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In many countries, organic agriculture has affected most areas of agriculture and food production, often starting in niche markets such as 'direct to customer' or on-farm processing. It has been adapted to local conditions, both social and agronomic, to produce viable sustainable farming strategies. This has resulted in a multitude of sustainable and profitable organic enterprises emerging around the world, organic agriculture can have a central role in ensuring that agriculture becomes fully sustainable. Organic agriculture is just a small part of the agribusiness world, which itself is just...

Infectious diseases caused by microorganisms for getting their nutrition, where the plant called the host and pathogenic organism called a pathogen or parasite, such as fungi, bacteria, virus and nematodes e.g. fungal wilts, bacterial leaf blight, streak mosaic virus and nematode root-knot diseases, respectively. These species can survive for many years in the absence of a host plant by forming persistent structures such as microsclerotia. Therefore, the dependence on a single method or a single chemical for controlling plant pathogens should be avoided because of high cost; development of...