- sedentary cultivation
- n.定耕
English-Chinese dictionary of mining (英汉矿业大词典). 2013.
English-Chinese dictionary of mining (英汉矿业大词典). 2013.
Shifting cultivation — For methods, see slash and burn Shifting cultivation is an agricultural system in which plots of land are cultivated temporarily, then abandoned. This system often involves clearing of a piece of land followed by several years of wood harvesting… … Wikipedia
Stone Age — the period in the history of humankind, preceding the Bronze Age and the Iron Age, and marked by the use of stone implements and weapons: subdivided into the Paleolithic, Mesolithic, and Neolithic periods. [1860 65] * * * First known period of… … Universalium
Libya — /lib ee euh/, n. 1. Anc. Geog. the part of N Africa W of Egypt. 2. Italian, Libia. a republic in N Africa between Tunisia and Egypt: formerly a monarchy 1951 69. 5,648,359; 679,400 sq. mi. (1,759,646 sq. km). Cap.: Tripoli. * * * Libya… … Universalium
eastern Africa — ▪ region, Africa Introduction part of sub Saharan Africa comprising two traditionally recognized regions: East Africa, made up of Kenya, Tanzania, and Uganda; and the Horn of Africa, made up of Somalia, Djibouti, Eritrea, and Ethiopia.… … Universalium
Philippines — /fil euh peenz , fil euh peenz /, n. (used with a pl. v.) an archipelago of 7083 islands in the Pacific, SE of China: formerly (1898 1946) under the guardianship of the U.S.; now an independent republic. 76,103,564; 114,830 sq. mi. (297,410 sq.… … Universalium
Geography of Somalia — Africa s easternmost country. Somalia has a land area of 637,540 square kilometers. Somalia occupies the tip of a region commonly referred to as the Horn of Africa (because of its resemblance on the map to a rhinoceros horn) that also includes… … Wikipedia
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pre-Columbian civilizations — Introduction the aboriginal American Indian (Mesoamerican Indian) cultures that evolved in Meso America (part of Mexico and Central America) and the Andean region (western South America) prior to Spanish exploration and conquest in the 16th … Universalium
primitive culture — Introduction in the lexicon of early anthropologists, any of numerous societies characterized by features that may include lack of a written language, relative isolation, small population, relatively simple social institutions and… … Universalium
Neolithic Revolution — The Neolithic This box: view · talk · edit ↑ Mesolithic … Wikipedia
agriculture, origins of — Introduction the active production of useful plants or animals in ecosystems that have been created by people. Agriculture has often been conceptualized narrowly, in terms of specific combinations of activities and organisms wet rice production… … Universalium