| Patents for A01G 29 - Root feeders; Injecting fertilisers into the roots (1,258) |
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| 10/09/2002 | CN2514643Y Water saving bottle |
| 10/02/2002 | CN2513351Y Automatic irrigator for flowers and trees |
| 10/02/2002 | CN2513350Y Pressure storage drip irrigation device |
| 09/25/2002 | CN2512216Y Micro biological water saving seedling protective bag water nutritive bag or bowl in drought and sand area |
| 09/24/2002 | US6453607 Root-level plant watering and feeding device |
| 09/12/2002 | WO2002071086A1 Anionic polymers composed of dicarboxylic acids and uses thereof |
| 09/12/2002 | DE10110537A1 Sealing cap for tree watering flips shut or open via spring or counterweight possibly assisted by bolted lock or magnet and is equipped with dirt screen below cover. |
| 09/11/2002 | CN2509850Y Ceramic weeping head |
| 09/03/2002 | US6443367 Deepwatering device |
| 09/03/2002 | CA2378585A1 Hydro airator |
| 08/28/2002 | CN1365606A Method for planting trees with durably acting solid water or water film and its tree-planting film |
| 08/21/2002 | CN2506072Y Water storage and slow release device for drought-resisting and forestation |
| 08/21/2002 | CN2506069Y Water distributor |
| 08/14/2002 | EP1229786A1 Method and device for attracting insects |
| 08/07/2002 | CN1362013A Seedling growing and watering method utilizing efficient hydroscopic resin |
| 08/01/2002 | WO2002058458A1 Tube delivery system and method |
| 07/31/2002 | CN2502509Y Water-saving apparatus with core pipe for root watering |
| 07/31/2002 | CN2502508Y Water-saving apparatus for root feeder |
| 07/24/2002 | CN2501306Y Plant root water feeder suitable for arid semiarid area |
| 07/17/2002 | CN1358417A Underground irrigation system for plant |
| 07/17/2002 | CN1358416A Multifunction water storage container for irrigation, water-saving and drought-resisting |
| 07/10/2002 | CN2498829Y Rod type dripping head for trickling irrigation |
| 07/03/2002 | CN1356027A Pressurizing deep irrigation facilities for tres sand its installation tool |
| 06/13/2002 | WO2002045484A1 Moulded body for improving cultivation conditions for plants |
| 06/13/2002 | DE10045967A1 Device for airing, draining and pest protection of compost in plant container, designed in shape of hollow nail |
| 06/12/2002 | CN1086179C Solidified water making method |
| 06/05/2002 | CN2494114Y Root water supply device |
| 05/22/2002 | CN2492062Y Plastic pipe for infiltrating irrigation |
| 05/22/2002 | CN2492060Y Water-saving water bag for drip irrigation |
| 05/22/2002 | CN1350099A Excrements treating method separately in public building |
| 05/14/2002 | US6385900 Support and irrigator for a planting |
| 05/08/2002 | CN1347638A Water-saving crop cultivating and irragating method |
| 05/02/2002 | EP1201118A1 Watering spike |
| 05/01/2002 | CN2488285Y Solidified water stored in box, packages and bag |
| 04/24/2002 | CN2487223Y Equipment of storing and saving water in soil for protecting plant |
| 04/24/2002 | CN2487219Y Lift flowing type soilles culturing device for flower |
| 04/24/2002 | CN1345532A Water and fertilizer micro-irrigator for plant in desert |
| 04/17/2002 | CN2485943Y Top applicator of fertilizer |
| 04/10/2002 | CN2484740Y Gap style drip irrigator |
| 04/09/2002 | US6367197 Irrigation apparatus |
| 03/27/2002 | CN2482796Y Apparatus for supplying nutrient for plant |
| 03/26/2002 | US6360480 Method and system to facilitate deep phytoremediation |
| 03/21/2002 | US20020032984 Support and irrigator for a planting |
| 03/13/2002 | CN2481136Y Water-saving sapling root water feeder |
| 03/11/2002 | CA2357128A1 Deep watering device |
| 03/07/2002 | US20020026747 Substance dispensing conserver |
| 03/06/2002 | CN1338199A Process for preparing green ecological source |
| 02/27/2002 | CN2478335Y Miniature infiltrating irrigation device |
| 02/27/2002 | CN2478334Y Solid-state water for plant cultivation |
| 02/20/2002 | CN2476938Y Plant cultivating appts. |
| 02/06/2002 | CN2475279Y Water-saving infiltrating irrigation device |
| 01/30/2002 | CN1332955A Cultivation method of direct osmotic liquid-feeding through underground root of plant and the implement thereof |
| 01/23/2002 | CN2472493Y Plant water keeping bag |
| 01/23/2002 | CN2472492Y Dripping irrigation device |
| 01/23/2002 | CN2472491Y Pulse irrigation device |
| 01/23/2002 | CN1331911A Water-retaining and soil moisture preserving tree planting method for drought area |
| 01/22/2002 | CA2116901C Irrigation apparatus |
| 01/16/2002 | CN2471101Y Automatic water feeder |
| 01/09/2002 | CN2469692Y Piplike conveying system |
| 01/07/2002 | CA2312690A1 Irrigating device |
| 12/19/2001 | CN2465462Y Inserted rod type drip irrigation device |
| 12/12/2001 | CN1325620A Nutrients immobilized water |
| 11/28/2001 | CN2461273Y Special film for planting trees |
| 11/28/2001 | CN2461272Y Sucking/permeating irrigation appts. |
| 11/21/2001 | CN2459879Y Underground water-saving special-shaped pipe |
| 11/07/2001 | CN1320365A Siphon irrigator for cultivating underground root |
| 10/24/2001 | CN1318284A Desert and dryland plant growing method for use in desert or/and dry soil |
| 10/24/2001 | CN1318283A 固体水及其应用 Solid Water and Its Applications |
| 10/17/2001 | CN1317230A Capillary osmotic irrigation method |
| 09/27/2001 | US20010023555 Plant watering device having user-selectable water-delivery apertures |
| 09/26/2001 | CN1314460A Quick ignited mosquito repellent incense |
| 09/26/2001 | CN1314079A Plant vultivator |
| 09/19/2001 | CN2448111Y Replaceable multi-needle priming apparatus |
| 09/19/2001 | CN2448099Y Miniature water storage water feeder |
| 09/10/2001 | CA2340587A1 Plant watering device having user-selectable water-delivery apertures |
| 08/29/2001 | CN2444412Y Water-saving slow-releasing bag for planting nursery stock |
| 08/22/2001 | CN1308846A Bare root and atomization technique for cultivating tea tree |
| 08/15/2001 | CN2442510Y Water storing block |
| 08/15/2001 | CN2442509Y Ground soil infiltrating sucking negative pressure delay irrigator for storing water of woody plant root |
| 08/01/2001 | CN2440320Y Hole irrigation apparatus on plant roots |
| 07/04/2001 | CN2437134Y Injection type irrigation, ferilizing and pesticide spraying machine |
| 07/04/2001 | CN2437133Y Updraught infiltration irrigation bag |
| 06/12/2001 | US6243986 Plant care system |
| 06/06/2001 | CN2433014Y High-flow pressure priming apparatus |
| 06/05/2001 | US6241163 Water injecting system |
| 05/10/2001 | WO2001032013A1 Method and device for attracting insects |
| 05/09/2001 | CN2428972Y Infillrating irragation tubes |
| 05/09/2001 | CN1293890A Method for apparatus for irrigating plant |
| 04/25/2001 | CN2427060Y Tree root watering implement |
| 04/18/2001 | CN1291426A Active solid water and its preparing process |
| 04/17/2001 | US6216387 Device for and method of plant support and fertilizer delivery |
| 03/07/2001 | CN2421831Y Root infiltrating irrigation device with water storage time-delay device for woody plant |
| 03/07/2001 | CN2421830Y Tree-planting water-saving irrigation tank |
| 03/07/2001 | CN1286018A Plant cultivating device |
| 02/28/2001 | CN2420845Y Plant infusion syringe |
| 02/28/2001 | CN2420840Y Infiltrating irrigation device for greenhouse |
| 02/27/2001 | US6192623 Plant feeder for long term, low maintenance and accurate feeding of potted plants |
| 02/08/2001 | DE19937411A1 Method for protecting and fertilising grass comprises wire mesh made from non-tempered steel which is laid over grass and fertilises it by rusting and simultaneously levels ground surface |
| 02/07/2001 | CN1282508A Method for planting tree |
| 01/10/2001 | CN2413495Y Pipe line joint for agriculture irrigation |