The sperm mucus penetration test checks whether a man's sperm can move through the cervical mucus. This test is not done very often because there are other fertility tests that give more information about the fertility problem.
The current system of shifting cultivation can best be described as neo-traditional, composed of modern (colonial) and traditional (pre-colonial) structural elements. It is a locally adapted version of what was introduced by the Belgian Colonial Administration into the Ituri Forest under the heading of paysannat indigÃ¨ne including resettlement schemes and compulsory cultivation [Jurion and Henry 1967].
4. Ley Farming. This type of farming is used to restore soil fertility in Indiaâs drylands. A plot of land is used for grain or other crops and when the soil starts to degrade, the land is left uncultivated. It is used to grow hay or as a pasture for grazing animals.