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与叶片有关的几个生理指标是()、光合势(LAD)和()。...
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下列属于短日照作物的有()。A、大豆B、马铃薯C、烟草D、荞麦E、甘蔗...
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长日照作物南种北引,生育期会延长,甚至不能正常开花结实。...
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