旱地籽瓜全膜覆盖垄上沟播技术土壤温度效应研究 |
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引用本文: | 刘生学,王彩斌,刘广才,杨祁峰,林淑敏.旱地籽瓜全膜覆盖垄上沟播技术土壤温度效应研究[J].现代农业科技,2010(2):111-113,115. |
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作者姓名: | 刘生学 王彩斌 刘广才 杨祁峰 林淑敏 |
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作者单位: | 1. 甘肃省会宁县农业技术推广中心,甘肃会宁,730700 2. 甘肃省农业技术推广总站 3. 甘肃华园西甜瓜开发研究所 |
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基金项目: | 甘肃省农业科技成果转化资金项目(项目编号:5HS065-A91-001-08) |
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摘 要: | 采用田间小区试验研究了旱地籽瓜不同覆膜模式的土壤温度效应,结果表明,与其他覆膜模式相比,全膜覆盖垄上沟播技术特别是秋季和顶凌全膜覆盖垄上沟播技术能显著增加籽瓜生育前期土壤温度。籽瓜播种前至开花期,秋季全膜垄上沟播、顶凌全膜垄上沟播和播前全膜垄上沟播较播前半膜平铺0~20cm土壤平均温度分别增加2.8~5.4、2.4~4.5和0~2.7℃。全膜覆盖垄上沟播技术特别是秋季和顶凌全膜覆盖垄上沟播技术能显著增加籽瓜生育期总积温和平均积温,为籽瓜的增产和扩大种植区域创造了温度条件。秋季全膜垄上沟播、顶凌全膜垄上沟播和播前全膜垄上沟播籽瓜生育期总积温分别较播前半膜平铺增加527.1、454.1和258.0℃,平均积温分别较播前半膜平铺增加4.2、3.6、和2.0℃。与全膜平铺穴播和半膜平铺穴播相比,全膜覆盖垄上沟播籽瓜栽培技术具有显著的增产效果。
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关 键 词: | 旱地籽瓜 覆膜模式 土壤温度效应 |
Sod Temperature Effect Test on Techniques of Whole Plastic-film Mulching and Planting in Catchment Furrows on Ridges about Dry Land Seed-melon |
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Authors: | LIU Sheng-xue WANG Cai-bin LIU Guang-cai YANG Qi-feng LIN Shu-min |
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Institution: | 1 Huining Agro-technical Extension Center of Gansu Province;Huining Gansu 730700;2 Gansu Agro-technology Extension Station;3 Gansu Huayuan Institute of Watermelon and Melon Exploitation |
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Abstract: | Field plot experiments were employed to investigate soil temperature effects of different film mulching modes about dry land seedmelon.The results showed that,compared with other mulching modes,the techniques of whole plastic-film mulching and planting in catchment furrows on ridges,especially its autumn mulching and early spring mulching could significantly increase soil temperature in seed-melon growing period.Compared with the half flat mulching before sowing,autumn mulching,early spring mulching and sow... |
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Keywords: | dry land seed-melon plastic-film mulching modes soil temperature effect |
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