Control method of potato field weed
A potato and weed technology, applied in botany equipment and methods, herbicides and algicides, chemicals for biological control, etc., can solve the problems of low potato weed control rate and adverse effects on potato quality, etc. Achieve the effects of reducing the germination probability of weed seeds, improving sustainable development and its quality, and reducing density
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[0040] A method for controlling weeds in potato fields, comprising the steps of:
[0041] Before planting S1 potatoes:
[0042] S11 Deep plowing and plowing: In autumn, agricultural machinery is used to weed and plow the land, and the cycle of deep plowing and plowing is once every three years;
[0043] S12 fertilization: apply decomposed soil and miscellaneous fertilizers after the soil is cultivated in spring;
[0044] When S2 potatoes are planted:
[0045] S21 soil sealing: after the S12 step ends, sow potatoes after spraying herbicide I on the soil surface after ridges;
[0046] S22 Covering with film: After the ridge surface is leveled, black plastic film is covered, and the film and the soil are naturally close;
[0047] After planting S3 potatoes:
[0048] S31 post-emergence stem and leaf treatment: spray herbicide II evenly on the stem and leaf of weeds at the early stage of potato emergence;
[0049] S32 Cultivation and soil cultivation: the first cultivation and...
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