Agricultural, horticultural and forestry services including consultation and advice services with respect to the application of agricultural and horticultural chemical products, herbicides, pesticides, fungicides and fertilisers including the development, creation of and advising in relation to individual spraying programs for agricultural and horticultural chemical products, herbicides, pesticides, fungicides and fertilisers and providing associated advices, including the provision of such advices and services individually, in group workshops, online by means of information accessing website and/or in interactive computer format environments