田间的

With the nymphae of L. imitate on longan tree as tested objects, the 98.5% N24 mineral oil pesticide and 99% EnSpray mineral oil EC were diluted with water at 100 and 200 times of solution resp., the control effect of 98.5% N24 mineral oil pesticide on L. imitate of longan was researched by field experiment.

方法］以龙眼树上的白蛾蜡蝉若虫为供试对象，用98.5%N24矿物油杀虫剂和99%绿颖矿物油乳油分别对水稀释100和200倍液，通过田间试验，研究了98.5%N24矿物油杀虫剂对龙眼白蛾蜡蝉防治效果。

The effect of Onobrychis viciaefolia and spring wheat on the content of soluble salt was studied by field experiment.

通过田间试验，测定了种植红豆草Onobrychis viciaefolia和春小麦Triticum aestivum对土壤可溶性盐分的影响。

Students participating in the 2007 Summer Archaeology Field School will presented their findings from the eight-week dig Thursday at St. Patrick's Catholic Church, located on Highway 666/Main Street between East Market and Magnolia streets in San Patricio.

学生参加，在2007年夏天，考古田间学校将介绍他们的研究结果从八个星期挖周四在圣帕特里克天主教堂，位于公路666/main街至东市场木兰街道圣帕特里西奥。

Adopting small plot experiment in the field, an efficacy of killing miscellaneous weeds by applying 41% Yibingcao-you in summer Pennisetum field were studied.

采用田间小区试验方法，研究了41%异丙草－莠悬乳剂对夏播狼尾草田杂草的防除效果。

Effects of different spacing form、density on structure of population、light distribution and yield of Phaseolus vulgaris were studied under the high yielding condition.

研究了在高产条件下，不同行距配置、密度对奶花芸豆群体田间小气候变化、冠层结构、光能分布与利用特性及产量构成的影响。

Taking Huahong navel orange / three kinds of interstock / Poncirus trifoliate as materials, the field experiment is conducted to study the double effects of different kinds of interstock on the content of carbohydrates in scion's leaves and rootstock's roots.

摘 要：以华红脐橙/3种中间砧/枳为试材进行田间试验，研究不同中间砧对接穗叶片和基砧根系中碳水化合物含量的双重影响。

A potentiometric method for the determination of the apparent mean activity of NaCl in saline soils in situ was proposed.

使用锥形氯离子选择性电极和钠离子选择性电极，研究了在田间直接测定原位土壤中的氯化钠平均活度问题。

The control effects of preharvest azoxystrobin treatments on downy mildews, powdery mildews and latent infection rate of fruits and pink rot, Fusarium rot on the fruits of Cucumis melo cv.

研究了田间嘧菌酯处理对&银帝&甜瓜采前霜霉病、白粉病和果实真菌潜伏侵染带菌率及采后粉霉病、白霉病的控制效果。

Field trials showed that the control effect of ZJ0967 (70% WG) against Prodenia litura was 88.6%~93.9% after seven days at the rate of 210~420 g a. i./hm^2. No crop injury was observed at the dosage of the tests.

田间试验结果表明，70%甲磺虫腙WG在有效成分为210~420g/hm^2时，对斜纹夜蛾7d的防效可达88.6%~93.9%，未观察到对作物产生药害。

A field experiment was conducted to study the effect of different nitrogen and phosphorus level on total fresh weight and fresh weight of edible stems of Salicornia bigelovii Torr..

采用田间试验研究了不同氮磷水平对北美海蓬子生长和品质的影响。

It has been put forward that there exists single Ball point and double Ball points on the symmetrical connecting-rod curves of equilateral mechanisms.

从鲍尔点的形成原理出发，分析对称连杆曲线上鲍尔点的产生条件，提出等边机构的对称连杆曲线上有单鲍尔点和双鲍尔点。

The factory affiliated to the Group primarily manufactures multiple-purpose pincers, baking kits, knives, scissors, kitchenware, gardening tools and beauty care kits as well as other hardware tools, the annual production value of which reaches US$ 30 million dollars.

集团所属工厂主要生产多用钳、烤具、刀具、剪刀、厨具、花园工具、美容套等五金产品，年生产总值3000万美元，产品价廉物美、选料上乘、质量保证，深受国内外客户的青睐