番石榴(Psidium guaiava)原产美洲热带地区,我国和东南亚各国栽培普遍。1979年,我随中国植物代表团出国访问时,泰国负责接待的有关单位赠送给代表团一批植物种子,其中一种叫做大果番石榴的种子,经中国科学院华南植物园和广州市河南园艺场几年来栽培和评比认为,大果番石榴适宜在广州、湛江和海南等地种植,一年四季可以开花结果,果大、耐藏、肉厚、品质好,富含维生素 C 等营养物质。大果番石榴果实圆形,果实大,在泰国一般果重500—1000克,重者1800克,在广州种植一般重200—500 Psidium guaiava native to tropical America, China and Southeast Asian countries generally cultivated. In 1979, when I went abroad for a visit to the Chinese flora delegation, the relevant units in charge of reception in Thailand presented a batch of plant seeds to the delegation, one of which was called the seed of the guava fruit. After being collected by the South China Botanical Garden of Chinese Academy of Sciences and the Henan Horticultural Field Cultivation and appraisal over the past few years that guava suitable for large fruit guava in Guangzhou, Zhanjiang and Hainan and other places, flowering throughout the year can be fruitful, fruit-resistant, thick meat, good quality, rich in vitamin C and other nutrients. Large fruit Guava fruit round, large fruit, fruit weight in Thailand generally 500-1000 grams, weighing 1800 grams, the general planted in Guangzhou 200-500