. . . "To carry on the business of farming, agriculture and horticulture in all their respective forms and branches and to grow, produce, manufacture, process, prepare, refine, extract, manipulate, hydrolise, deodorize, frind, bleach, hydrogenate, buy, sell or otherwise deal in all kinds of agricultural, horticultural dairy and farm produce and products including foodgrains, cereals, seeds, oilseeds, pla" .