2, lawn and mold spray 3-5 degrees of sulfur mixture or Bordeaux liquid sterilization, killing eggs.
3. Comb flowers and shrubs and prune trees in early spring.
4. Apply organic fertilizer while watering to promote tree germination.
5. Weeds in the green space should be cleared at the beginning of April, dead branches and yellow leaves of Euonymus japonicus should be cleared, and a pruning should be carried out in combination with the growth of the lawn.
In mid-April, grass flowers were planted in the original flower planting area to welcome May Day.
In late July and April, the cold-proof facilities will be dismantled, and the lawn will be topdressed, and watered once every five days on average.
From the first ten days of August to the middle of May, the bactericide "thiophanate methyl" or "chlorothalonil" was sprayed continuously for three times, and the control effect was 600-800 times. Then spraying the bactericide "dichlorvos" or "1605", 1200- 1500 times to control the boxwood leaf roller. Pruning and watering are carried out at the same time.
In late September and May, the sprouting and dead branches of big trees are mainly removed, and the trunk borers of big trees are also controlled.
10, because of high temperature and little rain, it is the frequent period of lawn armyworm and Hyphantria cunea, and the pests are eliminated by drugs and artificial methods.
1 1 Shape and trim the pattern in this area.
12, increase the frequency of fertilization and strengthen watering and pruning at the same time.
13. In the hot and rainy season, pests and diseases occur frequently, so it is necessary to strengthen the spraying times.
14, management, first of all, it must be trimmed in time, and the height of the lawn should not exceed 8 cm. Secondly, water should be done in the morning and evening, avoiding noon.
15, try not to fertilize, and strengthen the work of thinning roots and loosening soil on the lawn.
16, in the middle and late August, spray "Fenxiuning" 600 times continuously for 3-5 times to prevent rust from occurring in a large area.
17. When the lawn enters the vigorous growth period, more phosphorus and potassium fertilizers should be applied and less nitrogen fertilizer should be applied. At the same time, increase the amount and frequency of watering, promote the growth and health of the lawn, so as to facilitate the winter.
18, gradually replacing withered grass flowers to welcome the "Eleventh" National Day.
19. Strengthen lawn watering and fertilization, and extend the green period.
20, pattern, trees generally apply organic fertilizer once.
2 1, according to the temperature situation, pour antifreeze water into the tree, and then seal the pit.
22.165438+1Prepare materials at the beginning of October, corresponding to the cold-proof seedlings, break the wind barrier, and reinforce the original tree support.
23, pay attention to fire prevention work.
24. Soil preparation and fertilizer preparation.
25. Clean the green space throughout the year, and timely remove the stones, litter and other sundries in the green space and pattern.