The trans-Atlantic slave trade was a shipment of people and plants. Between the early sixteenth and the late nineteenth century, some 12 million Africans were shipped to the Americas in this period (Eltis and Richardson2010), and along came food crops, medicinal plants, fodder grasses, as wel...
Before the European invasion of the Americas, the native peoples harvested a large variety of crops under many types of agricultural and gathering regimes. Dense concentrations of people had existed for centuries in Mesoamerica and Andean America, and had evolved complex societies of agricultural ...
Practically all of the crops that originated in the New World were domesticated before European incursions. Thus, the New World crops currently grown in Asia, Africa, Europe, and Oceania should be considered as a contribution of indigenous cultures of the Americas to humanity. The history of ...
The fall armywonn is native to an area that spreads from Argentina to northern Canada. There,the insect has natural enemies (8) existence helps to keep the fall armyworm population at acceptable levels. But, such help is not found everywhere. Experts note that (9) (chemical) against the...
Whitefly-transmitted geminiviruses and associated disorders in the Americas and the Caribbean Basin. Begomoviruses are the most numerous of the B. tabaci transmitted viruses and can cause cropsyield losses of between 20% and 100% (=-=Brown & Bird, ......
aTobacco, one of the most widely-used addictive substances in the world, is a plant native to the Americas and historically one of the half-dozen most important crops grown by American farmers. More specifically, tobacco refers to any of various plants of the genus Nicotiana, (especially N....
to found the great civilizations of the New World (North and South America).In 1947 Norwegian adventurer Thor Heyerdahl drifted on a balsa-log raft westward with the winds and currents across the Pacific from South America to prove his theory that Pacific islanders were Native Americans (also ...
Now based in Australia and lecturer at the University of Newcastle, Dr Melino is turning her attention to native salt-tolerant plants likeSamphire- also known as ‘sea asparagus’. Dr Melino said the use ofSamphireas an edible plant was not new. ...
原文定位:So would it surprise you to learn that many of the food that we today consider traditional European dishes that their key ingredients were not even known in Europe until quite recently, until the European started trading with the native people in North and South America?
reproductive biology of cactus fruit crops cactus family (Cactaceae) ‐ comprising more than 1500 species cacti, native to Americas ‐ known as ornamental plants low water demand of stem cacti ‐ related to crassulacean acid metabolism (CAM) mode of photosynthesis fruit crops of cactus family ...