Organic farming is a form of farming that relies on strategy such as plants spinning, natural fertilizer, garden rich compost and medical insect management. Depending on whose meaning is used fertilizer and pesticides(which contains weed killers pesticides and fungicides) if they are considered organic (such as bone meal from animal or pyrethrin from flower), but it limits or strictly limit the use of various strategy (including synthetic petrochemical fertilizer and bug sprays , plant growth regulator such as hormones, anti-biotic use in livestock; genetically modified organism; human sewer sludge; and nanomaterial for reason such as durability, awareness , freedom, protection.
Organic farming techniques are internationally regulated and legally required by country, centered on huge number on the common set by many country, centered on huge number on the common set by the Worldwide Federation of Organic Agriculture Movements (IFOAM),an international umbrella organization for organic farming established in 1972. The USDA National Organic Conventional Boards (NOSB) meaning as of Apr 1955 is "Organic farming is environmental manufacturing management techniques that encourages and improve bio-diversity, medical cycle and ground medical activity. It is centered on minimal use off-farm impute and on management practices that restore, maintenance and improve environmental harmony".  there are many disadvantages of organic farming
Traditional farming (of many kinds) was the original type of farming, and has been practiced for centuries. Forest gardening, a conventional meals manufacturing program which dates from the prehistoric era, is thought to be the world‘s earliest and most resilient agro program.
Artificial fertilizer had been designed during the 1700s, initially with superphosphate and the ammonia–based fertilizer mass-produced using the Haber-Bosch procedure designed during World–War I. These beginning fertilizer were cheap, powerful, and easy to transport in bulk. Similar advance took place substance way to kill pests in the 1940, leading to the decade being referred to as the ‘pesticide era'. But these new farming techniques, while beneficial in temporary, had been serious long run adversereactions such as ground fertility, along with wellness concern about toxic substance entering the meals. 
There are some of ground medical researcher which were made in Nineteenth century to 20th century to develop concepts on how new advancement in medical science could be used in farming as a way to remedy complication , while still maintaining higher manufacturing . In central Europe Rudolf Steiner whose session were published in 1925, ,  designed biodynamic farming, a first visit of what we now call organic farming , .Steiner was motivated by spiritual rather than medical consideration.
ORGANIC FARMING SYSTEM
There are several organic farming techniques. Biodynamic farming is a comprehensive approach, with its own international governing body. The do nothing farming techniques focused on a minimum of technical farming and labor for grain plants. French intensive and biointensive strategy are well-suited to organic major. Other example of strategy is holistic management, permaculture, SRI and no till farming (the last two which may be applied in conventional or organic program.),