Use of lawn herbicides and fungicides

The lawn has received more and more attention in the landscaping project. In the establishment and management of lawns, the control of weeds and diseases is a major problem that plagues lawn workers. After many years of research, the Lawn Research Institute of Shandong Agricultural University has screened and combined a series of lawn-specific herbicides and fungicides from a wide range of herbicides and insecticides .

Lawn special herbicide

1, lawn and grass net. This product is a selective pre-emergence herbicide

It mainly protects against grasses and some broad-leaved weeds. It is valid for 45 to 60 days, but it is used with caution for cutting turfgrass. Other types of new lawns can be used after trimming once to avoid damage to the lawn. Usage: Dilute with a small amount of water, mix it with a small amount of sand and mix well, then put it into dry sand (50 kg of sand per acre), mix well, then evenly sprinkle it into the lawn, spray water immediately, so that the agent is closed. ground. 150 to 200 ml per acre.

2. The lawn is broad and clear. This product is a selective post-emergence herbicide, which can control more than 40 kinds of broad-leaved weeds, and the best effect is used in the weeds 3 to 5 leaf stage. Spray 150 to 200 ml per acre and dilute 500 to 600 times to spray. This product must be used when there is no wind, so as not to be sent to the surrounding shrubs, flowers and crops, and be used with caution when the temperature is below 10 °C. Re-spray in the rain within 24 hours after spraying. This product has certain harm to the lawn seedlings, and the new lawn can be used after trimming once.

3. The lawn is cleaned. This product is a non-selective systemic herbicide with the best application effect when weeds 4 leaves. For one or two year old weeds, use 500 to 700 ml per acre and dilute 800 to 1000 times to spray. Perennial weeds and broadleaf weeds, 1000-2000 ml per acre, diluted 500 to 600 times spray, and need to be re-sprayed within 8 hours after application of pesticides . There are three ways to use this product: First, use all the weeds before the lawn is planted. Second, for some lawns to be eliminated, you can use this product to remove and rebuild new lawns. The third is to remove some weeds that are difficult to remove. Do not spray on non-target plants with this product.

Lawn special fungicide

1, lawn lax. It can prevent spot disease, money spot disease, night spot disease and Pythium blight of cold-season turf. Use before or during the onset of the lawn. Use 150 to 170 grams per acre and spray 600 to 700 times to spray.

2, the lawn is clear.

It is mainly used to treat Pythium blight, summer spot disease, money spot disease, and spot disease in cold-season lawns. 200 grams per acre, diluted 500 to 600 times spray, spray once every 7 days, even spray three times.

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