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“黔单1号”组合为(关岭花山×新4) (一)产量表现:1972～1973年在贵阳、瓮安、习水、毕节等地试验,亩产599—944斤,比当地良种增产16—41％。1974年进行全省多点试验,8个点平均亩产779斤,比对照种“新单1号”增产20.3％,最高亩产1081斤,1975年参加全省区试及生产试验,共24个试点,亩产538～811斤,比当地良种增产14％以上。1976年继续全省区试,14个试点平均亩产613斤,比对照种“新单1号”平均增产17.4％。同年在黔西、六枝、贵阳、花溪等地进行较大面积示范推广,在中下等肥力条件下亩产500斤左右,比当地良种增产30％以上,在中上等肥力条件下亩产800斤左右,如76年省农科院知青队种50亩,平均亩产810斤。
“Guizhou single No. 1” combination of (Guanling Huashan × new 4) (A) yield performance: 1972-1973 in Guiyang, Weng’an, Xiushui, Bijie and other places test, yield 599-944 kg, better than the local varieties Increase production 16-41%. In 1974, the province conducted more tests, with an average yield of 779 kg at 8 points, an increase of 20.3% over the control “Xin Dan 1” and a maximum of 1081 kg per mu. In 1975, it took part in the provincial trial and production test of 24 A pilot, 538 ~ 811 kg per mu, an increase of more than 14% of the local varieties. In 1976, the provincial district trial was continued, with an average of 613 kg per mu in 14 pilot projects, an increase of 17.4% on average compared with that of the control “Xin Dan 1”. The same year in Qianxi, Liuzhi, Guiyang, Huaxi and other places to carry out a larger area demonstration and promotion, in the middle and lower fertility conditions, about 500 pounds per mu, than the local varieties of seed production increased by more than 30%, middle and upper fertility conditions per mu About 800 kilograms, such as 76 years of Provincial Academy of Agricultural Science youth team planting 50 acres, the average yield of 810 pounds.