Nitrogen fertilization increased grain yield significantly.
施氮后籽粒产量极显著增加。
The application of potash and (or) organic manure also increased wheat yield, total content of amino acid and crude protein, decreased the content of raw starch in wheat grain, however.
施用钾肥和（或）有机肥提高了小麦子粒的氨基酸总量、粗蛋白含量，但降低了粗淀粉含量。
Spike degeneration and sterile grain rate can be decreased by increasing Zn and Si fertilizer, and the number of grains per ear and grain yield can be increased.
增施锌硅肥对小麦有显著的减少小穗退化、降低空秕率作用，达到增加每穗粒数、提高产量的目的。
The grains and grain weight decreased and the blasted rate and yield loss rate of rice increased with the increase of disease grains each ear.
水稻稻曲病随着每穗稻曲球数增加，穗粒数、粒重及千粒重下降，秕谷率上升，产量损失率增加。
The results show the tensile strength, yield strength, hardness and elongation increased obviously due to the decreasing of the grain size of pure Cu after severe plastic deformation.
研究结果表明：经过大变形后，由于纯铜的晶粒得以细化，抗拉强度、屈服强度、硬度和断裂延伸率都显著增加。
The number of ears per plant, the number of kernels per ear and 1000-kernel weight decreased as density increased. Grain yield and density showed a quadratic parabola relationship.
单株穗数、穗粒数和千粒重随密度增加而下降，籽粒产量与密度呈二次抛物线关系。
Grain yield per unit area increased continually during the past near 50 years in HuangHuai -hai plain, and its increasing speed in recent years still kept higher than the average of all the country.
建国以来黄淮海平原粮食单产持续增长，近年来仍然高于全国同期单产增速。
With the increase of wheat ploidies, nutrient use efficiency for biomass and that for grain yield all increased significantly.
随小麦的进化，生物量养分利用效率和产量养分利用效率均显著增加。
The grain yield, protein content and yield, wet gluten content, sedimentation value increased with the incr…
氮、钾对强筋小麦产量和品质的提高有着明显的正交互作用。
So, it prolongated the stage of N_2-fixing of soybean nodule and increased the soybean grain yield.
除增加根瘤的数目和根瘤重量、提高根瘤的固氮活性外，还能延长根瘤的固氮时期，提高籽实的产量。
The grain yield was decreased and grain qualtiy was increased by drought stress.
干旱胁迫虽降低了玉米子粒产量，但使子粒有效养分含量提高。
So the total grain yield is increased. The increasing population brings the large stress on cropland and grain resource.
河北省未来人口持续增长，对耕地和粮食资源产生很大压力；
Growing azolla has less effect on increasing the grain yield in present cropping season, however, azolla incorporated as manure the rice grain yield of present season increased by 5%.
养萍对当季水稻产量增加效果不大，而养萍后翻压对当季水稻产量可提高近5%。
The yield characters of new wheat varieties resistant to scab have been improved. The plant height has become lower significantly and the grains per spike and 1000-grain weight has increased.
小麦抗赤霉病新品种（系）的丰产性状已有改进，植株高度明显降低，每穗粒数和千粒重有所提高。
The yield characters of new wheat varieties resistant to scab have been improved. The plant height has become lower significantly and the grains per spike and 1000-grain weight has increased.
小麦抗赤霉病新品种（系）的丰产性状已有改进，植株高度明显降低，每穗粒数和千粒重有所提高。
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