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Phosphite 600 is a systemic fungicide that can be used to control a variety of fungal diseases in a variety of crops, including avocado, citrus, grapes, melons, onions, ornamentals, and pineapples. It is a Group 33 fungicide that works by blocking the production of energy in fungal cells, which leads to their death.

Mode of Action

Phosphite 600 is a Group 33 fungicide that works by blocking the production of adenosine triphosphate (ATP), which is the main energy currency of cells. Without ATP, fungal cells cannot function properly and eventually die.

Fungal Diseases Controlled

Phosphite 600 can be used to control a variety of fungal diseases, including:

• Phytophthora root rot: This is a serious disease of avocado, citrus, grapes, and other crops that can cause extensive root damage and crop loss.

• Downy mildew: This is a common disease of melons, grapes, and other crops that can cause significant damage to leaves and fruit.

• Phytophthora crown rot: This is a serious disease of citrus that can cause extensive damage to the crown and roots of trees.

• Alternaria leaf spot: This is a common disease of grapes that can cause significant damage to leaves and fruit.

• Septoria leaf spot: This is a common disease of grapes that can cause significant damage to leaves.

Tank Mixes

Phosphite 600 can be tank-mixed with a number of other fungicides, including:

• Metalaxyl-M: This tank mix provides control of Phytophthora diseases.

• Thiophanate-methyl: This tank mix provides control of downy mildew.

• Chlorothalonil: This tank mix provides control of Alternaria leaf spot.

• Propiconazole: This tank mix provides control of Septoria leaf spot.

Precautions

Always read the label carefully before using Phosphite 600. Some important precautions to follow are:

• Do not apply Phosphite 600 to crops that are stressed or under moisture stress.
• Do not apply Phosphite 600 to crops that are senescing or that are about to flower.
• Do not apply Phosphite 600 to crops that are undersown with legumes.
• Do not apply Phosphite 600 in windy conditions.
• Dispose of empty containers and any unused fungicide according to the label instructions.

Safety

Phosphite 600 can be harmful to humans and animals if ingested or if it comes into contact with skin or eyes. Always wear protective clothing and eyewear when handling Phosphite 600. Wash thoroughly with soap and water after handling the product.

Conclusion

Phosphite 600 is a systemic fungicide that can be used to control a variety of fungal diseases in a variety of crops. It is a Group 33 fungicide that works by blocking the production of ATP in fungal cells, which leads to their death. Phosphite 600 is a highly effective fungicide that is safe for use on a variety of crops.