Multi-stage plant culture and device therefor
专利汇可以提供Multi-stage plant culture and device therefor专利检索，专利查询，专利分析的服务。并且PURPOSE: To improve a profit in a plant factory to culture plants, by culturing plants requiring a light source at a culture shelf to be lightened at the upper part of a plane type culture shelf and culturing plants not requiring a light source at the lower part of the plane type culture shelf.
CONSTITUTION: Culture tanks 7 to cultivate leaf vegetables 8 such as head lettuce are laid on an upper culture shelf 6 of the uppermost stage close to an lightening fixtures 3 and gradually transferred in the arrow direction by a conveyor 16 with growth. When a culture period is completed, the vegetables are harvested. Culture tanks 10 to cultivate sprout vegetables 11 such as sprout of Japanese radish, leaf mustard, vegetable to be thinned or Welsh onion for cutting bud are set on a middle culture shelf 9 of the intermediate stage not lit by the light source and moved by a conveyor 17 with germination and growth. At the final culture zone, a light screening cover of the culture tank 10 is removed and the vegetables are lightened by a coloring illumination 12. Further, a lower culture shelf 13 is made under the middle culture shelf, bean sprouts such as soybean sprouts or turnip is cultivated in the culture tank 14, transferred by a conveyor 18 with germination and growth and harvested in a harvesting zone.
COPYRIGHT: (C)1991,JPO&Japio，下面是Multi-stage plant culture and device therefor专利的具体信息内容。
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