When you have a look at the tire of the car, you will notice that the numbers are written in the following pattern: P215/50R17. What is the Meaning of the First Letter? The first alphabet on the tire can be P, LT, ST or T. Sometimes there is the absence of the first alphabet. The first alphabet denotes:
Clay is one of the three principal types of soil, the other two being sand and loam. A certain amount of clay is a desirable constituent of soil, since it binds other kinds of particles together and makes the whole retentive of water. Excessively clayey soils, however, are exceedingly difficult to cultivate.
The Dirt on Dirt - Sand will teach you about sandy soils, why you should love them, and how to make them even better. Soil comes in a whole array of types. The basic categories are clay, silt, loam and sand with constant variation within each of these classes. If you have silt or loam soils you are sitting pretty, gardening will be easy and you will love your soil. If you have clay or sandy soils it will take a bit more input from you before you love your soil. Trust me, you can love your clay or sandy soil, it just takes a bit of knowledge and a bit of elbow grease.