重金属pb^(2+)对作物早期生长发育的影响

The influence of lead on the growth and development of farm grops

用不同浓度的pb2+溶液浸泡大豆和绿豆种子及浇灌幼苗,结果表明,不同浓度的pb2+对大豆种子的萌发和幼苗的生长发育有不同的影响,且pb2+浓度越大,种子萌发和幼苗生长的危害性越大。

Phaseolus max Land Phaseolus radiatus Lwere cultivated by using the different concentration of lead solution which were 100?400?800?1600?3200?6400ppm lead content,the change of shape,roots,stems,leaves,the ratio of sprout and so on were observed everydayIt showed that there was difference of the growth and development of Phaseolus max Land Phasolus Lwith the treatment by using the different concentration of lead solution