 |
 Vintage ITT Rotary Dial Telephone Avocado Green Desk Phone  US $29.99
|
 SEPT 8 1967 TIME MAGAZINE ITT HAROLD GREEN US $12.00
|
 Vintage ITT Rotary Dial Phone Avacado Green Telephone Free Shipping US $69.95
|
 Vintage Green ITT Rotary Dial Desk Telephone US $4.93
|
 Vintage Rotary Phone ITT Avacado Green US $10.00
|
 ITT Telephone SEA GREEN 500 ROTARY desk Vintage Telephone PARTS US $39.95
|
 VINTAGE ROTARY WALL TELEPHONE OLIVE GREEN WALL TELEPHONE ITT KITCHEN WALL PHONE US $39.99
|
 ITT tone moss green wall vintage telephone US $34.00
|
 ITT tone SEA green wall vintage telephone US $45.00
|
 Cool Vintage ITT Rotary Dial Telephone Green Clean and Tested Works Great US $9.99
|
Nutrition is the sum total of all the process invovled in taking in and utilization various kinds of food for building up of new protoplasm for life.
Nutrients maintain and perform various processes of life such as locomotion,movement,respiration,reproduction. MINERAL NUTRIENTS IN PLANTS:Minerals are the inorganic substances required by the organism.They are necessary to be included in the diets because the body doesnot show its development in their absence.certain minerals withdraw from the soil and incorporated into plant body.the essenial component enter the soil from the root is called mineral nutrients.Minerals are helpful in the development of muscles,teeth,proper functioning of kidneys,purification of blood and keeping the heart beat normal.The essentiality of an element can be understand by the solution culture where missing element causes definite symptoms,revealing the abnormal growth condition of the plant.However,the excessive amount of nitrogen in the fields makes the potato crop more foliaceous,reduces root-growth and retardation of potato tubers occur . ROLE OF SOME MINERALS AND THEIR DEFICIENCY SYMPTOMS NITROGEN:it is essential constituent of proteins,nucleic acid and chlorophyll.Its deficiency in the soil results in stunted growth,dormancy of lateral buds,lack of chorophyll,delayed flowering,yellowing of leaves etc.In some plants the veins become red or purple. PHOSPHOROUS:it is present in meat,fish,dairy products,ADP,ATP.it gives rigidity and strength to the bones and teeth etc.It also helps in the metabolism of fats,proteins,carbohydrates.it is essential for the root hair and promates fruit ripening.itts defiency changes the colour of leaves and fruit also. POTASSIUM:It is found in ediable seeds,fruits,green vegetables,grains and meat.It helps in plant metabolisms,promotes the growth of apical meristems,secondary roots and newly developing leaves. MAGNESIUM:It is necessary component of chorophyll and vegetable.It activates respiratory enzymes and other enzymes necessary for the metabolisms of carbohydrates.Protein synthesis also requires the presence magnesium.It effects the presence of photosynthesis.Its deficiency causes chlorosis and lesions may appear on the leaves.
About the Author
hi,i m kashif-i am a student of biology.i am fond of music and bollywood movies.i am a hard working student