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开杂二号是开封市农科所于1986年选用优良自交系组配而成的一代杂种。据1991年在洛阳、唐河、罗山、周口、商丘、开封县的河南省区试结果,产量居首位,最高亩产4400kg,平均亩产3048kg,较对照郑杂五号增产19.5％,最大单瓜重11.25kg,中心含糖量居第一位,较对照高1.02度。该品种经在省内外多点试种、试验、示范和较大面积种植,均表现早熟、高产、品质特优、抗病、耐贮,平均较郑杂五号亩增效益200元左右。 1.特征特性该品种为中早熟一代杂交种,开花后28天果实成熟,全生育期90天左右。果实椭圆
On the 2nd is the Kaifeng City Agricultural Institute in 1986, the selection of good inbred lines from the generation of hybrids. According to the results of the district test in Henan Province in Luoyang, Tanghe, Luoshan, Zhoukou, Shangqiu and Kaifeng County in 1991, the output reached the first place with the highest yield of 4,400kg per mu and the average yield of 3048kg per mu, an increase of 19.5% over the control Zhengza No.5, The largest single melon weight 11.25kg, the center sugar content in the first place, higher than the control 1.02 degrees. The varieties of multi-point trial, test, demonstration and large-area cultivation in both inside and outside the province showed early maturity, high yield, excellent quality, disease resistance and storability. 1. Characteristics of the varieties of hybrids in the pro-generation generation, flowering 28 days after fruit maturity, the whole growth period of about 90 days. Fruit oval