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The Biological Factor Influence on Maize Seed Production 生物因子对玉米种子生产的影响
A. Soare, G. Voicu
This work presents the behaviour of two hybrids in seed growing; these hybrids, DKC 3203 (Monsanto) and Clarica 3893 (Pioneer), are simple hybrids and they are part of FAO 300-400 group. The seed batch was placed within Urleasca locality radius, Brăila county, on a chernozem type of soil, with physical and chemical characteristics which are favourable to maize plants’ growth and development, area which is characterized through a semi-droughty steppe climate, with a sprinkling system well refurbished. For the hybrids analysed, after harvest, there were determined the productivity elements (number of kernels/cob, cobs’ average weight, the weight of the kernels/cob), the yield and the quality indices, purity and germination; also, there were performed biometrical measurements (the length and diameter of the cob, and corn car’s diameter) and finally, there were determined the productions obtained. The biometrical measurements showed that the cobs of DKC 3203 hybrid have both the length (13.9 cm) and the diameter (4.1 cm) higher than the ones from Clarica hybrid, 13.6 cm respectively 3.2 cm. At Clarica 3893 hybrid, the cobs have a higher number of kernels (310.15), but the weight of the kernels on a cob (81.69 g) is smaller, due to the fact that the kernels are smaller and not equal in size, as compared with DKC 3203 hybrid, which has smaller number of kernels (304.33), but the kernels are larger (107.35 g) and more uniform. At DKC 3203 hybrid, the yield was 5.1% higher than at Clarica 3893 hybrid, this being correlated with a production higher by 205 kg/ha obtained from the same hybrid. It was observed that at the hybrid from Monsanto company, DKC 3203, it was obtained a production of 3840 kg/ha and a profitability ratio of 62.85% as against the hybrid from Pioneer company, Clarica 3983, at which there was obtained a production of 3635 kg/ha and a profitability ratio of 62.82% in the same climatic conditions and with applying the same technological elements, thus resulting that both hybrids are profitable from economic point of view in order to produce seed, due to the fact that crop’s profitability is over 50%.
本文介绍了两种杂交种在种子生长中的行为;这些杂交种dkc3203(孟山都)和Clarica 3893(先锋)是简单杂交种,属于粮农组织300-400组。种子被放置在Brăila县Urleasca地区半径内,黑钙土类型的土壤,具有有利于玉米植物生长发育的物理和化学特征,该地区的特点是半干旱草原气候,洒水系统翻新良好。对所分析的杂交种,在收获后测定了产量要素(粒/芯数、粒/芯平均重量、粒/芯重量)、产量和品质指标、纯度和发芽率;并进行了生物特征测量(棒材的长度和直径,玉米芯的直径),最后确定了获得的产品。生物统计学测量结果表明,dkc3203杂交种的穗轴长度(13.9 cm)和直径(4.1 cm)分别比Clarica杂交种的13.6 cm和3.2 cm高。在Clarica 3893杂交种中,与DKC 3203杂交种相比,籽粒数较少(304.33),但籽粒较大(107.35 g),籽粒均匀性较好,籽粒数较多(310.15),但籽粒重量较小(81.69 g)。DKC 3203的产量比Clarica 3893高出5.1%,这与同一杂交种的产量高出205公斤/公顷相关。我们观察到,孟山都公司的杂交品种DKC 3203的产量为3840公斤/公顷,收益率为62.85%,而先锋公司的杂交品种Clarica 3983的产量为3635公斤/公顷,收益率为62.82%,在相同的气候条件下,采用相同的技术要素,这两个杂交品种从经济角度来看都是有利可图的,以便生产种子。由于农作物的盈利能力超过50%。
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引用次数: 0
The Effect of pH Stress on the Survival of Rhizobium Trifolii and Sinorhizobium Meliloti in Vitro pH胁迫对三叶根瘤菌和黑根根瘤菌体外存活的影响
M. Niste, R. Vidican, I. Rotar, R. Pop
Nitrogen-fixing symbiotic bacteria known as rhizobia can exist in different soils and adapt to different environmental conditions. The aim of this study was to determine the impact of pH on the growth of Rhizobium trifolii and Sinorhizobium meliloti. Rhizobial species were isolated using yeast extract mannitol agar medium) in which the pH values were adjusted to 5.0, 6.0, 8.0 and 9.0 by adding HCl and NaOH. The optimum pH for rhizobia is neutral or slightly alkaline (pH 8) and they are more sensitive to acidity. Sinorhizobium meliloti developed better in an acid medium compared to Rhizobium trifolii.
固氮共生细菌根瘤菌可以存在于不同的土壤中,适应不同的环境条件。本研究的目的是确定pH值对三叶根瘤菌和绿根根瘤菌生长的影响。采用酵母浸膏甘露醇琼脂培养基(酵母浸膏甘露醇琼脂培养基)进行根瘤菌分离,加入HCl和NaOH调节培养基pH值为5.0、6.0、8.0和9.0。根瘤菌的最佳生长pH为中性或微碱性(pH为8),对酸度较为敏感。与三叶根瘤菌相比,三叶根瘤菌在酸性培养基中生长较好。
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引用次数: 3
Potato Crop Monitoring Using Veris Mobile Sensor Platform 基于Veris移动传感器平台的马铃薯作物监测
I. Puiu, G. Morar, G. Olteanu, M. Ianoși
The paper contains a set of experimental results obtained after the soil electrical onductivity measurements, performed at the INCDCSZ Brasov. The Veris 3100 cart, an on-the-go sensor platform that records soil electrical conductibility  ( EC ) , has been successfully used to identify spatial patterns in soil within fields. We used the cart to identify spatial variation in soil EC and thus, on a full moisture profile.
本文包含了在布拉索夫INCDCSZ进行的土壤电导率测量后获得的一组实验结果。Veris 3100手推车是一种记录土壤电conductibility (EC)的移动传感器平台,已成功用于识别田地内土壤的空间模式。我们使用手推车来识别土壤EC的空间变化,从而在一个完整的湿度剖面上。
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引用次数: 1
The Present Status and Trends in Development of Agriculture in Apuseni Mountains 阿普塞尼山区农业发展的现状与趋势
Mirela Cirebea, I. Rotar, A. Ciure
The region of Apuseni Mountain has suffered many changes over time, which is due to supra intensive exploitation of the wood mass, depopulation of villages, decreasing the number of livestock and land abandonment. The civilization of villages from „Stone Land”  is represented by a specific landscape which includes reliefs forms, the pastoral construction generated by a way of life is seriously threatened by current developments. The purpose of this study was to track the time evolution of the structure of agricultural land, livestock and prospects of the area. The information about agricultural surfaces, livestock  ( their evolution in time )  were taken from the Agricultural Registers of  Băișoara, Beliș, Călăţele villages,   ( General Urban Plan -1998-2010-2011) , but also from villages records  ( 1990-2011)  from I.N.S. Cluj. Demographic data necessary for this study were taken from the 1990-2011 Censuses of Population to trace the trend of evolution of the area studied. These data were graphically processed. The results show that during the years 1990-2011, the Băișoara, Beliș, Călăţele villages have occurred important changes in the categories of  land use, livestock and degree of depopulation of villages.  It was found that over time, the population of the villages taken to be studied  ( Băișoara, Beliș, Călăţele )  decreased and  therefore changes occurred regarding land use, the number of livestock decreased and pastures are under cargo. The close relationship between  the grassland condition and number of animals and degree of intensification of crop systems determines the direction of their evolution.
随着时间的推移,Apuseni山地区经历了许多变化,这是由于木材的过度集约开采,村庄人口减少,牲畜数量减少和土地遗弃。来自 - žStone土地 - Â的村落文明以包含浮雕形式的特定景观为代表,由一种生活方式产生的田园建筑受到当前发展的严重威胁。本研究的目的是追踪该地区农用地、畜牧业结构的时间演变和发展前景。关于农业地表的信息,livestockÂ(它们的时间演变)Â取自农业登记处of Băișoara, beliuz, CălăÅ, ele villages, Â(总体城市规划-1998-2010-2011),也取自村庄records (1990-2011)Â,来自I.N.S. Cluj。本研究所需的人口统计数据来自1990-2011年的人口普查,以追踪所研究地区的演变趋势。这些数据经过图形化处理。结果表明:1990-2011年,Băișoara、beliuz、CălăŠ- ele村在土地利用类别ofÂ、牲畜数量和村庄人口减少程度等方面发生了重要变化。Â人们发现,随着时间的推移,被认为是studied (Băișoara, beliuz, Călăţele)的村庄的人口Â减少了andÂ因此土地利用方面发生了变化,牲畜数量减少,牧场也减少了。betweenÂ草原条件与动物数量、作物系统集约化程度的密切关系决定了它们的演化方向。
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引用次数: 0
Operational Experienced of a Grid-Connected Photo Voltaic Array 并网光伏阵列的运行经验
Zoltán Hagymássy, András Vántus, E. Harsanyi, Nándor Csatári
The Earth receives solar energy by way of radiated energy. Refers to quantum theory, light is made up of packets of energy, called photons, whose energy depends only upon the frequency or color of the light. In this research, evaluation of 3 PV modules technologies performed based on energetic points of view in 2011. The efficiency of the mono crystalline module field was calculated, the efficiency of the poly crystalline module field and the amorphous module field were calculated.
地球以辐射能的方式接收太阳能。根据量子理论,光是由称为光子的能量包组成的,光子的能量只取决于光的频率或颜色。在本研究中,基于2011年的能量观点对3种光伏组件技术进行了评估。计算了单晶模块场的效率,计算了多晶模块场和非晶模块场的效率。
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引用次数: 0
Ecological Mortar Containing Polystyrene Granules 含聚苯乙烯颗粒生态砂浆
C. Aciu
In the context of issues regarding ecology and environmental protection, a particular role is played by efficient waste management. This paper presents a modality for managing waste that has been less considered, i.e. polystyrene waste used in packaging for the protection of various products during transportation. The study establishes the maximum proportion of replaced sand in the aggregate used, a proportion allowing to maintain the technical characteristics of acceptable plastering mortar. This is demonstrated by the results of physico-mechanical determinations performed in test samples. The determinations show that the resulted mortar is a material with good thermal and sound insulating properties.
在生态和环境保护问题方面,有效的废物管理发挥着特别的作用。本文提出了一种管理废物的方式,这种方式很少被考虑,即聚苯乙烯废物用于包装,以保护各种产品在运输过程中。该研究确定了所使用的骨料中替换砂的最大比例,该比例允许保持可接受的抹灰砂浆的技术特性。在测试样品中进行的物理力学测定结果证明了这一点。试验结果表明,所制砂浆是一种具有良好隔热和隔音性能的材料。
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引用次数: 0
Researches Concerning Effectiveness of the Seed Treatment in Maize Crop for Controlling the Maize Leaf Weevil ( Tanymecus dilaticollis Gyll ) at NARDI Fundulea 玉米作物种子处理防治NARDI基地玉米叶象鼻虫的效果研究
E. Georgescu, M. Burcea, N. Balaban, L. Cană
In this paper, author collective present results and methodology of the insecticides testing against maize leaf weevil, in laboratory conditions. Year by year at NARDI Fundulea, in field conditions, it has tested insecticides used both like seed and vegetation treatment for control ling of the maize leaf weevil. Because climatic conditions from the spring are not favorable for this pest every year, laboratory testing is one of the best methods for evaluate of the insecticides used like seed treatment. At eight days after insects are added in the pots with maize plants, highest adults mortality and lowest attack intensity has registered in case of plants emerged from the seeds treated with products on base of thiametoxan  ( Cruiser 350 FS ) , clothianidin  ( Poncho 600 FS )  or thiametoxan+teflutrin  ( Force Zea ) . In case of seeds treated with product on base of imidacloprid  ( Nuprid 600 FS 8,0 l/t ) , even if the insects mortality was lower, the attack intensity has low values. All plants from the untreated variant were destroyed. At treated variants, saved plants percent were at least 90 %. Seed treatments provide a satisfactory protection of the maize plants, in first vegetation stages against maize leaf weevil.
本文介绍了在室内条件下对玉米叶象鼻虫进行杀虫剂试验的结果和方法。在NARDI Fundulea,在田间条件下,它年复一年地测试了用于控制玉米叶象鼻虫的杀虫剂,如种子和植被处理。由于春季以来的气候条件每年都不利于这种害虫的生长,因此室内试验是评价种子处理等杀虫剂使用情况的最好方法之一。用thiametoxan (Cruiser 350 FS)、clothianidin (Poncho 600 FS)Â或thiametoxan+teflutrin (Force Zea)为基础的产品处理过的玉米种子,8天后成虫死亡率最高,虫害强度最低。以imidacloprid (Nuprid 600 FS 8,0 l/t)为基础的产品处理种子时,即使昆虫死亡率较低,但攻击强度也较低。所有来自未经处理的变种的植物都被摧毁。在处理过的变种中,植株的保存率至少为90%。种子处理对玉米生长初期的叶象鼻虫有较好的保护作用。
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引用次数: 2
Study Concerning the Quality Indices of Flowing Waters. A Case Study: Iara River 流动水体水质指标的研究。案例研究:Iara River
A. Odagiu, I. Oroian, I. Covrig, Tania Mihä‚Iescu
The water pollution is first of all a consequence of the lack of prevention and also inertia of public interest initiatives, often being claimed technical and economical difficulties. The aim of this paper is to present the results of monitoring the water quality from a mountain river. The analysis was carried on within the Laboratory of the Monitoring of Environmental Quality from the Faculty of Agriculture of the University of Agricultural Sciences and Veterinary Medicine Cluj - Napoca, during April - June 2013. Temperature recorded values between 16 -210C pH,  6.5 - 6.9, conductivity 70.2 µS/cm - 72,8 µS/cm, turbidity 0.05 - 0,16 NTU, dissolved oxygen 10.01 -9.10 mg/L. All monitored parameters that are the basis of identification of the water quality indices, during monitored time interval, April 1st - June 26th 2013 framed within normal admitted limits, which demonstrate the lack of pollution of this river segment.
水污染首先是缺乏预防的结果,也是公共利益倡议惯性的结果,通常被称为技术和经济困难。本文的目的是介绍山区河流水质监测的结果。该分析是在2013年4月至6月期间在克卢日纳波卡农业科学和兽医大学农业学院环境质量监测实验室进行的。温度记录值为16 - 210c pH, 6.5 - 6.9,电导率70.2 µS/cm - 72,8 µS/cm,浊度0.05 - 0,16 NTU,溶解氧10.01 -9.10 mg/L。在2013年4月1日至6月26日的监测时间段内,作为水质指标识别基础的所有监测参数均在正常允许范围内,表明该河段没有受到污染。
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引用次数: 0
Influence of Sieve Openings Size for Hammer Mills on the Degree of Shredding and Grinding Energy Consumption for Wheat 锤式磨筛孔尺寸对小麦粉碎程度及粉碎能耗的影响
O. Marian, I. Drocaș, Ioan Budä‚Can, D. Pop, M. Muntean
Hammer mills are machines used in agriculture to obtain concentrated fodder mix. The hammer mills grinding materials is produced upon impact of the hammer material and crushing plate located inside the grinding chamber. Depending on the hammers rotor assembly mode, the following types of mills can be used: hammer mills articulated and fixed hammer mills. The finesse of the flour obtained is directly influenced by the type of hammer and sieve used.
锤式粉碎机是农业中用于获得浓缩饲料混合物的机器。锤式磨粉机的粉碎物料是由锤料与位于粉碎腔内的破碎板相互撞击而产生的。根据锤转子的装配方式,可以使用以下类型的锤式磨:铰接式锤式磨和固定式锤式磨。所获得的面粉的精细程度直接受到所用锤和筛的类型的影响。
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引用次数: 0
Response of Grain Yield and Protein Content of Wheat Varieties to Different Levels of Fertilizers 不同施肥水平对小麦籽粒产量和蛋白质含量的影响
I. Racz, M. Duda, R. Kadar, V. Moldovan, Adrian Ceclan
The grain yield and protein content of winter and spring wheat are significantly influenced by the technological factors, by variety, meteorological conditions and interaction between them. The field experiment was conducted to evaluate the effect of different levels of fertilization on grain yield and quality indices in winter and spring wheat and to compare of their values. The quality of the grain was determined based on meal analysis. Nitrogen application improved protein content and also increase the grain yield until level when is appear the negative correlation between two characters. The experimental date from this paper is about adaptability of 25 winter wheat and 22 spring wheat varieties local and foreign in two years and two level of fertilization on the local conditions at Turda. The experiments were conducted over two years, 2011 and 2012, at Agricultural Research and Development Station Turda, which are characterized with a high rainfall and temperatures favourable for winter wheat and spring wheat crops. The trials were conducted under quadratic lattice design with repeated the basic scheme. Each of both basic scheme consisting of 3 replications permitted to create two levels of fertilization. So, including the years as factors was possible to consider our experiment as an three factorial one (years- cultivars- fertilization). The effect of fertilization is reflected on increase grain yield and qualitative of these. By analysis of variance could be highlighted the influences of year, level of fertilization and cultivars, and also the interactions between these.
冬小麦和春小麦的籽粒产量和蛋白质含量受工艺因素、品种、气象条件及其相互作用的显著影响。通过田间试验,评价了不同施肥水平对冬小麦和春小麦籽粒产量和品质指标的影响,并进行了数值比较。通过对籽粒的分析来确定籽粒的品质。施氮提高了籽粒蛋白质含量,也提高了籽粒产量,直至两者性状出现负相关。本文研究了吐尔达25个国内外冬小麦品种和22个春小麦品种在2年和2个施肥水平下对当地条件的适应性。试验于2011年和2012年在图尔达农业研究与发展站进行。图尔达的特点是雨量大,气温高,适合冬小麦和春小麦作物生长。试验采用二次格设计,重复基本方案。这两种基本方案均由3次重复组成,允许产生两种水平的受精。因此,将年份作为因素考虑,我们的试验可以考虑为三因子1(年份-品种-施肥)。施肥的作用主要体现在提高籽粒产量和品质上。通过方差分析,可以突出年份、施肥水平和品种的影响,以及它们之间的相互作用。
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引用次数: 1
期刊
Bulletin of University of Agricultural Sciences and Veterinary Medicine Cluj-Napoca. Agriculture
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