1.
Effects of Different Controlled-Release Fertilizers and Nitrogen Level on N,P,K Use Efficiency
控释肥类型及氮素水平对氮磷钾利用率的影响
2.
Study on Regulation Leaves Senescence with Nitrogen Levels in Sugar Beet (Beta Vulgaris L.)
氮素水平对甜菜叶片衰老调控的研究
3.
Studies on Physiological Mechanism for High Efficient Nitrogen Use in Wheat;
不同品种和氮素水平下小麦高效氮素利用的生理机制研究
4.
Effects of doubled atmospheric CO_2 concentration on nitrogen metabolism of tra nsgenic Bt cotton under different nitrogen fertilization levels.
不同氮素水平下CO_2倍增对转Bt棉花氮素代谢的影响
5.
Effects of Density and Nitrogen Levels on Nitrogen Metabolism and Yield、Quality of Triticale
密度与氮素水平对小黑麦氮代谢及产量、品质的影响
6.
Information Retrieval of Rice Nitrogen Concentration at Different Remote Sensing Levels;
不同遥感水平水稻氮素信息提取研究
7.
A DIAGNOSIS OF NITROGEN NUTRITION IN COTTON PLANTS--THE RELATIONSHIP BETWEEN THE AMINO--NITROGEN AND THE LEVEL OF NITROGENOUS NUTRITION IN COTTON LEAVES
棉花氮素营养诊断——棉花叶片氨基态氮与氮素营养水平的关系
8.
The Effects of N Application Levels on N Use Efficiency in Rice Growth Stages and the Dynamic Variation of N Leaching in Paddy Field;
施氮水平对水稻生育期氮素利用率及稻田氮淋失动态的研究
9.
Effect of nitrogen levels on absorption and utilization of nitrogen and yield of soybean
施氮水平对大豆吸收利用氮素及产量的影响
10.
Effect of Different Nitrogen Rates on Nitrogen Utilization and Residual Soil Nitrate of Spring Maize
不同施氮水平对春玉米氮素利用及土壤硝态氮残留的影响
11.
Influence of nitrogen fertilizer rate on carbon-nitrogen metabolism and nitrogen use efficiency of summer maize under high and medium yield levels
施氮量对不同肥力水平下夏玉米碳氮代谢及氮素利用率的影响
12.
Effects of nitrogen rate on nitrogen uptake and utilization of winter wheat and residual nitrate in soil under straw mulch
秸秆覆盖条件下不同施氮水平冬小麦氮素吸收及土壤硝态氮残留
13.
Effect of Nitrate and Ammonium on the Levels of Hormones and Growth of Malus Hupenensis Rehd Seedlings;
硝态氮与铵态氮对平邑甜茶实生苗激素水平和生长的影响
14.
Effects of Water and Fertilizer on Nitrogen Use Effeciency and Balance in Lowland Rice Field
水肥交互作用对稻田氮素利用率和氮素平衡的影响
15.
Effects of Nitrogen Level on Nitrogen Metabolism and Correlating Enzyme Activity of Peanut
氮素供应水平对小粒型花生氮素代谢及相关酶活性的影响
16.
Copper fertilizer promotes not only N absorption, but also N assimilation, especiallyat high level of N fertilizer.
铜肥不仅促进水稻的氮素吸收,还促进氮素同化利用,氮肥量水平高时更为明显。
17.
Studies on the Mechanism of Carbon and Nitrogen Metabolism of Spring Maize under Different Nitrogen Nutyition Levels;
不同氮素营养水平下春玉米碳氮代谢机理的研究
18.
Effects of Nitrogen Application on Its Absorption and Utilization of Two Winter Cultivars with Different Spike Types;
不同施氮水平对两种穗型冬小麦品种氮素吸收利用和产量的影响