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N fertilizer

网络氮肥

N fertilizer

N fertilizer

N fertilizer

氮肥

氮肥,Nitrogen... ... ) N fertilizer 氮肥 ) N-fertilizer 氮肥 ...

1

The lignin content reduced gradually along with the increment of N fertilizer dosage , and was little influenced by K fertilizer dosage .

木质素含量随着 N 肥用量的增加逐渐降低，受 K 肥用量影响不大。

5

No weighty effect to the soil only N fertilizer (urea ) used, use P fertilizer shall increase the heavy-metal content of the soil .

单施 N 肥（尿素）对土壤重金属影响不大，施用 P 肥使土壤重金属含量增加。

6

in N . affinis increased along with the increment of Kfertilizer dosage , and was little influenced by N fertilizer dosage .

后慈竹的灰分含量随 K 肥用量的增加而上升，受 N 肥用量影响不大。

7

N fertilizer should apply as basal fertilizer, P and K fertilizer as topdressing , and trace fertilizer applied at middle stage.

果园施肥管理应氮肥基施为主，追施磷、钾肥，中期补充微肥。

8

However, increased application of N fertilizer produced non-significant increase over grain Fe and Zn contents in rice .

然而，增加氮肥施用对粮食铁和锌的含量在水稻生产的非显著增加。

9

The duality regress relations of ratio of length and diameter and fertilizer N, fertilizer K indicate significant .

叶纤维细胞的长宽比与不同的施 N 水平和施 K 水平之间存在极显著的二元线性回归关系。

11

12

The grain numbers per ear were increased gradually with N fertilizer applied, reaching its peak, and then reduced.

成穗数随施氮量的增加而极显著地提高，千粒重则随其显著地下降；

13

The grain yield , grain number per spike and 1000-grain weight increased when water and N fertilizer were applied at this stage .

拔节期供水供肥可以显著地提高产量，同时增加穗粒数和千粒重。

14

The results showed that with the raise of N fertilizer rate , the concentration of P and K was decreasing .

结果表明，玉米籽粒和秸秆中 P 、K 浓度随氮肥用量的增加有逐渐降低的趋势。

16

17

Ammonia volatilization was estimated in the field from perennial ryegrass turf after application of five kinds of N -fertilizer .

在多年生黑麦草草坪施用速效与缓效氮肥后，对氨的挥发损失进行田间定位测定。

18

Effects of crop residues incorporation and N-fertilizer utilization on the matter production of summer maize

秸秆还田与氮肥施用对夏玉米物质生产的影响研究

19

Effect of Different Types of N-fertilizer on the Accumulation of Grain Starch and Its Components in Different Spring Wheat Cultivars

不同形态氮肥对春小麦品种籽粒淀粉及其组分的调节效应

20

Effect of the Different Times and Amounts of N-fertilizer Application on the Seed Production of Hybrid Rice

不同施氮时期及施氮量对杂交水稻制种产量的影响研究

21

Effects of Amount of N-fertilizer on Yield Constitution and Dry Matter Accumulation of Hybrid Rice

施氮量对杂交水稻产量构成因素和干物质积累的影响

22

Responsible Sensitivity of Nitrate Reductase Activity of Winter Wheat to N-fertilizer

冬小麦叶片硝酸还原酶活性对氮反应的敏感性研究

23

Experiment in the Application of N-fertilizer for Super-high Yielding Winter Wheat in Huanghai Region

黄淮麦区不同类型品种冬小麦超高产氮肥施用技术研究

25

Effect of the Application Measure of N-fertilizer on Early-season Rice Growth and Yield

氮肥运筹方式对早稻生长和产量的影响

26

Effect of the Adjustment of N-fertilizer on Wheat Growth, Development and Yield

精播条件下氮肥调节对小麦生长发育及产量的影响

27

Effect of N-fertilizer on Wheat Yield and Quality and its Efficiency

氮肥对小麦产量和品质的影响及其肥效研究

28

Effect of Plant Density and N -fertilizer Application on Maize Yield in Medium and Low Productive Soil

种植密度与氮肥施用对中低产田玉米产量的影响

29

The Effects of N -fertilizer Level and Breeding Time on Economic Characters of Malt Barley

施氮量和播种期对优质啤酒大麦经济性状的影响

30

Effect of N-fertilizer Application Patterns on Yield and N-fertilizer Efficiency of Corn

氮肥施用方式对玉米产量和肥效的影响

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