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Maize dwarf mosaic disease is one of major problems in corn growing area all over the world. The disease can cause great economic damage in some areas.

玉米矮花叶病是国内外玉米产区分布最广、为害最重的病害之一，常造成严重的经济损失。

The aim of the study is to understand the effect of Tobacco etch virus on maize dwarf mosaic disease. In the net house, an experiment is carried out by means of artificial inoculation.

为了研究烟草蚀纹病毒(Tobacco etch virus， TEV)对玉米矮花叶病的预防效果，在防虫网室内，采用人工摩擦接种病毒的方法进行生物学试验，并用RT-PCR和实时荧光定量PCR技术对预防效果进行了检测。

A review on maize dwarf mosaic disease is presented,including its symptom,distribution,damage,host range,viral strain,viral transmission and control method.

介绍了玉米矮花叶病的症状、分布、危害、寄主范围、病毒株系、病毒传播及防治方法等方面的研究进展。

North American dwarf shrub resembling mountain laurel but having narrower leaves and small red flowers; poisonous to young stock.

北美矮灌木，类似山月桂，但有更窄的叶子和小红花；对年幼的树干有毒。

Shrub resembling mountain laurel but having narrower leaves and small red flowers; poisonous to young ''.

北美矮灌木，类似山月桂，但有更窄的叶子和小红花；对年幼的''。

The present article aims to determining the activity of Hill reaction and the Myrica nana s chloroplast.

对贵州矮杨梅叶片叶绿体希尔反应活力和叶绿素含量的测定，并对其光合作用特征进行了初步的探讨。

Attention has been paid in recent years to chlorocholine chloride used widely in agricultural industry,especially increase potato tuber yield and quality, prevent wheat lodge and cotton growth like mad (Cao et al.,1997; Yamamoto and Nakata,1997;Caldiz et al.,1998).However the effects improved potato yield by CCC are not incarnated adequately.

注重在近年来矮壮素的广泛使用在农业产业化，特别是增加马铃薯块茎产量和品质，防止小麦投诉和棉花生长的疯狂（曹等人， 1997年；山和中田英寿， 1997年； caldiz等人， 1998年），但效果改善，马铃薯产量由中华基督教会都没有充分体现。

Driven from their homeland by a force beyond reckoning, the norn have regrouped among the dwarven ruins of the Shiverpeaks.

他们从家乡获得了难以估计的力量。Norn一族已经在席娃山脉的矮人遗迹中完成了统一。

Virus-free strawberry stocks were obtained from Earliglow, Mohawk, Allstar, Northeaster, Demarvel and Latestar cultivars by using shoot meristem (0.3mm) culture on the MS medium supplemented with 1.32umol 6-benzy ladenine.

利用茎尖分生组织(0.3mm)培养技术，在MS附加1.32μmol 6-苄基嘌呤的培养基上培养，获得了早美光、矮丰、瑞星、奇妙、北斗和全明星6个草莓品种的无病毒苗。

The story took place in households in the dance academy, as tall were boys and Risa Koizumi rejected because of short stature was a girl get rid of the Otani Atsushi two.

故事发生在在舞户学园，因为个子高而被男孩子拒绝的小泉理沙与因为个子矮而被女孩子甩掉的大谷敦士，两。

And Pharaoh spoke to Joseph, saying, Your father and your brothers have come to you.

47：5 法老对约瑟说，你父亲和你弟兄们到你这里来了。

Additionally, the approximate flattening of surface strip using lines linking midpoints on perpendicular lines between geodesic curves and the unconditional extreme value method are discussed.

提出了用测地线方程、曲面上两点间短程线来计算膜结构曲面测地线的方法，同时，采用测地线间垂线的中点连线和用无约束极值法进行空间条状曲面近似展开的分析。