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Effects of fertilizer application on nitrogen utilization efficiency and nitrate content in hybrid Pennisetum was studied in Nanjing, Jiangsu province.

在江苏南京地区，研究了肥料运筹对杂交狼尾草氮素吸收利用效率和植株硝酸盐含量的影响。

The trace of red O phenanthroline Fe indicates: Fe 2+ was absorbed by roots and transported to stem, main vein of leaves when iron fertilizer was root inserted.

整根对铁的吸收已有较多的研究，铁可以Fe2 +、Fe3+或铁的螯合物形式被植物吸收。

Phosphatic fertilizer production will depend on the low-grade phosphate ore s more and more .

随着富矿资源开采的日渐枯竭，磷肥生产将不得不依赖杂质较多的贫矿资源，因此低品位磷矿的开发将具有重要的现实意义。

The mon-factorial and interaction effects of nitrogenous,phosphatic and potassic fertilizer on the protein content were affected by other factors.

施用氮磷钾肥料是大豆的主要栽培措施之一，对产量水平具有提高作用[1~8]。

A method is described for determination of trace arsenic in phosphatic compound fertilizer with the correlation coefficient r = 0.9978, and within the range of marking recovery rate 99.12%～107.10%.

介绍一种磷复肥中微量砷的测定方法将混酸消解处理后的试样，在盐酸介质中，采用氢化物原子吸收光谱法测定砷含量本方法相关系数r = 0.9978，加标回收率范围在99.12%～107.10

The unprecedented demand for element sulfur in China stimulates remarkable price rise of element sulfur in world market with the CIF price of about 2 100 ~ 2 300 RMB yuan/t, which gives large cost pressure to phosphatic compound fertilizer industry.

我国对硫磺的强劲需求刺激国际市场硫磺价格迅速攀升，到岸价已涨到2 100 ~ 2 300元/t，对我国磷复肥行业造成巨大的成本压力。

The task and goal on phosphatic compound fertilizer industry in Hebei province during the period of the Eleventh Five-Year Plan are presented, and the future development on phosphates, sulfuric acid and compound fertilizers are discussed.

介绍河北省&十一五&期间磷复肥工业发展的任务与目标，以及磷肥，硫酸，复混肥行业发展的工作思路。

With choosing the suitable lining technology, holding the key points of execution, adopting reasonable measures during the operation and maintaining, the problem of corrosion on phosphatic compound fertilizer equipment is better solved, the plant is functioning normally, and the consumption and charge are reduced.

结合实践经验，对磷复肥设备的几种衬里工艺不断进行完善和总结，通过选择适宜的衬里工艺，掌握施工要点，并采取合理的使用和检修措施，较好地解决磷复肥设备的腐蚀问题，保证了生产正常运行，并节约了费用。

Part of counties without paddy-field-fish-culture have a decreasing effectiveness of using pesticide and chemical fertilizer (such as PingLe, GongCheng, YangShuo, RongAn, GuiPing, HengXian), while they still obtain a lower annual average unit area yield than the counties with fish culture in.paddy fields.

部分非稻田养鱼县(如平乐、恭城、阳朔、融安、桂平、横县等)大量使用化肥农药的增产效率明显减少，其稻谷年均单产量仍普遍低于同区域的稻田养鱼县的稻谷年均单产量。

In the fermentation material properties, loose 24-48 hours, days, 15 days of deodorization into fat, not only speed than the planimetric fermentation, and still more effectively prevents the fermentation of hydrogen sulphide, amine such harmful gas and bio-degradability of odorous gases, accord with environmental protection requirement, namely, and can produce good biological fertilizer.

发酵物料在这种松散物料性状下，24-48小时升温、三天除臭、15天左右成肥，不仅比深槽发酵速度快的多，还有效防止了发酵过程中硫化氢、胺气、吲哚等有害、恶臭气体的产生，即符合环保要求，又能生产上好的生物有机肥。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。