In which type of soil do herbicides tend to move most easily?

Herbicides tend to move most easily in sandy soil due to its unique characteristics. Sandy soil has larger particle sizes and greater porosity, which creates larger spaces between the particles. This allows for more rapid movement of water and, consequently, any dissolved herbicides. The low water-holding capacity of sandy soil means that it drains quickly and does not retain moisture or chemicals as effectively as other soil types.

In contrast, clay soil, with its fine particles and compact structure, retains moisture and can lead to slower movement of herbicides. Loamy soil, while balanced in texture and properties, also offers more retention compared to sand. Saline soil may have challenges related to salt content rather than herbicide mobility. Therefore, the structure of sandy soil facilitates the easier movement of herbicides, making it the correct choice.