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在马来西亚对沙捞越菠萝黑心病的发生进行了研究。菠萝在5、10、15和20℃贮放1、2和3个星期,然后在28℃室温放置一个星期感染黑心病。10、15和20℃处理的果肉变褐程度随贮放期增加而增加;在5℃贮放1、2和3个星期的,黑心病感染程度没有显著差异。10℃贮放1、2和3个星期的,室温下3天后有黑心病症状发生;然而10℃下贮藏4星期的,在室温下没有任何黑心病症状发生。感染黑心病菠
The incidence of black heart disease in pineapple in Sarawak was studied in Malaysia. Pineapples are stored for 1, 2 and 3 weeks at 5, 10, 15 and 20 ° C and then infected with black heart disease at room temperature for one week at 28 ° C. The browning rate of 10, 15 and 20 ℃ treatments increased with the storage period; there was no significant difference in the incidence of black heart disease when stored at 5 ℃ for 1, 2 and 3 weeks. Symptoms of black heart disease occur after 1, 2 and 3 weeks of storage at 10 ° C and after 3 days at room temperature; however, no symptoms of black disease occur at room temperature for 4 weeks at 10 ° C. Infection black heart disease spinach