hydroponics是什么意思

网络释义

用法例句

Comparison of physiological characteristics of Aglaonema Silver Queen under soil and water culture;

土栽和水栽条件下银皇后的生理特性比较

Sanpemo under water culture was better than under soil culture based on the facts that the former had more white and tender roots.

水栽黑美人(Aglaonema Commutatum cv。

Effects of the mixed treatment with indolebutyric acid and naphthalene acetic acid on the root growth of hydroponic Aglaonema crispum cv. Silver Queen ;

吲哚丁酸与萘乙酸混合处理对水栽银皇后根系生长的影响

Effects of indolebutyric acid treatments on the root growth of hydroponic Aglaonema commutatum cv. Sanpemo ;

吲哚丁酸对水栽黑美人根系生长的影响

Effects of IBA Treatments on the Root Growth of Hydroponic Aglaonema Silver Queen ;

吲哚丁酸处理对水栽银皇后根系生长的影响

Residual subsoil nitrogen utilization under water-saving cultivation in winter wheat;

节水栽培冬小麦对下层土壤残留氮素的利用

Planting drought resistance rice varieties and carrying out water-saving cultivation are the important components of water-saving agriculture,and the development trend of modern agriculture.

水稻是主要粮食作物之一,干旱是限制水稻生产的主要因素之一,种植水稻抗旱品种、进行水稻节水栽培是节水农业的重要组成部分。

A field experiment was carried out in order to identify the effect of rates and method of nitrogen application on grain yield of winter wheat,fertilizer nitrogen use efficiency,and accumulation of NO_3~--N,under water-saving cultivation system.

在节水栽培条件下,研究了不同施氮量及氮肥运筹对冬小麦产量、氮肥利用率及生育期间土壤硝态氮的时空变化特征,同时计算了成熟期土壤硝态氮残留量。

Research report about water-saving culture on rice;

水稻节水栽培试验研究报告

The effect of water-saving culture of late-sowing and late-transplanting on grain yield and panicle traits of super japonica rice in northern China was studied with different sowing and transplanting stage treatments.

通过分期播种和分期插秧试验研究晚育晚插节水栽培对北方粳型超级稻产量和穗部性状的影响。

Results show that the method is reliable and can be applied for analyzing economy benefit of different water saving cultivation patterns.

运用参数投影寻踪评价模型 (PPE) ,利用加速遗传算法同时优化 9个评价指标参数 ,对旱育稀植节水栽培不同密度方式下的经济效益进行综合评价 ,得出最优的插秧规格 ,评价效果较好 ,可在节水栽培经济效益分析中推广应

Study was conducted to determine the potential and ecological adaptability of the rice mulching plastic film water saving cultivation and high yield cultivation in water lacking district.

探讨了地膜稻节水栽培和在缺水地带高产栽培的潜力及其生态适应性－ 结果表明，地膜稻较普通水栽稻节水４２－２％ ，较旱栽稻增产３－７％ ～２４ 。

The producing effect and technological design for integrated system of closed circulating aquaculture and plant hydroponics;

闭合循环水产养殖-植物水栽培综合生产系统的工艺设计及运行效果