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单击此处编辑母版标题样式,单击此处编辑母版文本样式,第二级,第三级,第四级,第五级,专题4绿色开花植物物质和能量转换,1/127,2/127,3/127,4/127,5/127,6/127,7/127,无机盐,元素表示,对植物作用,缺乏时症状,氮,N,使枝叶繁茂,多开花,植株矮小,叶色发黄,开花少、籽实不饱满,磷,P,使其发育良好,促进开花结果,生长迟缓、矮小,植株暗绿带红,花、果实、种子少,钾,K,使茎秆健壮,抗病、抗倒伏,茎秆比较细弱、易倒伏,叶片上带褐斑,8/127,9/127,10/127,11/127,12/127,13/127,14/127,15/127,16/127,17/127,18/127,19/127,20/127,21/127,22/127,23/127,24/127,25/127,26/127,27/127,28/127,29/127,30/127,31/127,32/127,33/127,34/127,35/127,36/127,37/127,38/127,39/127,40/127,41/127,42/127,43/127,44/127,45/127,46/127,47/127,48/127,49/127,50/127,51/127,52/127,53/127,54/127,55/127,56/127,57/127,58/127,59/127,60/127,61/127,62/127,63/127,64/127,65/127,66/127,67/127,68/127,69/127,70/127,71/127,72/127,73/127,74/127,75/127,76/127,77/127,78/127,79/127,80/127,81/127,82/127,83/127,绿色开花植物物质和能量转换(2),(时间:45分钟分值:100分),84/127,85/127,86/127,87/127,88/127,89/127,90/127,91/127,92/127,93/127,94/127,95/127,96/127,97/127,98/127,99/127,100/127,101/127,102/127,103/127,104/127,105/127,106/127,107/127,108/127,109/127,110/127,111/127,112/127,113/127,114/127,115/127,116/127,117/127,118/127,119/127,120/127,121/127,122/127,123/127,124/127,125/127,126/127,127/127,
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