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- The occurring stage of rice planthopper in the paddy with or without cultural crab was similar. 养蟹田和非养蟹田稻飞虱的发生期基本一致。
- The occurrence rules of rice planthopper in rice field with cultural crab was ascertained through systemic investigation and field census. 通过系统调查和大田普查相结合的方法，研究明确了养蟹稻田稻飞虱的发生规律。
- The disastrous rule of rice planthopper occurrence in Jianghuai rice region and its forecast techniques were studied. 研究了江淮稻区白背飞虱和褐飞虱的成灾规律，以及稻飞虱灾变的短、中、长期预测技术。
- The relationship of the distribution of rice planthopper and the distance of crab breeding line in the paddies with cultural crab was markedly positive. 养蟹田稻飞虱的分布与距养殖沟的距离呈显著的正相关。
- One of the most safe, economical and efficient strategies to control rice planthopper is application of varietal resistance. 实践表明，选育和利用抗虫品种是防治虫害最为安全、经济、有效的措施之一。
- The role of predators in controlling rice planthopper was theoretically studied according to the analysis of their space, and time-space niches. 对稻飞虱及其节肢类捕食性天敌的空间、时间及时间-空间生态位置关系进行分析, 从理论上说明了捕食性天敌对稻飞虱的控制作用。
- Based on the habit and the occurrence fluctuations of rice planthopper, some aspects should be analyzed in rice planthopper forecast.The first is the induction of light trapping. 根据稻飞虱的生活习性和发生规律，在做预报时，对下列几个问题应进行具体分析。
- Rice planthopper is one of the major pests in production, which has the tendency of big-occurrence in recent years and endangers grain production greatly. 摘要稻飞虱是水稻生产上的主要害虫之一，近年来发生程度具有日趋严重的趋势，对粮食生产造成较大的威胁。
- Ulmmeliata insecticeps play a key role controlling rice planthopper in rice field, the relative abundance ofLycosidae was highest in late rice field, but the dominant species was still Ulmmeliata insecticeps. 早稻以皿蛛科的食虫沟瘤蛛占优势地位，晚稻则以狼蛛科的相对丰盛度最高，种类以食虫沟瘤蛛的相对丰盛度最高。
- The test for controlling high density old age rice planthopper 高密度的高龄稻飞虱防治试验
- Rice is the chief crop in most southern provinces. 稻子是大多数南方省份的主要作物。
- Do you prefer to have rice or buns? 你愿意吃饭还是吃馒头。
- After harvest we will have a mass of rice. 秋收后，我们将获得大量稻谷。
- Chinese food is often served with rice or noodles. 中餐常有米饭或面条。
- Rice is the chief crop in this ares. 稻子是这一地区的主要作物。
- Optimization and Application of Dipping Seedling Method for Controlling Brown rice Planthopper 褐飞虱室内活性测定法的优化与应用
- The characteristics of the incidence of rice planthopper in rice seedling throwing culture field 抛秧栽培田稻飞虱的发生特点
- The Niches of Rice Planthopper and Its Major Predatory Arthropod in Different Resistant Paddy Fields 不同抗性品种稻田稻飞虱及其主要捕食性节肢动物生态位研究
- Occurring Law and Influencing Factors of small brown rice planthopper in Coastal Area in Northern Jiangsu 苏北沿海地区灰飞虱生规律及影响因素分析
- Rice is our essential foodstuff in life. 大米是我们生活的基本食物。
- 今日热词
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- 深远海浮式风电平台 - deep-sea floating wind power platform
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- 京雄高速公路 - Beijing-Xiongan expressway
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- 农业及相关产业增加值 - the added value of agriculture and related industries
