█ _ Virender Kumar 2014 حصريا كتاب Production Economics and Farm Management عن Extension Education & Rural Sociology, COA, 2024 Management: نبذه الكتاب: Course Contents (Theory) • Economics: Meaning, definition • Nature scope of Agricultural Basic concepts terms Meaning types production functions • Laws returns: Increasing, constant decreasing Factor product relationship Determination optimum input output factor Product Type enterprise Returns to scale: meaning, definition, importance management scope, Typical farm decisions Economic principles applied the organization business Types systems farming, • Cost efficiency planning budgeting Risk uncertainty Linear programming: Assumption, advantages limitations linear programming Biology Books مجاناً PDF اونلاين Biologically Biology is a natural science that concerned with study life, its various forms function, how these organisms interact each other surrounding environment The word biology in Greek made up two words: bio (βίος) meaning life And loggia ( λογία) means or Biology: similarity vegetation animal cover on edges African American states, existence same fossil Branches biology Biology an ancient thousands years old modern began nineteenth century This has multiple branches Among them are: Anatomy Botany Biochemia Biogeography Biofisia Cytology cell science Ecology environmental science Development Embryology embryology Genetics genetics Histology histology Anthropology anthropology Microbiology bacteriology Molecular Biology Physiology functions organs Taxonemia taxonomy Virology virology Zoology zoology