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what are the benefits of organic mattermost of the benefits of organic matter are attributable to its favourable influence on soil structure and in
determine about the plant-available soil moisture plant available soil moisture or total available water is the difference between the amount of
what is permanent wilting percentageas plants absorb water from a soil they lose most of it through evaporation at the leaf surface some water is
moisture content of soilas mentioned above the degree of moisture pertains to relative concentration rather than the absolute amount of water
sate about the soil water potentialelectrical energy potential energy and kinetic energy together are referred to as free energy or the energy status
determine about the capillary forcescapillary forces are observed in all moist soils however the rate of movement and the rise in height may
explain the property of waterwater has a significant property called surface tension that markedly influences its behaviour in soils and may be
illustrate about the soil water water as you are well aware is the most common substance on earth which is essential for life plants require
state about the oxidised forms of elementsoxidised forms of elements are more desirable for most common crops grown in acid soils and humid regions
illustrate about the colour of the soil the colour of the soil gets influenced by the oxidation states of metal ions colours such as red yellow and
what is the iimportant consequence of soil aerationanother important consequence of soil aeration is oxidation-reduction reactions that take
what is soil aerationwhatever may be the structure of aggregate it introduces pores in the soils these pores are filled by air andor water and have a
state about the soil aggregation and soil structurein the context of soils the term structure refers to the shape that the soil takes it may exist as
soil particle distribution the grouping of soil particle distribution into different groups has been done though arbitrarily each group represents a
determine about the textural classtextural class names form a graduated sequence from soils that are coarse in texture and easy to handle to the clay
state the pipette method of soilthe sieve analysis though is a true particle size analysis is unable to separate particles smaller than
discuss about the hydrometer method to determine soilbouyoucos devised a simple and rapid technique using a specially designed hydrometer to
determine the sieve analysis method of soil texture as the name suggests sieve analysis is done using sieves and may give a true distribution of soil
mechanical analysis of soil texture mechanical analysis is actually the particle size analysis which is done to determine the amount of various
analysis soil texture by feel methodsoil texture was recognised from very early times by experienced farmers from the feel of moist soil placed
determine in brief about the soil texturethe texture is generally determined by the relative proportions of sand silt and clay if various size
mechanical parameterssoil is a heterogeneous mixture of organic matter salts metal oxides water and air with silicates as dominant constituents of
why are peaty and marshy soils highly acidicthe acidity is due to decomposition of organic matter under anaerobic conditions and formation of
how do time and temperature work in soil formation the time taken for the soil formation may be more in some cases or less in others hard
a name the primary minerals present in an igneous rock a quartz sio2 feldspars amphiboles pyroxenes and micas are the most common