EFFECTS OF GROUND RUBBER ON PHASEOLUS-VULGARIS

被引:6
作者
SCHULZ, M
机构
来源
ZEITSCHRIFT FUR PFLANZENERNAHRUNG UND BODENKUNDE | 1987年 / 150卷 / 01期
关键词
D O I
10.1002/jpln.19871500108
中图分类号
S3 [农学(农艺学)];
学科分类号
0901 ;
摘要
Phaseolus vulgaris was grown in sand culture containing ground rubber. The rubber caused red-brown and black spots and stripes to appear on the veins. The leaves developed widespread chlorosis. The vascular bundle tissues and the mesophyll differentiated incorrectly. Brown deposits were found in all tissues, some being manganese enriched. Plants were analysed for Boron, Cadmium, Manganese and Zinc after a vegetation period of 49 days. Zinc toxicity was considered ground rubber''s primary effect. It also caused Boron starvation and excess of Manganese.
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页码:37 / 41
页数:5
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