一九八○年,我们在聚合草地里试验套种了蚕豆与南瓜,并获得了三种青饲料的丰产丰收。聚合草套种蚕豆蚕豆青割是一种高产、优质、猪爱吃的青饲料。而聚合草是丛生型草,在生长茂盛时期株高可达60厘米左右,因此,株行距较大,为60×60厘米,亩栽约2000株。在年前十月下旬最后一次聚合草收获后点播蚕豆,在点播前先对聚合草进行松土除草 In 1980, we experimented with broad beans and pumpkins in grass fields and obtained the high yield of three kinds of green fodder. Polymerization grass intercropping broad bean Broad bean mowing is a high yield, high quality, pig love green feed. The aggregated grass is clustered grass, lush growth stage up to about 60 cm in height, so the line spacing larger, 60 × 60 cm, planted about 2000 acres. In late October before the harvest after the last polymerization grass broad beans, on-demand before the grass on the weeding and weeding