| 影响呼兰区玉米产量限制因素及提高玉米产量途径 |
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| 引用本文： | 姜秀芝,孙艳华,姜成军. 影响呼兰区玉米产量限制因素及提高玉米产量途径[J]. 农学学报, 2011, 0(2) |
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| 作者姓名： | 姜秀芝 孙艳华 姜成军 |
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| 作者单位： | 哈尔滨市呼兰区农业技术推广中心;呼兰区孟家乡农技推广站; |
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| 摘 要： | 呼兰区位于黑龙江省哈尔滨市北部,土壤肥沃,适宜耕种,是黑龙江省的玉米主产区。为了提高呼兰地区玉米产量,笔者对该地区影响玉米产量的限制因素进行了调研,分析得出的其影响因素主要是品种杂乱、土壤耕层变浅、种植密度和保苗率偏低、施肥不科学、病虫害防治不到位及干旱等,并针对这些影响因素提出了相应的解决对策。
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| 关 键 词： | 玉米 产量 限制因素 对策 |
Limiting Factors for Maize Yield snd Ways of Improving Maize Yield |
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| Jiang Xiuzhi ,Sun Yanhua ,Jiang Chengjun. Limiting Factors for Maize Yield snd Ways of Improving Maize Yield[J]. Journal of Agriculture, 2011, 0(2) |
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| Authors: | Jiang Xiuzhi Sun Yanhua Jiang Chengjun |
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| Affiliation: | Jiang Xiuzhi 1,Sun Yanhua 1,Jiang Chengjun 2 ( 1 Harbin Hulan Agriculture Technology and Popularization Center,Harbin Heilongjiang 150500,2 Hulan Mengjia Towmships Agriculture Technology and Popularization Station,Harbin Heilongjiang 150503) |
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| Abstract: | Hulan district is located in the north of Harbin in heilongjiang province. The district is fertile and good for farming. It is the main area for maize production. In order to increase the production of maize in hulan district, The paper analysed the limiting factors for maize yield of our district. The limiting factors included variety unorgnized, topsoil shallowed, low planting density, unreasonable fertilization, pest control not timely and drought. And aiming at the limiting factors corresponding couterm... |
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| Keywords: | maize yield limiting factors countermeasure |
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