Chitin (crab shell powder) was the best one for controlling disease with a 72.21% reducing of disease index in pots and 62.26% reducing in plots.
调查结果表明：几丁质（蟹壳粉）处理对棉花黄萎病的防治效果最好，在盆栽和小区试验中病情指数分别比对照降低了72.21%和62.26%；
To make the dressing, the researchers grind crab shells to a fine powder and mix it with chemicals to convert the base material, chitin, into chitosan.
为制做敷药绷带的基层，专家们把蟹壳研磨成粉末状，又加人一些化学制剂，将基层的聚乙酸氨基葡糖转换成聚氨基葡糖。
Lion's head braised with crab-powder - there is a metaphor in the dish name. In actual fact the Lion's head is a conglomeration of meat that is shaped like a sunflower and resembles a lion's head.
狮子头：所谓的“狮子头”只是一个比喻的说法，事实上这道菜由猪肉制成，只是形状酷似“狮子头”而已。
Lion's head braised with crab-powder - there is a metaphor in the dish name. In actual fact the Lion's head is a conglomeration of meat that is shaped like a sunflower and resembles a lion's head.
狮子头：所谓的“狮子头”只是一个比喻的说法，事实上这道菜由猪肉制成，只是形状酷似“狮子头”而已。
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