1) Leaf water absorption
叶片吸水
3) Rice leaf blade
水稻叶片
1.
3D model and visualization expression of rice leaf blade are realized using the secondary growth curve equation.
介绍利用数字图像处理技术提取水稻叶片几何参数及边缘轮廓曲线的方法,分别利用三角网格化技术和贝塞尔曲线来描述叶片边缘信息,并对2种方法进行比较。
2.
Bending model of rice leaf blade with the biology is constructed and twisting model of leaf blade is built by rotated the coordinates of leaf blade edge.
根据水稻叶片的三维形态特征,应用Bezier曲线描述水稻叶片的边缘信息和一元二次曲线方程描述叶脉曲线,构建一种符合生物学规律的水稻叶片弯曲三维模型,并通过对叶片边缘点绕叶脉的旋转构建了叶片的扭曲模型,较真实地反应了自然条件下水稻叶片的三维空间形态。
4) Leaf water potential
叶片水势
1.
The daily and diurnal transpiration fluctuation and it s relation with soil leaf water potential,and environmental factors of five 2-year-old plotted seedlings of Amygdalus davidiana,Armeniaca sibirica,Diospyros lotus,Castanea mollissima,Zanthoxylum bungeanum were studied.
在连续土壤水分变化过程中,研究了盆栽山桃(Amygdalus davidiana)、山杏(Armeniaca sibirica)、君迁子(Diospyros lotus)、板栗(Castanea mollissima)、花椒(Zanthoxylum bungeanum)2年生苗木的蒸腾速率随土壤水势和叶片水势的日周期变化和连日变化过程。
2.
Four tree species(Robinia pseudoacacia,Quercus acutissima,Rhus typhma,Albizia kalkora) and four shrub species(Pyrus betulaefolia,Elaeagnus angustifolia,Lespedeza bicolor,Amorpha fruticosa) were selected in this research, and their leaf water potential,transpiration rates and environmental factors were measured in Jiaonan City,Shandong Province.
经过对胶南市4种乔木树种刺槐、麻栎、火炬树和山合欢以及4种灌木树种杜梨、胡颓子、胡枝子和紫穗槐的水分生理指标蒸腾速率和叶片水势以及它们的影响因子的测定与分析,结果表明:①4种乔木的日平均蒸腾速率为:山合欢<刺槐<火炬树<麻栎;4种灌木的日平均蒸腾速率为:紫穗槐<胡枝子<胡颓子<杜梨。
3.
The investigation was conducted to study the relationship between canopy reflectance characteristics and leaf water potential in rice under different water and nitrogen levels.
研究了不同水氮处理对水稻叶片水势及冠层光谱的影响,确立了叶片水势与冠层反射光谱的相关关系。
5) leaf abscission
叶片脱水
1.
There was not necessary relationship between leaf abscission,the time.
研究了燕山东段6种野生耐旱花卉幼苗在持续干旱胁迫至枯死临界点过程中盆栽土壤含水量、叶片脱水、根系含水量与根系活力的变化。
6) rice leaves
水稻叶片
1.
Activities of the antioxidant enzymes involved in H2O2metabohsm and the content of H2O2 invoked by salicylic acid (SA) in rice leaves were measured.
本研究探讨了 ＳＡ对水稻叶片抗氧化酶系活性及 Ｈ２Ｏ２水平的调节作用。
2.
The results indicated that triadimefon retarded the senescence of rice leaves.
用质量浓度为 2 0mg/L的三唑酮溶液处理提高叶片的蛋白质含量和叶绿素含量 ,表明三唑酮能延缓水稻叶片的衰老 叶片衰老过程中 ,超氧物歧化酶 (SOD)、过氧化氢酶 (CAT)活性和抗坏血酸 (AsA)、还原型谷光甘肽 (GSH)含量降低 ,三唑酮处理抑制了它们的降低 过氧化物酶 (POD)活性和丙二醛 (MDA)含量提高 ,三唑酮处理抑制它们的提高 结果表明 ,三唑酮提高叶片膜脂过氧化作用的保护能力是其延缓衰老的原
3.
The fresh rice leaves in vitro of "Eyi105" variety were treated with the water solution of synthetic oligosaccharide.
用人工合成寡糖作为诱导因子喷雾处理离体水稻叶片,条件培养后,经有机溶剂提取和CLC、TLC分离纯化、GC-MS检测后发现,处理叶片中生成了多种防御性化合物,其中包括已知结构的由原菌侵染生成的水稻PA-MA。
补充资料：水盾草水下叶片裂为丝状
[图]
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条