夏白菜是大白菜反季节栽培的一种模式,平均667米2产可达4000千克左右,667米2效益可达2000元。栽培时间短效益高,是一种理想的高效种植模式。现将其栽培技术简介如下。1.巧选优良品种以抗热45号、夏阳50、早心白等为当家品种,这些品种生长期短,结球紧实,品质良好,抗病毒病,耐霜 Summer cabbage is a mode of cultivation of Chinese cabbage season, an average of 667 m 2 up to 4000 kg, 667 m 2 up to 2,000 yuan. Short cultivation time benefits, is an ideal and efficient planting mode. Now its cultivation techniques are as follows. 1. The clever selection of elite varieties to heat No. 45, Xia Yang 50, as early as heart white varieties such as the owner, these varieties of short growth period, tight knot, good quality, anti-virus disease, cream resistance