Early spring and late fall soil pp repression in sports grass rake to Wu Chi layer should casing.

Early spring and late fall soil pp repression in sports grass rake to Wu Chi layer should casing. Filling soil should be the same as the original, but also to fill 100% of the sand, filling amount should generally be 20% higher than the calculated volume. After casing suitably 1000 - 500kg heavy roller compacted. Depressions should be trimmed grass after each successive filling repression, to the field leveled so far.

Pp ventilation holes formed when the turf to promote sports grass grass growth and improve nutrition floor drainage conditions laid ventilation should be regularly perforated or pierced improvements. Punch or cut should be in early spring or late winter, solid punch Cone Length 10 - 15cm, diameter 1.3cm. Number of holes per square less than 100. Excessive trampling sports grass field in spring soil moisture should be for 3 - 6 times a punch or two - in sports grass reseeding ppp or generate bald Ban sparse vegetation should be timely replant. Replant available and complement sod seeding method. During the growing season, the most frequent place in the movement to 4 - 10g / m² seeding rate for sowing, sowing best complement the same with the original species, germination process before reseeding. Should first mowing, then topsoil harrowing, thin soil cover after planting (0.3 - 0.5cm), then repression (once after sowing, germination, with the first spring of the second year after pruning and repression were also once) . A skin above the plane 0.6cm, fill in the blank with a 1:1 peat sand. For 2 - 3 weeks moist crackdown.

Chubing pppsports grass timely pest control chemical control of fungal disease, should be regularly sprayed A frost copper, mercury chloride, mercury chloride, malachite green, etc. to control fungal disease p. Mercury salts dosage 42--84g/100 square meters, in the autumn and winter for 1 - 2 times. 3 parts of ammonium sulfate + calcined ferric 1 + 10-20 parts dry inert sand prepared toxic soil. In the soil moist, warm weather wet grass with dew when thrown into sports grass, sports grass can prevent mosses, can be carried out throughout the year. In addition, a year for 1 - 2 times in sports grass early on Pensha agent.

sports grass management pp various conservation and management measures should be primary according to the season, grass, and tie in sports grass conditions.

Management ppp tournament before after the first 5 - 10 days respond sports grass field integrated conservation management (fertilization, irrigation, pruning), so that sports grass in excellent condition. Game should have a hard and dry surface, so before the game 24 - 48h irrigation should cease within. After the game should be and cleared, except for irrigation, pruning, fertilizer supplement, but should pay attention to repair damaged p plots and repression.