| Patents for A01G 31 - Hydroponics; Cultivation without soil (10,431) |
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| 01/07/1999 | EP0669798B1 Plant pot |
| 01/06/1999 | CN1203734A Method for producing new substrate for suspension soilless growing seedlings of tobacco |
| 01/05/1999 | US5856190 Multistage plant culture method and multistage plant culture apparatus for use therein |
| 12/30/1998 | EP0887013A1 Method for producing potato tubers |
| 12/30/1998 | EP0887003A1 Method and apparatus for the cultivation of plants |
| 12/30/1998 | CN2301846Y Full-automatic timing supplying water bud-cultivation apparatus |
| 12/23/1998 | CA2208904A1 Assembled apparatus for diy cultivation of organic vegetables |
| 12/17/1998 | WO1998056237A1 Modular structure for aeroponic cultivations |
| 12/17/1998 | WO1998056236A1 Plant cultivation method and apparatus |
| 12/16/1998 | EP0883988A1 Process for producing potato tubers |
| 12/16/1998 | CN2300250Y Post type soiless cultivator |
| 12/15/1998 | CA2070429C Plant growing medium containing mineral fibres |
| 12/13/1998 | CA2227837A1 Hydroponic cultivation receptacle |
| 12/03/1998 | WO1998053669A1 Substrate |
| 12/03/1998 | DE19822621A1 Porous concrete granulate for cultivation of plants |
| 12/02/1998 | CN1200234A Method for cultivation of crops |
| 11/18/1998 | EP0878539A2 Sterile or specific pathogen free environment products |
| 11/18/1998 | EP0878126A1 Plant-containing composition |
| 11/04/1998 | EP0875138A1 Method and apparatus for growing plants |
| 10/28/1998 | CN2295323Y Self controlling sprouts machine |
| 10/27/1998 | US5827743 Dispersing a crosslinked temperature responsive polymer having lower critical solution temperature in a prefered culture medium, mixing plant in above disperesion, lowering temperature for gelation and growing the plants |
| 10/27/1998 | US5826374 Hydroponic garden apparatus |
| 10/25/1998 | CA2235777A1 Growing apparatus |
| 10/20/1998 | US5822920 Nursery device |
| 09/30/1998 | CN2292385Y Soilless cultivation device of combined aquarium |
| 09/23/1998 | EP0865236A1 Mineral wool plant substrate |
| 09/23/1998 | CN2291787Y Atomizing root-cultivating box |
| 09/17/1998 | WO1998039962A1 Hydroponic plant culture systems |
| 09/17/1998 | CA2283307A1 Hydroponic plant culture systems |
| 09/13/1998 | CA2231899A1 Plant-containing composition |
| 09/09/1998 | CN2290184Y Insertion soiless cultivating bottle |
| 08/19/1998 | EP0858735A1 Method and device for forcing and harvesting chicory |
| 08/19/1998 | EP0764223B1 Method of producing a water-absorbing flat article and use thereof |
| 08/18/1998 | CA2085659C Hydroponics process and device |
| 08/12/1998 | EP0857016A1 A casing packaged block member of growth substrate |
| 08/11/1998 | US5791085 Reacting polyisocyanate with polyethylene oxide in the presence of mineral particles to form hydrogel; for plant propagation |
| 08/05/1998 | EP0856250A1 Plant culture vessel |
| 07/29/1998 | CN1188593A Culture container and method for producing potato miniature potato etc. plant material using container thereof |
| 07/23/1998 | WO1998031506A1 Hand tool with sculpted handles and integral key ring |
| 07/16/1998 | WO1998030509A1 Artificial mineral wool composition |
| 07/16/1998 | CA2248941A1 Artificial mineral wool composition |
| 07/15/1998 | CN1187291A Culturing method in porous ceramic pot |
| 07/08/1998 | CN1186881A Fabric for plant life |
| 07/01/1998 | EP0850560A2 Culture medium package for growing plants |
| 07/01/1998 | EP0849987A1 Hydrophilic plant growth substrate comprising a furan resin |
| 07/01/1998 | EP0729445B1 Mineral wool product, method for its production, impregnating mass therefor, and use thereof |
| 07/01/1998 | CN2285057Y Composite type soilless cultivating potted handscape flowerpot |
| 06/30/1998 | US5771634 Hydroponic control apparatus |
| 06/10/1998 | CN1183899A Plant-root growth promoting agent |
| 06/09/1998 | US5763067 Foamed layer of plastic or latex, layer of particulate absorbent polymer attached to foam layer; hygiene products, plant culture material |
| 06/09/1998 | US5761847 Plant-growing system and plant-growing method |
| 05/20/1998 | EP0841848A1 Modular soilless growth medium |
| 05/13/1998 | EP0841007A1 Plant-root growth promoting agent |
| 05/13/1998 | CN2281069Y Sprout culturing screen frame |
| 05/06/1998 | EP0504206B2 Plant growing medium containing mineral fibres |
| 04/29/1998 | CN2279780Y Automatically spraying water type apparatus for producing bean sprout |
| 04/29/1998 | CN2279779Y Pail like container for growing bean sprout |
| 04/23/1998 | WO1998016097A1 Method for producing potato tubers |
| 04/23/1998 | CA2239135A1 Method for producing potato tubers |
| 04/15/1998 | CN2278343Y Box for culture of vegetable for |
| 04/09/1998 | WO1998014051A1 Process for producing potato tubers |
| 04/09/1998 | WO1998014050A1 Cultivation device and method of manufacturing same |
| 04/09/1998 | CA2237722A1 Process for producing potato tubers |
| 04/08/1998 | CN2277638Y Basket for flower cultivationn without soil |
| 04/01/1998 | CN2277177Y Flower-pot for cultivation without soil |
| 03/18/1998 | CN2276255Y Plant cultvating plate |
| 03/11/1998 | CN1175348A Soilless culture apparatus |
| 03/11/1998 | CN1037652C Water surface soilless flower cultivating method |
| 03/10/1998 | US5724768 Aeroponic plant growth apparatus and method |
| 02/25/1998 | CN1173966A Supersonic gas-dissolving soil-less cultivation method |
| 02/18/1998 | EP0823988A1 Substrate for growing plants on flat roofs |
| 02/18/1998 | CN2274413Y Apparatus for culturing household flowers or vegetables in water |
| 02/12/1998 | WO1998005196A1 Water-holding carrier for plants |
| 02/05/1998 | WO1998004115A1 Hydroponic culture method and device for implementing same |
| 02/05/1998 | DE19630830A1 Roof covering vegetation growth |
| 02/04/1998 | EP0692929B1 Apparatus for plant cell tissue culture |
| 01/21/1998 | CN1170499A Cultivating bed of culture solution |
| 01/14/1998 | EP0817781A1 Alkali metal formononetin and method of mycorrhizal stimulation |
| 01/14/1998 | EP0817564A1 Medium for storing, transporting and/or growing a plant |
| 12/29/1997 | EP0759689A4 Apparatus for growing beansprouts |
| 12/10/1997 | CN2269713Y Automatic showering bean sprouts machine |
| 12/03/1997 | EP0670669B1 Sheet of mineral wool for sustaining vegetation on roofs |
| 11/27/1997 | WO1997043896A1 Hydroponic apparatus using elliptical conduit |
| 11/25/1997 | US5691275 Alkali metal formononetin and method of mycorrhizal stimulation |
| 11/05/1997 | EP0804873A1 Method for growing plant and device therefor |
| 11/05/1997 | CN2266271Y Domestic cultivation piece for sprouts |
| 10/29/1997 | EP0803190A2 Hydroponic culture apparatus |
| 10/29/1997 | EP0803188A2 Cultivation container for plants or vegetables |
| 10/29/1997 | CN2265674Y Indoor and courtyard plant soilless culture device |
| 10/28/1997 | US5680727 Automatic planting apparatus |
| 10/22/1997 | EP0801891A1 Hydroponic method for plants and apparatus used therefor |
| 10/15/1997 | EP0801043A2 Production method of soil conditioner |
| 10/15/1997 | CN1161775A Soil-less cultivation method for carpet-type lawn |
| 10/14/1997 | US5676728 Nutrient composition which includes components which can be degraded to sugar |
| 10/14/1997 | US5676726 Lightweight plant culture medium; blend of polysaccharide and lignin |
| 10/14/1997 | US5675932 Plant growing system |
| 10/14/1997 | US5675929 Growing plants in culture medium on support substrate consisting of two water permeable layers, upper containing activated charcoal and nonmagnetic dielectric granular component mixed with resin and hardener, lower reinforcing |
| 10/01/1997 | CN2263437Y Nutrient solution atomization culture reactor for plant |
| 10/01/1997 | CN2263436Y Sporuted vegetable culture utensil |
| 09/30/1997 | US5671562 Liquid level control device |