Yams are considered one of the world’s most important crops. A starchy, nutrient-rich root vegetable of the genus Dioscorea, ...

However, a shortage of workers for this labour-intensive crop, along with the threat of disease and extreme weather events are among the factors that could limit the growth of yam for which there ...

New Zealand yams originated from the South American Andes, where they are an important vegetable crop known as oca. They are not the large yams referred to in North American cookbooks that are ...