极早熟脱毒马铃薯新品种──早大白该品种是本溪市马铃薯所培育，１９９２年通过省农作物品种审定委员会审定。具如下几方面优点。极早熟：从出苗算起，５０－５５天成熟。覆膜栽培，６月上中旬即可上市。结薯整齐集中：平均每株结薯３个左右，分布半径不超过１０厘米，平... Extremely early maturing virus-free potato varieties ─ ─ early dawai The variety is cultivated in potatoes in Benxi City, in 1992 by the Provincial Crop Variety Approval Committee. With the following advantages. Very early maturity: from emergence, 50-55 days mature. Film cultivation, in mid-June on the market. Knot tub neat focus: the average per plant tuber about 3, the distribution radius of not more than 10 cm, flat ...