查询词典 silage crops

It is reported that in china irrigative water use efficiency is only 0.4 ,and that water use efficiency of crops is 1 kg/m3; and is only half of developed country, thus it can be seen that the key of saving agricultural use water is to how to increase crops use water efficiency .

我国灌溉水利用系数仅为0.4，农作物水分利用效率仅为1kg／m~3，是发达国家的一半，由此可见发展节水农业的关键是提高农作物的水分利用效率。

The differences of soil microbes'components, soil enzyme activities, and soil fauna between genetic crops and isogenic strain crops were analyzed.

评价不同转基因作物对土壤生态系统的影响具有重要的生态学意义，急需发展和完善以分子生物学为主的风险评价方法。

Phosphorus presented in crops such as grains, beans, oil-bearing crops is in the form of phytate-phosphorus. The utilization rate of phosphorus in phytate by monogastric animals was very low because of the lack of phytase.

在动物饲料中富含磷的谷物、豆类和油料等作物中，磷的基本贮存形式是植酸磷，因单胃动物体内缺少能分解植酸的酶很难利用这些植酸中的磷，其利用率极低。

A survey on the crops grown on the restored manganese mine lands in Pingle and Lipu of Guangxi was conducted, and the heavy metal concentration s in the edible parts of the crops were analyzed.

对广西平乐、荔浦两锰矿恢复区种植的食用农作物进行了调查和重金属含量分析。

Rotenone to the development of solid or non-pollution of water-based pesticide formulations, developed into a highly efficient, low toxicity, low-residue, the environmental safety of pesticides, both to improve control, reduce weight, reduce costs, while Virtue a wide range of pests, to expand the scope of prevention, but also delay the emergence of resistant pests, the Company from Tephrosia vogelii extracted rotenone, can stimulate the growth of crops to stimulate the proliferation of crop chlorophyll, especially in fruits, vegetables, tobacco, and peanut and other crops have yield significant role in the company's use of the rotenone-crystal research and development, the preparation of new pesticide products market with unlimited business opportunities!

把鱼藤酮研制成无公害的固体或水基性的农药制剂，发展成为高效、低毒、低残留、对环境安全的杀虫剂，既能提高防治效果，减少用药量，降低成本，又能兼治多种害虫，扩大防治范围，还能延缓害虫抗药性的产生，本公司从非洲山毛豆中提取的鱼藤酮，能刺激作物刺激作物叶绿素增生，尤其对于果、蔬、烟、及花生等作物具有明显的丰产作用，使用本公司的鱼藤酮晶体研究开发、配制新农药产品具有无限的市场商机！

Triticum aestivum L. is one of important grain crops in the world. It accounts for 17% of the size of white crops, which is the main food of 35% of population of the world.

小麦是世界上重要的粮食作物之一，在谷类作物中其产量占到17％，是世界35％人口的主要食品作物。

The administration hopes to divert some of the price subsidies to farmers of speciality crops, who resent being left alone like grown-ups while the government coddles producers of corn, wheat, rice and other favoured crops.

政府希望将一些价格补贴转移到种某些作物的农民身上，这些农民在政府小心关怀谷物，小麦，大米和其它受关心的作物的时候，感到了类似被大人们抛弃的反感。

THORN; Prevention from commingling: The operator has to implement measures to prevent commingling of NOP-certified crops and products with any other crops and products.

防止混淆：操作者必须采取措施，避免 NOP 认证的作物/产品与其它作物/产品混淆。

Such as rice, wheat and other self-pollinating crops, the general crossbreeding between the two species often used method of cross-pollinated crops such as corn is to use more ways of utilization of heterosis.

如稻、麦等自花授粉作物，一般常采用品种间杂交育种方法，玉米等异花授粉作物则多采用杂种优势利用的途径。

In Brazil, where ethanol derived from corn and other crops has replaced 40 per cent of the gas guzzled by cars, millions of acres of savannah and rainforest have been turned over to bio crops.

在巴西，生产乙醇的玉米和其他谷物替代了40％的汽车汽油，但也替换了上百万英亩的草原和雨林。

According to our present broadcasting situation,the thesis proposes using new technology to update and reform the present HFC. It also suggests broadcasting using self-advantage and arranging EPON in order to win the supermarket.

论文从我国广电的现状出发，结合实际，积极倡导采用新技术更新、改造我国现有的HFC网络；倡导广电现阶段利用自身优势，部署EPON网络来赢取市场。

A new general kinetic equation was derived in which the effect of the removal of condensation water was taken into account completely, and was applied to the polyesterification kinetic study of AA/HPHP and AA/NPG. It was found that the reaction order of self-catalyzed polyesterification was not constant. For these polyesterifications, the reaction order was 2.5 at a low temperature, while 3.0 at a high temperature.

考虑缩合水的排除对反应体系的影响，用体积浓度单位推导出一个新的聚酯反应总包动力学方程，并应用到AA/HPHP和AA/NPG两个聚酯化反应的动力学研究中，研究发现，自催化聚酯反应的反应级数并不是固定值，对于AA/HPHP和AA/NPG两个聚酯化反应而言，低温时反应级数为2.5，高温时反应级数为3.0。