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本试验的目的在于探索我县冬播马铃薯大面积推广种“紫皮洋芋”和自育新型推广种“克榆二号”(“克疫”实生苗单株系统选育出来的)实生薯类型品种的适宜播种期。一、试验经过 1.试验地点:大理县城郊公社下鸡邑大队第六生产队。 2.试验期限:1980年至1982年连种三季冬洋芋。 3.供试品种:外地换取的大春马铃薯种即“紫皮洋芋”;县农技站下鸡邑基点自育“克疫”实生薯类型的新品种“克榆二号”。 4.试验设计:三年三季两品种均系同一试验方案。每品种分设五个不同播期处理
The purpose of this experiment is to explore the winter potato planting area in our county a large area to promote the variety “purple potato” and self-raising a new type of promotion “Keyu II” (“Keke” seedling system of single seedlings out of the real potato type Suitable sowing period of the varieties. First, the test after 1. Test Location: Dili County suburbs commune under the 6th production team of Jiyi battalion. 2. Test period: from 1980 to 1982 with three seasons winter potato. 3. The test varieties: the spring field for the exchange of potato species that is “purple Pigeon”; County Agricultural Technology Station under the chicken Yap starter “grams of plague” real potato type of new varieties, “Keyu II.” 4. Experimental Design: Three years three quarters of the two varieties are the same test program. Each species is divided into five different sowing