论文部分内容阅读
2．3．2不同追施氮肥量对苗质的影响表4不同追施氮肥五对苗质的影响从表4中看出：随着追施氮量的增加而增加的指标有：百株地上干重、单株白银数、单株带孽数、单株茎基宽；随着追施氮量的增加开始增加而后降低的指标有百株地下干重。采用上述评价不同底肥配比的方法，评价不同
2.3.2 Effects of topdressing nitrogen on seedling quality Table 4 Effects of topdressing nitrogen on five seedling quality From Table 4, we can see that with the increase of topdressing nitrogen amount, there are one hundred Dry weight on the ground, the number of silver per plant, the number of sinful plants per plant, plant stem base width; with the increase of topdressing nitrogen began to increase and then reduce the indicators of a hundred underground dry weight. Using the above method of evaluation of different ratio of base fertilizer, evaluation of different