The yield components and grain filling characters of northern large panicle type super japonica hybrid rice Liaoyou 3072 were studied.
对北方大穗型超级杂交粳稻辽优3072进行了产量结构和灌浆特性的研究。
Sweet potato, which is non-grain crop, large output, large planting area, and high energy, is used as new type of energy crop.
非粮作物甘薯因具有产量大、种植面积广、能量产量高等特点可作为新型能源作物。
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