Immaterial or supernatural: angels and other metaphysical beings. 4. often Metaphysical Of or relating to the poetry of a group of 17th-century English poets whose verse is characterized by an intellectually challenging style and extended metaphors comparing very dissimilar things.
Soil types according to depth are as follows: 1) Shallow Soil - Soil depth less than 22.5cm. Only shallow rooted crops are grown in such soil, e.g. Paddy, Nagli. 2) Medium deep soil - Soil depth is 22.5 to 45cm. Crops with medium deep roots are grown in this type of soil e.g. Sugar cane, Banana, Gram. 3) Deep soil - Soil depth is more than 45cm. Crops with long and deep roots are grown in this type a soil e.g.
Clay is the tiniest soil particle. Compared to sand particles, which are generally round, clay particles are thin, flat and covered with tiny plates. Clay particles tend to stick together and make very little movement through soil.umus-rich soils are naturally friable, clay soils are tight and almost impenetrable when dry and sandy soils are loose and coarse and need frequent watering to maintain plant growth. Each of these soils resulted from parent material and climatic effects. An ideal soil contains all three of these different soil types.