floods, earthquakes and hurricanes. 26. In these countries African farmers were pushed onto " native reserves, " usually located on arid, marginal lands . 27. Some observers say that marginal lands brought under cultivation proved uneconomical after a few years and were abandoned. 28. Marginal land , some of it on hillsides that will quickly erode, has been put under plow to boost production.29. Environmental degradation has increased as people are forced to cultivate on marginal land and destroy areas of ecological importance. 30. Although proficient farmers on good lands did well, farmers with mediocre skills or marginal lands were at a disadvantage.
