Question

Одна из составных частей почвы начинается на п

Answer 1

Может быть - подстилка?

Answer 2

Это слово -  подстилка.

Answer 3

The Composition of Soil: Starting with "P"

One of the components of soil that begins with the letter "P" is pH. pH is a measure of the acidity or alkalinity of the soil. It is an important factor that affects the availability of nutrients to plants and the overall health of the soil. The pH scale ranges from 0 to 14, with 7 being neutral. A pH value below 7 indicates acidic soil, while a pH value above 7 indicates alkaline soil. Different plants have different pH requirements, so it is important to understand the pH level of the soil when growing specific crops or plants.

Another component of soil that starts with "P" is phosphorus. Phosphorus is an essential nutrient for plant growth and development. It plays a crucial role in energy transfer, photosynthesis, and the formation of DNA and RNA. Phosphorus is typically present in soil in the form of phosphates, which can be absorbed by plant roots. However, the availability of phosphorus in soil can be limited, especially in acidic or alkaline soils. Therefore, it is often necessary to add phosphorus fertilizers to ensure adequate nutrient supply for plants.