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Topdressing N fertilizer in different stages had obvious regulation effect on the N metabolism, yield and quality of wheat.

结论］不同时期追氮对小麦的氮素代谢、产量和品质具有明显的调节作用。

A fertilizer N topdressing recommendation model was set up.

同时建立了氮营养诊断的追肥推荐模型。

High substrate leakage cultivation, fertilization should be based dressing every 2 to 3 months can be a cake fertilizer topdressing.

高基质泄漏种植，施肥应以敷料每2至3个月可以是饼肥追肥。

Nitrogen nutritional diagnosis and recommendation as topdressing fertilizer N for spring wheat

春小麦氮营养诊断及追肥推荐体系的研究

Increased topdressing of nitrogen fertilizer, especially at the booting stage, had significant effect on the development and structures of amyloplasts and protein bodies.

通过盆栽试验研究了相同施氮量下不同施氮时期对扬稻6号颖果发育及稻米品质的影响。

In many years, however, fertilization principle of heavy basal application and early topdressing used in fertilizer practice have been practised.

但是有许多年，重施基肥和早施追肥的施肥理论付诸实践，杂交稻产量在7.0~7.5吨/公顷上下浮动。

Measuring the residues of organochlorine pesticides in tree sparrow by gas chromatography, we conclude that the measured parameter is mainly determined by the dose of organochlorine pesticides fertilizer using in agricultural area of Langfang.

4通过气相色谱法测定麻雀体内有机氯农药的残留水(来源：ABC51论10文网www.abclunwen.com)平，得出廊坊农区以往施用的有机氯农药的强度直接决定了现今麻雀体内的有机氯残留量。

Sowing fertilization monomer form of installations, and round configuration of the increase in broadcast rear rack can be planted to ensure that the land side; the use of knife-type trencher stubble breaking, and buried a small resistance, with stubble in the soil is not cultivated to the same place deep application of fertilizer and sowing operations.

播种施肥装置采用单体形式，地轮配置在播幅之内机架后方，能保证播种到地边；采用刀式破茬开沟器，入土阻力小，能在带麦茬未耕土壤里进行同位深施肥和播种作业。

From the experiment of fertilizer which is one technology of cultivation, forage triticale is very sensitive to NP and Org.

研究对与小黑麦栽培调控关系最为密切的N、P、K 施肥反应做了研究，看出饲料小黑麦由于长势强生物量大，因而对NP 配合施用反映十分敏感，同样对优质有机肥反映亦很敏感。

The effects of different fertilizer combinations on the yields and their nitrate contents of tumorous stem mustard were studied under field experiment.

采用田间试验研究不同肥料组合对茎瘤芥产量和硝酸盐含量的影响。

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％。