The results shoed that applying potassium humate increased the root fresh mass and root vigor significantly, and promoted the root growth especially in later period.
The results shoed that applying potassium humate increased the root fresh mass and root vigor significantly, and promoted the root growth especially in later period.
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。