用改良刮制法研究了水稻叶片的气孔分布与气孔密度。
Using the Improved Scrape-making Method, studies were made on the stomatal distribution and its density in rice leaves.
磁混肥显著提高水稻产量，并使水稻叶片叶绿素含量增加。
Magnetic mixture fertilizer helps to increase rice production significantly as well as chlorophyll content in rice leaves.
水稻叶片早衰直接影响作物的光合效率，减少产量，降低品质。
Leaf early senescence directly reduces its photosynthetic capacity, decreasing crop yield and grain quality.
应用推荐