论文部分内容阅读
阜新县位于辽宁省西北部,农业生产时常遭遇春旱、伏旱、秋吊现象,产量低而不稳。花生是阜新县仅次于玉米的第二大作物,是本县抗旱避灾的首选作物,常年播种面积3.3~4.0万hm2,但产量只有1 875~2 250 kg/hm2,接近全省平均线,比全国平均水平2 625~2 250 kg/hm2低。造成这一现象的一
Fuxin County is located in the northwest of Liaoning Province. Agricultural production often experiences spring drought, drought and autumn hanging phenomenon, with low and unstable output. Peanut is the second largest crop in Fuxin County after corn. It is the first crop of drought and disaster prevention in this county. The perennial area is 3.3-40,000 hm2, but the output is only 1875-2 250 kg / hm2, which is close to the provincial average , Lower than the national average of 2 625 ~ 2 250 kg / hm2. One of the causes of this phenomenon