| Patents for A01M 21 - Apparatus for the destruction of unwanted vegetation, e.g. weeds (1,840) |
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| 03/24/1998 | CA2147371C Vegetation control using high pressure liquid spray |
| 03/10/1998 | US5724765 Apparatus for applying a liquid to a plant |
| 03/01/1998 | CA2184414A1 Plant protector and surround |
| 02/26/1998 | WO1998007314A1 Method and device for weed control |
| 02/26/1998 | CA2299301A1 Method and device for weed control |
| 02/25/1998 | EP0824861A2 Application of agrichemicals |
| 02/24/1998 | US5720127 Contact chemical applicator device and method |
| 01/29/1998 | DE19723505A1 Method and implement for destroying weeds in row of cultivated plants |
| 01/15/1998 | WO1998001031A1 Improved concentrated heat agricultural flame cultivator apparatus |
| 01/15/1998 | DE19627139A1 Sensor system for control and regulation of agricultural machine or elements |
| 01/14/1998 | EP0818142A1 Weed-killing device by combustion |
| 01/08/1998 | DE19627136A1 Agricultural field machine operation method for large working width |
| 12/18/1997 | WO1997047190A1 Pesticidal barrier |
| 12/17/1997 | CN1167566A Weed Killing method |
| 12/16/1997 | US5698211 Stabilized agchemical concentrate and use thereof |
| 12/11/1997 | WO1997046828A1 Boiler having a helical coil of spirally corrugated pipe |
| 12/03/1997 | EP0809936A1 Method and apparatus for controlling zebra mussels and other bivalves using ultraviolet radiation |
| 12/01/1997 | CA2181133A1 Method and apparatus for controlling zebra mussels and other bivalves using ultraviolet radiation |
| 11/25/1997 | US5689944 For use in an orchard, a vineyarn and farmland |
| 11/06/1997 | DE19714619A1 Assembly to dry an inaccessible space, especially sub-floor cavity |
| 11/05/1997 | CN1163695A Portable spraying type electronic pest killing apparatus |
| 11/04/1997 | US5682707 Agricultural burner implement |
| 10/23/1997 | WO1997038577A1 A liquid dispensing device |
| 10/23/1997 | CA2251289A1 A liquid dispensing device |
| 10/22/1997 | EP0782387A4 Weed killing method and apparatus |
| 10/16/1997 | CA2174154A1 Controlled application of weed control chemicals from moving sprayer |
| 10/09/1997 | WO1997037372A1 Apparatus and method for spraying herbicide on weeds in a cotton field |
| 10/09/1997 | CA2250889A1 Apparatus and method for spraying herbicide on weeds in a cotton field |
| 10/08/1997 | CN1161634A Delivery of exogenous chemical substances to plant tissues |
| 10/01/1997 | EP0797916A1 Method and device for supplying material to growth present on a surface |
| 09/18/1997 | WO1997033469A1 Rotary and tunnel-type kilns with multi-ducted radiant heating |
| 09/04/1997 | DE19640644A1 System for Systematic ground cultivation |
| 08/14/1997 | WO1997028685A1 Method of improving indoor air quality by thermally inactivating fungi on building surfaces |
| 08/13/1997 | EP0788446A1 Method for inhibition of growth of organisms on faces of constructions submerged in a liquid |
| 07/30/1997 | EP0760035A4 Apparatus for use in applying liquids such as for treating plants |
| 07/09/1997 | EP0782387A1 Weed killing method and apparatus |
| 06/10/1997 | US5638285 System for dispensing dry agricultural chemicals |
| 06/04/1997 | EP0776155A1 Delivery of exogenous chemical substances to plant tissues |
| 06/04/1997 | CN2255149Y Portable spraying-type electronic insect-killing device |
| 05/22/1997 | WO1997017830A1 Method of controlling pests and pathogens in growing media with pulsed electromagnetic energy |
| 05/09/1997 | WO1997016080A1 Method of controlling insects and mites with pulsed ultraviolet light |
| 05/07/1997 | EP0771416A1 Apparatus and method for determining a distance to an object in a field |
| 04/22/1997 | US5622123 Process and apparatus for killing soil pathogens |
| 04/10/1997 | DE19530356A1 Multiple-headed tractor towed machine for mixed cultivation |
| 04/09/1997 | EP0746198A4 Rotary wick wiper apparatus for treating plants |
| 03/26/1997 | EP0763973A1 Method and apparatus for destruction of undesired vegetation using ultra-violet light |
| 03/13/1997 | WO1997008940A1 Surface-layer structure of soil having weed emergence inhibitor activity and method of weed emergence inhibition |
| 03/13/1997 | CA2230254A1 Ground surface structure for prevention of weed growing, and method of preventing weed growing |
| 03/12/1997 | CN1145019A Rotary wick wirer apparatus for treating plants |
| 03/05/1997 | EP0760035A1 Apparatus for use in applying liquids such as for treating plants |
| 03/04/1997 | US5607717 Insertion in tubes and canister |
| 03/04/1997 | US5607711 Light is absorbed by coloring chemicals on surface of undesirable organisms and converted to thermal energy |
| 02/06/1997 | WO1997003557A1 Heated air weed control machine |
| 01/28/1997 | US5597574 UV protective aqueous emulsion and emulsifiable solids for cosmetic and agrichemical formulations |
| 01/18/1997 | CA2154047A1 Method for controlling weeds and undergrowth using hot water spray and foam |
| 01/15/1997 | EP0753254A2 Irrigation systems |
| 01/11/1997 | CA2153512A1 Sub-surface blade weeder |
| 12/24/1996 | US5586728 Pre-plant soil treatment method and apparatus |
| 12/17/1996 | US5585626 Apparatus and method for determining a distance to an object in a field for the controlled release of chemicals on plants, weeds, trees or soil and/or guidance of farm vehicles |
| 12/16/1996 | CA2151882A1 Dandy weeder |
| 12/11/1996 | EP0746415A1 Vegetation control using high pressure liquid spray |
| 12/11/1996 | EP0746198A1 Rotary wick wiper apparatus for treating plants |
| 11/19/1996 | US5575111 Method of using hot air foam to kill vegetation and pests |
| 11/05/1996 | US5570539 Foam sock applicator |
| 09/30/1996 | EP0746415A4 Vegetation control using high pressure liquid spray |
| 09/29/1996 | CA2172595A1 Burner unit principally for the cultivation of blueberries |
| 09/17/1996 | US5555673 Method and apparatus for applying liquid |
| 09/10/1996 | US5553415 Burners |
| 09/10/1996 | US5553414 Soil sterilizer and method |
| 08/28/1996 | EP0649484B1 Device for destroying unwanted vegetation along roadways |
| 08/22/1996 | DE19504548A1 Moss growth prevention system for roof |
| 08/14/1996 | CN1128936A Treating plants by injuring the over-ground parts by administering plant treatment agent |
| 08/13/1996 | US5544443 Sprayer retrofit unit for specific area herbicide application |
| 07/24/1996 | EP0722315A1 Uv protective film-forming composition |
| 06/27/1996 | DE4446481A1 Measurement and control system for identifying plants for contaminant free weeding and treatment of field |
| 06/18/1996 | US5527366 Method and apparatus for applying herbicides |
| 06/12/1996 | EP0715809A2 Method of improving indoor air quality by thermally inactivating fungi on building surfaces |
| 05/30/1996 | DE4442220A1 Method of treating plants in agricultural and non=agricultural land |
| 05/29/1996 | EP0713362A1 Apparatus for harming or killing fouling flora or fauna and an item carrying the same |
| 05/22/1996 | EP0712275A1 Process for treating plants by injuring aerial plant parts with a blasting material |
| 05/22/1996 | EP0699028A4 Vegetation control method and apparatus |
| 05/09/1996 | WO1996013425A1 Method for inhibition of growth of organisms on faces of constructions submerged in a liquid |
| 05/09/1996 | WO1996013157A1 Apparatus for generating microwave radiation |
| 04/30/1996 | US5512099 Applicator for seed treatment products |
| 04/09/1996 | US5505019 Pesticide applicator and composition |
| 04/03/1996 | EP0682468A4 Process for killing soil pathogens. |
| 04/03/1996 | EP0601170B1 Improvements in burners |
| 03/19/1996 | US5499474 For the controlled application of fluid to a surface |
| 03/13/1996 | EP0546025B1 Combined cultivator and fluid injector system |
| 03/06/1996 | EP0699028A1 Vegetation control method and apparatus |
| 02/29/1996 | WO1996005721A1 Delivery of exogenous chemical substances to plant tissues |
| 02/29/1996 | CA2196405A1 Delivery of exogenous chemical substances to plant tissues |
| 02/18/1996 | CA2130327A1 Weed remover |
| 02/08/1996 | WO1996003036A1 Weed killing method and apparatus |
| 02/08/1996 | CA2197093A1 Weed killing method and apparatus |
| 02/01/1996 | WO1996002817A1 Apparatus and method for determining a distance to an object in a field |
| 01/24/1996 | EP0693592A1 Device for the maintenance of hard courts or cinder tracks with a vehicle |
| 12/27/1995 | EP0653051A4 Structure and method for differentiating one object from another object. |
| 12/14/1995 | WO1995033375A1 Process for treating plants by injuring aerial plant parts with a blasting material |
| 12/14/1995 | WO1995033374A1 Method and apparatus for destruction of undesired vegetation using ultra-violet light |