迟菜心新品种特青迟心4号的选育

A New Late-mature False Pakchoi(Brassica parachinensis Bailey)Variety-Teqingchixin No.4

特青迟心4号为迟熟种,株型矮壮,叶色深绿,薹色青绿,有光泽,菜薹匀条实心,主薹高25.4cm,薹粗2.10cm,单薹重62.5g,商品率高,较耐霜霉病,品质脆嫩,风味好,适播期10月～翌年2月,播种至初收50～55天,可连续采收20～25天,667m2产量1000～1400kg。

Teqingchixin No.4characterises late maturity,short and strong plant ,dark-green leaf,viridity stem with major stem25.4cm high,2.10cm diameter,single stem weights62.5g,and the percentage of market product is high.It is resistant to downy mildew,tender and good taste.It is50～55days from sowing to harvesting and the continual harvesting period is20～25days.The yield per667m 2 is about 1000～1400kg.