New or Improved Means or Apparatus for Growing Crops
Реферат: 7507. Priaulx, W. N., and Maurice, R. March 27. Flowers and plants, pots and the like for growing; manuring. - Relates to the construction of a continuous porous trough - shaped receptacle for growing plants in, intended to supersede the use of pots or boxes. The trough is made in sections which may, if desired, be secured together by clamps or other fastenings. The end sections are formed with walls a<xx>; the other sections a are preferably in two parts which abut together along the centre line of the trough. The sections may be made with or without feet or supports a<3>, a<3>. The troughs are preferably made from cement mixed with shingle, but substitutes for the shingle may be employed. Some material, such as basic slag, which acts as a plant food, may be incorporated with the shingle, in making the trough sections.