上海农学院植物科学系遗传育种研究室1985年引进美国“甜咔嚓”(Sweet Snap Pea)豌豆,通过试种和栽培技术研究,亩产由原来150～200公斤/亩,增加到250～400公斤/亩,高产地块可达500公斤/亩。亩产值可达500元左右。由于该豆食味品质独特,荚又可食用,受到宾馆、酒家各消费者的欢迎。两年来共销售6000余公斤,获得种子1000余公斤, Shanghai Institute of Agriculture, Department of Plant Science and Genetics and Breeding Laboratory In 1985 the introduction of the United States “Sweet Kala Cha” (Sweet Snap Pea) peas, through test and cultivation techniques, per mu from 150 to 200 kg / mu, increased to 250 to 400 kg / Mu, high-yield plots up to 500 kg / mu. Mu output value up to 500 yuan. Due to the unique quality of the beans taste food, pods and edible, by the hotel, restaurant consumers are welcome. Two years a total of more than 6,000 kg of sales, access to seeds more than 1,000 kg,