A Resource Hub For Young Agriculturists
Agriculturist Musa 
Control of soil temperature 1. The thermal regimes favourable for plant growth as well as different micro-organisms can be maintained through different management practices under field condition. By regulating …
Effect of soil temperature on plant growth and nutrition There are various influences of soil temperature on soil fertility by changing the soil environment which in turn affect plant growth. …
Factors affecting soil temperature The temperature a soil attains depends on (a) heat supply—how much heat reaches the soil surface and (b) dissipation of heat—what happens to that heat within …
Sources of soil heat There are various sources of soil heat namely, solar radiation, biochemical reactions, conduction, precipitation, exposure and vegetation etc. (i). Solar radiation Radiant energy from …
Weathering of rocks and minerals (Physical and Chemical): Weathering is a natural process of breakdown and transformation of rocks and minerals into unconsolidated residues, called regolith. Regolith is lying on …
Secondary Thickening of Cell wall Secondary thickening of the cell-wall may be more or less uniform all-round the cell and almost always has a stratified appearance. But in those …
Particle density vs bulk density Particle density Bulk density 1. The weight per unit volume of solid portion of soil is called particle density. 1. The weight per unit bulk …
Difference between Soil texture and Soil structure Soil texture Soil structure 1. Soil texture refers to the relative proportion of sand, silt and clay. 1. Soil structure refers …
Comparative characteristics of sand silt and clay Sl. Characteristics Sand Silt Clay 1. Size 2.0-0.02 mm 0.02-0.002 mm Below 0.002 mm 2. Visibility Visible by microscope Visible by microscope Visible …
Primary minerals vs Secondary minerals Primary minerals Secondary minerals 1. They are formed in the cooling and solidification of molten mass. 1. They are formed by weathering of primary minerals. …