台湾木瓜毒素病为害猖獗,没有有效的对策。凤山园艺试验所木瓜专家王德男先生,于1977年开始以佛州种和哥斯黎加种2个耐病性强的品系为亲本,进行杂交育种,选出二个耐病性强的红肉系统,再行互交,历经十年育成了红肉又兼具优良园艺性状的耐毒素病新品种,1987年9月审查通经正式命名为“台农5号”,将正式供应种苗推广生产。 Taiwan papaya toxin disease is rampant, there is no effective countermeasure. Wang Fengnan, a specialist in papaya from Fengshan Horticultural Experiment Station, began to plant two disease-resistant lines from Florida and Costa Rica in 1977 as parents and crossed breeding. Two red meat systems with strong disease resistance were selected, After another mutual exchange, after ten years bred red meat and both good horticultural traits of new varieties of resistance to toxins, in September 1987 review Tongjing formally named “Taiwan agriculture on the 5th,” the formal supply of seedlings to promote the production.