crop-failure
81Red Fife wheat — Red Fife is a heritage bread wheat (Triticum aestivum) and is a landrace, meaning there is genetic variability in the wheat, allowing it to adapt to a diversity of growing conditions. Red Fife is the name of a bread wheat variety that David Fife… …
82Mesopotamia, history of — ▪ historical region, Asia Introduction history of the region in southwestern Asia where the world s earliest civilization developed. The name comes from a Greek word meaning “between rivers,” referring to the land between the Tigris and… …
83three-field system — ▪ agriculture method of agricultural organization introduced in Europe in the Middle Ages and representing a decisive advance in production techniques. In the old two field system half the land was sown to crop and half left fallow each… …
84Land reform — Land reforms (also agrarian reform, though that can have a broader meaning) is an often controversial alteration in the societal arrangements whereby government administers possession and use of land. Land reform may consist of a government… …
85History of the bicycle — Vehicles for human transport that have two wheels and require balancing by the rider date back to the early 19th century. The first means of transport making use of two wheels, and thus the archetype of the bicycle, was the German draisine dating …
86Arusha Declaration — The Arusha Declaration was made by Tanzanian President Julius Nyerere on 5 February 1967, outlining the principles of Ujamaa (Nyerere s vision of socialism) to develop the nation s economy. The declaration called for an overhaul of the economic… …
87Copper in health — Normal absorption and distribution of copper. Cu = copper, CP = ceruloplasmin, green = ATP7B carrying copper. Copper is an essential trace element that is vital to the health of all living things (humans, plants, animals, and microorganisms). In… …
88BLESSING AND CURSING — In the Bible these two antonyms have three meanings: (1) the invocation of good or evil; (2) good fortune or misfortune; and (3) the person or thing upon whom or which the fortune or misfortune falls. Thus the first meaning is best represented in …
89HOSEA, BOOK OF — HOSEA, BOOK OF, the first of the 12 books that make up the minor prophets . Everything points to this book s having been produced in the kingdom of israel and redacted, after the fall of that state, in Judah; and this makes it a valuable source… …
90Serfdom — Serf redirects here. For the Saint, see Saint Serf. For SERF magnetometer, see SERF. Part o …
