采用在生长后期用清水更换营养液的方法，可明显降低小白菜硝酸盐的含量。
By replacing nutrition solution with clear water during the later stage of growth, the nitrate content of pakchoi was significantly reduced.
在生长后期，经过生物有机肥处理的株高、茎径和叶面积指数均比对照区高。
At the late period, plant height, stem diameter and leaf area index of the bio-organic fertilizer treatments were higher than that of the control.
假根毛的各生长阶段形态不同，在生长后期的部分假根毛顶端产生叉状分枝。
The form of rhizoid hairs may vary at different growth stages and part of rhizoid forms forked branch on its tip in the later growth stage.
高峰期前，用促进茎、叶生长和延长有效光合作用时间的方法，能在生长后期提高块茎的产量和秋水仙碱的含量。
The yield of tuber and colchicine content could be increased by means of promoting the growth of stem and leaves and elongating the effective photosynthetic time before the peak appeared.
结果表明：施用腐植酸钾显著地提高了生姜根系鲜质量和根系活力，促进了根系的生长发育，尤其在生育后期表现明显。
The results showed that applying potassium humate increased the root fresh mass and root vigor significantly, and promoted the root growth especially in later period.
试验结果也表明，在生长中期土壤水分保持在60%，生长后期保持在80%的处理在获得了较高产量的同时也获得了较高的烟叶含钾量。
The experiments also indicated high leaf yields and potassium content in the treatment of soil moisture at the level of 60% in middle stage and 80% in latter stage respectively.
高产和超高产品种的物质生产优势表现在生育中期和后期，其生育中期和后期群体生长率显著高于低产品种。
The production superiority of high-yield and super high-yield rice was exhibited during the middle and the late growth stage.
小偃6号和NR9405在生长前期对氮肥反应比较敏感，而9430、陕229和西农2208在后期对氮肥反应比较敏感；
XiaoyanNo. 6 and NR9405 is comparatively sensitive to N in growth prophase, but 9430, but shaan229 and Xinong2208 is in the growth anaphase;
小偃6号和NR9405在生长前期对氮肥反应比较敏感，而9430、陕229和西农2208在后期对氮肥反应比较敏感；
XiaoyanNo. 6 and NR9405 is comparatively sensitive to N in growth prophase, but 9430, but shaan229 and Xinong2208 is in the growth anaphase;
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