优良品种是获取丰收的基础,但绝非所有的良种在任何条件下都能丰产丰收。因此,对优良品种也需要进行选择。一、选择品种的原则选择品种首先应当考虑栽培条件。我省大棚黄瓜应当选择“长春密刺”,而拱棚、地膜栽培的黄瓜应选择“夏丰”,露地栽培的淡季黄瓜选用“津研二号”、“露地一号”较为适宜。其次,应当考虑采收季节。春、夏季蔬菜多喜欢提早上市,应选择早熟 Good breeds are the basis for good harvests, but by no means are all good breeds able to yield well under any conditions. Therefore, the fine varieties also need to choose. First, the principle of selection of varieties First, the selection of varieties should consider the cultivation conditions. Cucumber should be selected in our province greenhouse, “Changchun dense thorns”, and arch shed, plastic film cucumber should choose “summer Feng”, open-field cultivation of cucumber selection of “Jin research II”, “open field one” is more appropriate. Second, the harvest season should be considered. Spring and summer vegetables like early market, should be chosen precocious