论文部分内容阅读
２００１年三河市农业局技术站示范小拱棚双膜覆盖种植特色玉米０．２h（公顷），结果６６７（亩）产鲜穗１４１０kg（公斤），产值２６７９元，纯收入１７６３元。其特点：（一）抑制杂草生长，减少杂草危害；（二）抗旱抗涝，６６７可减少浇地投资４０元；（三）产量比露地种
2001 Sanhe City Bureau of Agriculture Technology demonstration small arch shed double film planting characteristics of corn 0.2h (hectare), the results of 667 (mu) produce fresh ear 1410kg (kg), output 2679 yuan, net income of 1763 yuan. Its characteristics are: (1) inhibiting the growth of weeds and reducing the damage of weeds; (2) resisting drought and waterlogging, and 667 can reduce the investment of irrigating land by 40 yuan; (3)