| Patents for A01G 31 - Hydroponics; Cultivation without soil (10,431) |
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| 12/15/1993 | EP0425590B1 PROCESS FOR STABILISING THE pH OF AQUEOUS FEED SOLUTIONS AND FOR ABSORBING AND BUFFERING URINE AND WOUND SECRETIONS |
| 12/14/1993 | US5269819 Aquaculture production of duckweed for human consumption |
| 12/14/1993 | US5269094 Apparatus for purifying waste water and air in an indoor environment |
| 12/08/1993 | CN2148464Y Interest cultivating box for plant |
| 12/01/1993 | CN1078849A Stereo farmland capable of greatly increassing crop planting area and quantity |
| 11/24/1993 | EP0570503A1 Culture system for plants. |
| 11/24/1993 | CN2146851Y No soil cultivating flowerpot |
| 11/24/1993 | CN2146850Y Machine of bean sprouts |
| 11/18/1993 | EP0570080A2 Method of plant growing using flow control |
| 11/16/1993 | US5261185 Apparatus and method of water culture and plant handling method |
| 11/11/1993 | WO1993021762A1 The gel stimulator containing a fungicide with a bacteriostatic to bactericidal effect |
| 11/10/1993 | EP0472684B1 Process and installation for manufacturing substitute peat, application of the process and substitute peat manufactured by said process |
| 11/10/1993 | CN1078092A Shelf for soil-less cultivation with full sunshine |
| 11/03/1993 | CN2144922Y Tube type no-soil cultivating device |
| 11/03/1993 | CN2144921Y Flowerpot of flower without soil |
| 11/03/1993 | CN1077836A Iodine-rich bean sprouts and its producing method |
| 10/26/1993 | CA1323493C Nutrient depleting envelopes containing aquatic plants |
| 10/26/1993 | CA1323492C Method and apparatus for hydroponic gardening |
| 10/14/1993 | WO1993019584A1 Apparatus for sterilizing growing material |
| 10/13/1993 | CN1077081A Method of making crystal soil for growing flowers |
| 10/12/1993 | CA1322848C Agroblock, such as agroplug, agroplug system and a plug strip therefor |
| 10/06/1993 | EP0563371A1 Glass fibres used as a substrate for soilless cultivation |
| 10/05/1993 | CA1322666C Plant growth medium and the use thereof |
| 09/30/1993 | WO1993019331A1 Structural unit for air conditioning premises |
| 09/30/1993 | WO1993018642A1 Cultivating medium for plants, and method for its production |
| 09/30/1993 | DE4209570A1 Baueinheit zur Klimatisierung von Räumen Unit for room air conditioning |
| 09/30/1993 | CA2132313A1 Cultivating medium for plants, and method for its production |
| 09/28/1993 | CA1322455C Method and device for mineral wool culture of plants with suction pressure control |
| 09/23/1993 | DE4208733A1 Aufwuchsmedium fuer pflanzen sowie verfahren zu dessen herstellung Plant cultivating medium for and method for its manufacture |
| 09/21/1993 | US5246770 Composite material which is capable of swelling in the presence of water, supports which can be used for manufacture of same and uses thereof |
| 09/09/1993 | DE4207105A1 Insert for hydro culture vessel - comprises vertical water permeable shaft to accommodate nutrient battery with lifting device for withdrawing battery |
| 09/07/1993 | US5241783 Apparatus and process for growing plants |
| 09/02/1993 | WO1993016586A1 Hydroponic apparatus |
| 08/25/1993 | CN1075392A Automatic water-supplying flower pot |
| 08/11/1993 | CN2139776Y Cultivating device without soil |
| 08/04/1993 | EP0418323B1 Integument and method for culturing and growing organic material |
| 07/27/1993 | CA1320640C Support for soilless culture comprising superabsorbent particles and fabrication process thereof |
| 07/21/1993 | CN1074332A Soilless cultivation medium and making method thereof |
| 07/14/1993 | CN1074078A Non-earth planting of crops |
| 07/08/1993 | WO1993012644A1 Plant cultivation method and apparatus |
| 07/06/1993 | US5225342 Systemic plant interface |
| 07/06/1993 | US5224292 Layer of hollow polyester fibers containing water soluble plant adjuvants |
| 07/06/1993 | US5224291 Hydroponic cultivation apparatus and method |
| 06/17/1993 | DE4140933A1 Device for plating water plants - comprises basic body encompassing plant in root area and consisting of foam block which is water-permeable |
| 06/15/1993 | US5218783 Agroblock, such as agroplug, agroplug system and a plug strip therefor |
| 06/08/1993 | US5216836 Movable root contact/pressure plate assembly for hydroponic system |
| 06/02/1993 | CN2134778Y Watering device for cultivating bean sprouts |
| 05/26/1993 | CN2134045Y Household bean sprouts pail |
| 05/25/1993 | US5212906 Liquid culture apparatus |
| 05/19/1993 | CN2133133Y Non-earth cultivated flower vase |
| 05/10/1993 | WO1993008681A1 A plant raising device |
| 05/10/1993 | CA2123102A1 A plant raising device |
| 05/05/1993 | CN1020390C Technology for breeding high-yield and quality radish by hybridisation |
| 05/04/1993 | US5207733 Materials for use in plant propagation |
| 04/21/1993 | CN1020326C Substrate for soil-less cultivation |
| 04/19/1993 | WO1993007741A1 Glass fibres used as a substrate for soilless cultivation |
| 04/19/1993 | CA2098705A1 Glass fibers used as substrates for soilless culture |
| 04/13/1993 | US5201860 Air purification planter |
| 04/13/1993 | US5201141 Method of hydroponical growing of plants and an apparatus and a system for use by the method |
| 04/06/1993 | CA1315554C Method and structure for environmental control of plant growth |
| 04/01/1993 | WO1993005643A1 Cultivation arrangement |
| 03/31/1993 | EP0533939A1 Vertical type planting bed |
| 03/30/1993 | CA1315106C Fluid manifold |
| 03/24/1993 | EP0533285A1 Active drainage system |
| 03/24/1993 | CN1070079A Method for growing seedling of rice |
| 03/17/1993 | EP0532403A1 Method and installation for industrial production of soilless culture plants |
| 03/17/1993 | CN1020084C Modelling of charcoal potted landscape by making use of plant fibre |
| 03/16/1993 | US5193306 Plant cultivation apparatus and method |
| 03/10/1993 | CA2077615A1 Process and installation for the industrial production of plants in soil-free cultivation |
| 02/25/1993 | DE4128019A1 Plant watering water conditioning system - has cyclically operated mixing vessels and single stepwise conditioning line |
| 02/09/1993 | US5184420 Computerized fertilizer injection system |
| 01/21/1993 | WO1993000797A1 Growing medium |
| 01/20/1993 | EP0299067B1 Support of culture medium for culturing plant |
| 01/13/1993 | EP0522437A2 Molded articles made of mineral wool |
| 01/13/1993 | EP0522034A1 Method of testing a potentially infectious substance |
| 01/06/1993 | CN1067549A Quick asexual propagating method of aucalyptus |
| 12/30/1992 | EP0520892A1 Web made of hydrophilic fibers and its use in a soilless culture substrate |
| 12/29/1992 | US5175131 Plant substrate and uses thereof |
| 12/16/1992 | EP0518210A1 An apparatus in the cultivation of plants |
| 12/15/1992 | US5171683 Tissue and nutrients sealed in semipermeable high density polyethylene container |
| 12/09/1992 | CN2123866U Fabric based grass carpet |
| 12/08/1992 | US5168655 Hydroponic crop production |
| 11/26/1992 | DE4217219A1 Method of automated cultivation of hydro=cultures - has ungerminated seed on conveyor belts with regulated sowing, watering and temperature control |
| 11/25/1992 | EP0514558A1 Water culture apparatus |
| 11/25/1992 | CN2122478U Grow seedling machine without soil |
| 11/12/1992 | WO1992019095A1 Plant growing matrix |
| 11/11/1992 | CN1065969A Electric irrigation device for diffracted gas-soluble ion cultivation without soil |
| 11/10/1992 | US5161327 Pipe planter |
| 10/21/1992 | CN1065374A Material for plant cultivation |
| 10/21/1992 | CN1018702B Method of biological beautification of water environment of parks |
| 10/20/1992 | US5155932 Method for aseptically rooting of in-vitro propagated material for the horti- and agriculture |
| 10/20/1992 | US5155931 Growing on open-cell polyetherurethane foam mat |
| 10/20/1992 | CA1308909C Hydroponic culture system |
| 10/06/1992 | US5152808 Drainage coupling member |
| 09/30/1992 | CN1018422B Cultivating seedlings and transplanting method of crops with nutrient band |
| 09/23/1992 | EP0504762A1 Bar-shaped plant growth support |
| 09/23/1992 | EP0504644A1 Plant growth substrate and base material for production thereof |
| 09/23/1992 | EP0504206A1 Plant growing medium containing mineral fibres. |
| 09/23/1992 | CN2116343U Stereoscopic non-soil cultivation room for vegetable and flower of household |
| 09/22/1992 | US5149534 Spirogyra controlling and deodorant composition |