查询词典 robinia

The effects of growth regulators on regeneration of compound leaves of fast growing Robinia pseudoacacia were studied.

以引进的速生型刺槐的复叶为实验材料，进行离体培养，研究生长调节物质对刺槐复叶的小叶和叶轴再生的影响。

Robinia pseudoacacia is the best tree kind to improve soil of re-vegetation in the coal waste piles.

在同一植被恢复过的矸石山上刺槐林对土壤的改良作用最好。

The vertical distribution of root weight, length and volume density of Robinia pseudoacacia L.

通过分层挖掘法，对20龄刺槐、油松林根系密度的空间分布进行了研究。

Physiological characteristics of Robinia pseudoacacia under heavy drought stress were studied by pot experiments. The results showed that R.

通过盆栽控制实验，研究了严重土壤干旱胁迫下刺槐的生理适应特性。

At seedling stage there were some effects on seedling height and basal diameter, but not significant. Most seedling of Robinia pseudoacacia L.

在幼苗期，不同处理对苗高和地径生长有一定的影响，但差异不显著。

Any of several North American deciduous trees of the genus Robinia, especially R.

洋槐一种北美落叶树。

It is suggested that changing light environment is the main factor for inducing leaflet movement of Robinia pseudoacacia, and the rhythmical movement does not attribute to the leaflet movement.

这说明变化的光环境是引起刺槐复叶运动的主要原因，而节律性运动不是刺槐复叶运动的诱导因素。

This indicated that it was not evident for the interpopulational geographic differentiations of Robinia pseudoacacia.

德国的8个种源群体各项遗传参数相对较低，但群体间变异系数较高，群体间遗传差别较大。

The photosynthetic characters of Acer truncatum and Robinia pseudoacacia under doubled CO2 concentration were investigated.

在CO2浓度倍增条件下，研究了元宝枫和刺槐叶片光合特性的变化。

Robinia pseudoacacia L, is a multiple purpose tree with approximate one hundred cultivate history. It distributes abroad.

刺槐具有多种用途，在我国已有近百年的栽培历史，分布范围广泛。

Cynanchum Lingtai apricot production in the average weight 65 grams, the brightly-colored fruit, juicy rich, sweet-sour taste, sweet from the nucleolus, when the late Qing Dynasty famous Shaanxi, Gansu provinces, the Qing imperial court Tongzhi tribute for years.

灵台生产的牛心杏平均单果重65克，果实色泽鲜艳，汁多味浓，甜酸适口，离核仁甜，清末时就驰名陕、甘两省，清同治年间曾为朝廷贡品。

Chenopodium album,Solanum nigrum, and Amaranthus retroflexus were very susceptible to the herbicides. Polygonum persicaria and Abutilon theophrasti were relatively less susceptible to the herbicides, and Lycopersicon esculentum was not susceptible to it. The relationship between reduction rates of weed biomass and PPM values of weed leaves 2,4, and 6 days after treatment was established.

供试的6种杂草对该混剂的敏感性存在显著差异：红心藜Chenopodium album、龙葵Solanum nigrum和反枝苋Amaranthus retroflexus对该混剂最敏感，ED90值分别为47.65、71.67和29.17g/hm2；春蓼Polygonum persicaria和苘麻Abutilon theophrasti敏感，ED90值分别为96.91、114.20g/hm2；而番茄不敏感。