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棉田生物钾肥施用技术棉田施用生物钾肥已有报道，本试验认为，棉田施用生物钾关键要掌握两个时期，即：蕾期每公顷增施生物钾１５ｋｇ；或花铃期每公顷增施生物钾１５ｋｇ；可达到如下目的：ｌ增果节、增铃数花铃期施用其单株果节５６．９个，较对照增６．５一个，单株成...
The application of bio-potash fertilizer in cotton field The application of bio-potash fertilizer in cotton field has been reported. In this experiment, it is believed that the key to the application of bio-potash in cotton field is to grasp two key stages, namely, adding 15kg of biological potassium per hectare in bud stage or adding biological potassium 15kg; can achieve the following purposes: l by fruit section, the number of bolls increased boll number of its single fruit node 56.9, compared with the control of a 6.5 ...