Pyridine-N-oxide-substituted salicylaldehyde or salicyclic acid
Pyridinesulfonamide derivatives as herbicides
Pyridinyl amides and imides for use as fungicides
Pyrido-fused 4-oxo-4H-benzopyrans, their preparation and their u
Pyridone derivatives and herbicides
Pyridone derivatives and herbicides
Pyridone derivatives and herbicides
Pyridone derivatives and use
Pyridone herbicides
Pyridonesulfonylurea compounds, process for their production and
Pyridyl sulfonylurea herbicides
Pyridyl sulphonyl ureas as herbicides and plant growth regulator
Pyridyl sulphonyl ureas as herbicides and plant growth regulator
Pyridyl-thiazoles and their use to protect plants against infect
Pyridylacetic acid derivatives, process and intermediate product
Pyridylsulfonylureas
Pyridylsulfonylureas as herbicides and plant growth regulators,
Pyrimidine compounds as herbicides
Pyrimidine derivatives and herbicidal composition
Pyrimidine derivatives and herbicides containing them