Metalaxyl 5% G


Systemic Fungicide with Protective & Curative Action

Mode of Action:

Metalaxyl is a phenylamide fungicide with systemic function. It is a systemic fungicide used to control plant diseases caused by Oomycete fungi. For use as a seed treatment for control of systemic downy mildew, pythium seed rot, pythium damping-off and early season phytophthora diseases in conifers, nonbearing citrus, nonbearing deciduous fruits and nuts, ornamentals and turf, residential and greenhouse crops such as tobacco, ornamental plants, trees, shrubs and vines, and lawns and turf.

Chemical group:

acylalanine‏ ‏

Toxicological information:

Acute oral LD50 for rats: 633 mg/kg‎


Inhibits protein synthesis in fungi, by interference with the synthesis of ribosomal RNA.


Dosage Disease Product Name
Seed treatment at a ratio of 2 per thousand common bunt Wheat
2 kg per thousand liters of water Citrus rust mite Citrus
2 kg per thousand liters of water Red leaf blotch Almonds
2 kg per hectare Ascochyta Blight Pea
2 kg per hectare Downy mildew Alfalfa
1-2 kg per hectare Downy mildew Tobacco
1.5-2 kg per thousand liters of water With adjuvant at a ratio of 0.5 per thousand water Rust clove