Growth and yield of wheat and corn under shelterbelt of Chinese jujube and poplar were studied.
本试验对比研究了小麦和玉米在枣树和杨树2种农田防护林带作用下的生长状况和产量.
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The results showed that peroxidase isoenzymes in chinese jujube had tissuse specialities and development differences.
结果表明过物酶同功酶在枣树叶片中具有发育阶段性和器官的特异性.
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