Storage disease of Hami melon: black spot
Black spot is one of the main diseases of Hami melon during storage. It mainly occurs in late storage. The melon surface forms brown, slightly concave spots, gradually expanding and turning black, and even becoming irregular. The flesh under the diseased spot is necrotic, black, spongy and easily separated from healthy flesh. Cold injury and mechanical injury were the important inducement of the disease. Control methods: ① harvest should not be too late. Try to prevent bruising, bruising and crushing of fruits. Maintain the temperature of 3~9℃, relative humidity below 85%, and pay attention to ventilation, regular melon inspection. 2. For sterilization, use 2000mg/L calcium hypochlorite, 1000mg/L terbutaline, benlaite, carbendazim and thiophane, or 500mg/L imazol to soak the fruit for 0.5~ 1 min. Some drugs can also be used in combination. With shellac coating No. 1 water 4 times; daub melon surface, or shellac coated fruit top and fruit stalk, can achieve very good results.
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Management measures after planting of cantaloupe
In the past two years, the planting area of Hami melon in Jiading District has gradually expanded, and the planting varieties have been continuously enriched. In 2007, a total of about 60 mu of cantaloupe were planted, and the main varieties were "Xuelihong", "9818" and "Xianguo". At present, the planting of cantaloupe has been basically completed. In order to ensure the normal growth of cantaloupe, it is urgent to catch.
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Cultivation techniques of cantaloupe in greenhouse
In recent years, cantaloupe has been successfully introduced, demonstrated and popularized in Jiading, and a number of cantaloupe varieties suitable for cultivation in the eastern region have been selected, among which Xuelihong has become the leading Hami melon variety in this area. At the same time, through the "base + farmers" form, cantaloupe has been promoted to the majority of farmers, and has been formed.
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