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Soils and Mineral Nutrition (Essential element …
Soils and Mineral Nutrition
Three criteria of element to be considered essential
cannot be replaced by chemically similar element
necessary for the completion of full life cycle
it must act inside the plant
Essential element
pottasium
calcium
carbon
phosphorus
hydrogen
nitrogen
magnesium
oxygen
sulfur
micronutrients
iron
chlorine
copper
mangnese
zinc
molybdenum
boron
The endodermis and selective absorption of substance
elements in soil can be either essential or not essential
Absorption of phosphorus
causes of mineral deficiency disease
overabundance of mineral in the soil
natural disaster
low mineral concentration
mineral toxicity
Nitrogen metabolism
nitrogen reduction
nitrogen assimilation
nitrogen fixation
symptoms of mineral deficiency disease
yellowish leaves due to lack of chlorophylll
chlorosis
dark color due to deficiency of nitrogen
fertilizer
pollution
