The Aztecs, a people with a rich mythology and cultural heritage, dominated central Mexico in the 14th, 15th and 16th centuries. Their capital was Tenochtitlan on the shore of Lake Texcoco – the site ...
Cucurbita have phytochemical constituents such as alkaloids, flavonoids, and palmitic, plus oleic and linoleic acids. Pumpkins have anti-diabetic, antioxidant, anticarcinogen, and anti-inflammatory ph ...
Cucurbita was formally described in 1753 in Linnaeus's Species Plantarum, which established modern botanical nomenclature. Cucurbita pepo is the type species of the genus. The Cucurbita digitata, C. f ...
Most Cucurbita species are climbing annual vines and are mesophytes (requiring adequate water), while the perennials grow in tropical zones and are xerophytes (tolerating dry conditions). The plant st ...
A crop is any cultivated plant, fungus, or alga that is harvested for food, clothing, livestock fodder, biofuel, medicine, or other uses. In contrast, animals that are raised by humans are called live ...
A great difference exists between a tame animal and a domesticated animal. The term "domesticated" refers to an entire species or variety while the term "tame" can refer to just one individual within ...
Charles Darwin was the first to describe how domestication, selection and evolution are interlinked, and based on natural heritable variation among individual plants and animals. Both have been descr ...
Most vegetables are produced using traditional farming practices. However, the yield of vegetables from organic farming is growing.Origin countriesOf all the world's nations, China is the leading cult ...
The word vegetable was first recorded in English in the early 15th century from Old French, and was in origin applied to any plant. This is still the sense of the adjective "vegetable" in biological c ...
The Plano cultures are characterised by a range of unfluted projectile point tools collectively called Plano points and like the Folsom people generally hunted bison antiquus, but made even greater us ...
The Dalton Tradition is a Late Paleo-Indian and Early Archaic projectile point tradition. These points appeared in most of Southeast North America around 8500–7900 BC."They are distinctive artifacts, ...
The Paleo-Arctic Tradition is the name given by archaeologists to the cultural tradition of the earliest well-documented human occupants of the North American Arctic, which date from the period 8000– ...
The Archaic Southwest was the culture of the southwestern United States between 6500 BC and 200 AD (approximately).The Paleo-Indian tradition before that dates from 10,500 BC to 7500 BC. The Southwest ...
The distribution of aridity observed at any one point in time is largely the result of the general circulation of the atmosphere. The latter does change significantly over time through climate change. ...
In the sequence of North American pre-Columbian cultural stages first proposed by Gordon Willey and Philip Phillips in 1958, the Archaic stage or "Meso-Indian period" was the second period of human oc ...
