| 增铵对菠菜生长及品质的影响 |
| |
| 引用本文： | 王健,孙兴祥,沈其荣,周毅.增铵对菠菜生长及品质的影响[J].计算机科学,2006(2):326-329. |
| |
| 作者姓名： | 王健 孙兴祥 沈其荣 周毅 |
| |
| 作者单位： | 南京农业大学资源与环境学院植物营养系 江苏南京210095 |
| |
| 摘 要： | 通过水培试验研究不同NH4 -N/NO3--N比例(100/0,25/75,50/50,0/100)对4个菠菜品种地上部和根系生长、以及植株不同部位硝酸盐、水溶性糖含量的影响。结果表明,在NH4 -N/NO3--N比例为0/100时,各品种菠菜的生物量最大,而随着NH4 -N/NO3--N比例的增加,各品种菠菜的生物量和硝酸盐累积量均呈递减趋势,而水溶性糖含量则呈递增趋势,说明增铵能提高菠菜品质,但不能增加菠菜的产量。
|
| 关 键 词： | 增铵 菠菜 硝酸盐积量 水溶性糖 |
Effects of Enhanced Ammonium Nutrition on the Growth and Quality of Spinach |
| |
| WANG Jian,SUN Xing-xiang,SHEN Qi-rong,ZHOU Yi.Effects of Enhanced Ammonium Nutrition on the Growth and Quality of Spinach[J].Computer Science,2006(2):326-329. |
| |
| Authors: | WANG Jian SUN Xing-xiang SHEN Qi-rong ZHOU Yi |
| |
| Abstract: | Four cultivars of spinach were grown in nutrient solution with four different ratios of NH~ _4-N to NO~-_3-N,(100/0,25/75,50/50,and 0/100).The results obtained were as follows.Different ratios of NH~ _4-N to NO~-_3-N had great effects on the growths of sp |
| |
| Keywords: | NH~ _4-N/ NO~-_3N ratios Spinach Nitrate content Dissolved sugar |
|
| 点击此处可从《计算机科学》浏览原始摘要信息 |
|
点击此处可从《计算机科学》下载全文 |
|
