Although soil erosion is a natural occurrence on all land, there are certain factors that call accelerate erosion making it more noticeable and problematic. While there are many different factors that can cause soil erosion, most can be broken down into two main categories: 1  Erosion by Water. 2  Erosion by Wind.
This article is about the plant. For other uses, see Mustard. Brassica juncea, mustard greens, Indian mustard, Chinese mustard, Jie Cai (in Mandarin) or Kai Choi (in Cantonese), or leaf mustard is a species of mustard plant. Subvarieties include southern giant curled mustard, which resembles a headless cabbage such as kale, but with a distinct horseradish-mustard flavor.
Hoisin is often referred to as Chinese barbecue sauce, not because it has a similar flavor, but because it is used for a variety of purposes, similar to American barbecue sauce. Hoisin is also sometimes referred to as Peking sauce because it is used to create the thick glaze on the popular dish, Peking duck.