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...Factors affecting plant growth control or influence characteristics as well adaptation in general there are two and development genetic environmental the factor is also called internal because basis of expression gene located within cell considered external refers to all biotic abiotic other than both interact various ways determines character a but extent which this expressed influenced by environment genotype affects its for example selected varieties rice grow rapidly maturing days whereas others same conditions more slowly mature producer has over his choice variety b affect can be classified that include topography soil climatic they non living components along with determine nonliving lay land it includes physical features earth such elevation slope terrain flat rolling hilly etc mountain ranges bodies water steepness through differential incidence solar radiation wind velocity type altitude respect level sea surface influences primarily temperature effect relationship like dista...