摘要
Abstract
Seaweed active substances refer to the plant growth substances that contain necessary nutrition ingredients,such as ammonia,cell pigment C,IAA . It has been applied more and more often as fertilizer,agrichemicals and PGR(plant growth regulator) in agriculture field . This experiment used Sargassum as study subject,extract the active substances through physical,chemical and biological methods. Set the total contents of natural seaweed plant hormones as assessment criteria,and apply throughout the entire growing period of soybean. The field experiment proved that a significant variation of application effect on soybean growth existed among seaweed active substances extracted by different methods.关键词
海藻活性物质/物理提取/化学提取/生物提取/马尾藻Key words
seaweed active substances/physical extraction/chemical extraction/biological extraction/Sargassum分类
农业科技
