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- The effects of deep cultivation-root cutting on the senescence of flag leaf after anthesis and yield have been studied for dry land wheat production. 在旱地大田条件下研究了深耘断根对旱地高产小麦花后旗叶衰老及产量的影响。
- Effect of waterlogging on senescence of flag leaf and root of wheat Yangmai 5 渍水对小麦扬麦5号旗叶和根系衰老的影响
- Effects of Raised Bed-planting Cultivation on Root Activity and Senescence of Flag Leaf in Wheat 垄作栽培对冬小麦根系活力和旗叶衰老的影响
- EFFECT OF DEEP TILLAGE BEFORE WINTER COMING ON VERTICAL DISTRIBUTION OF ROOT ACTIVITY AND SENESCENCE OF FLAG LEAF IN WHEAT PLANT 冬前深耘断根对小麦根系活性的垂直分布及旗叶衰老的影响
- Effect of Vertical Distribution of Root on Senescence of Flag Leaf and Partition of Dry Matter in High Yielding Winter Wheat 小麦根系扩展深度对旗叶衰老及光合产物分配的影响
- Effects of Deep Cultivation Root-cutting on the Senescence of Flag Leaf after Anthesis and Yield in Dry Land Wheat Production 深耘断根对旱地高产小麦花后旗叶衰老及产量的影响
- Senescence of flag leaf 旗叶早衰
- The paraffin section of the flag leaf of wheat during its senescence was observed with SEM.The results showed: 1) during the senescence of wheat, the nuclear shape altered obviously. 对小麦旗叶衰老过程中的石蜡切片进行扫描电镜观察,结果表明,(1)旗叶衰老过程中,细胞核形态发生明显变化。
- Sufficient nitrogen nutrition could improve the contents of soluble protein and nucleic acid in flag leaf and reduce the activities of protease and nuclease, and delay the senescence of plant. 氮素营养充足可以提高旗叶可溶性蛋白质和核酸含量 ,降低蛋白酶和核酸酶活性 ,从而延缓小麦旗叶的衰老。
- Under condition of field cultivation, winter wheat Yumai 49 were sprayed with GA3、NBT、6-BA、TIBA、PP333 to study their effect on process of flag leaf senescence and yield constituents. 摘要研究了叶面喷施GA3、NBT、6-BA、TIBA、PP333对小麦旗叶衰老过程中若干生理指标的影响,分析了它们对成产要素的不同作用。结果表明;
- At all stage of flag leaves senescence, we can find the activity of C_4 pathway enzymes:PEPCase,PPDK,NADP-ME,NADP-MDH. We surmise that there are C_4 path-way in hybrid rices. 本实验亦证明在剑叶全展后的各时期均能测定到C_4途径关键酶:PEPCase、PPDK、NADP-ME和NADP-MDH的活性,推测在供试材料中可能存在有C_4途径。
- This the first report of cytogenetic study of flag leaf position in common wheat ,Triticum aestivum L. 摘要 本文首次对小麦旗叶姿态进行了比较系统的细胞遗传学研究。
- The role of overirrigation improving photosynthesis decline of flag leaf was mainly at the latter stage and had no role for yield increase. 过量灌水改善旗叶光合衰退的效果主要表现在后期,对产量提高的意义并不大。
- The g enetic variance coefficients, broad sense-heritability and relative genetic adva nces of flag leaf inclination angles were high, and their selective effect was better. 结果表明:小麦旗叶倾角的遗传变异系数、广义遗传力和相对遗传进度较高,选择效果较好;
- Leaf rolling index (LAl) of flag leaf (from top) in 2 hybrids withhigher LRI reached 44%-47%, in 2 hybrids with medium LAl was l5%-l6%, in 2hybrids with low LAl was l0%-l l%. 下表面与上表面光合强度比在高叶片卷曲度组合中为1.;19-1
- Eth accelerated the senescence of cut flowers. 0.;3mmol/LSTS脉冲液在常温下对延长切花寿命没有明显作用。
- Abstract: Using Improved serape-making method,the studies were made on the stomatal density of flag leaves of rice. 摘 要: 用改良刮制法研究了水稻剑叶的气孔密度。
- The line of flags was slung up between two trees. 一排旗帜悬挂在两棵树之间。
- Restrain senescence of skin, keep skin wet and anti-sensitive. 防止皮肤早衰,抗老化,瞬间补水,预防及缓解敏感。
- Chl content and NR activity of flag leaf had been kept relatively high from frowing to 18 days after anthesis in irrigation treatments (W1 and W2) and had higher transportion ratio of nitrogen. 在开花至花后18d内,灌水(W1、W2)各处理的旗叶叶绿素含量与硝酸还原酶活性始终维持在较高水平,且其氮素转运率明显高于不灌水处理(W0)。