1) the Vetiver zizanioides contour hedgerow
香根草植物篱
1.
A study on the effect of the Vetiver zizanioides contour hedgerow on the soil and nutrient loss control;
香根草植物篱控制坡地侵蚀与养分流失研究
2) the hedge of Vetiver grass
香根草等高植物篱
3) biological hedgerow of vetiver
香根草生物篱
1.
Utlizing surface runoff plots,the impacts of biological hedgerow of vetiver on surface runoff,soil and water loss and nitrogen loss in vegetable field with pepper(Capsicum annuum L.
通过修建径流小区,开展了自然降雨条件下香根草生物篱对种植辣椒土壤地表径流的发生及其引起的水土流失和氮素流失影响的研究。
4) Vetiver grass hedgerow
香根草篱
1.
The experimental results in successive 6 years showed that applying fertilizer could accelerate Vetiver grass growth and the formation of Vetiver grass hedgerow.
连续 6年的试验结果表明 :施肥能加速香根草的生长 ,促进浓密的香根草篱的形成 ,对分蘖的影响达到极显著水平。
6) alley cropping
植物篱
1.
Study on synthetical benefit of alley cropping and potassium application;
经济植物篱和增施钾肥综合效益研究
2.
After eight-year study on effects of soil and water conservation measurements which were alley cropping,cross channel and cross planting on sloping land in Guizhou,the results showed soil erosion on the bared sloping farmland was very serious.
对旱坡地水土保持的截流沟措施、横坡种植措施和植物篱措施进行效益研究,结果表明:在裸露耕地上,水土流失十分严重,地表径流达到4 044。
3.
It is the main constrain of the expanding of the alley cropping technology in new areas that how to select the suitable hedgerow crops and related systems to fit local natural and social environment and farmers needs.
植物篱坡地治理技术在新区示范的难度在于如何选择适合当地自然社会条件,农民能接受的植物类型为篱和相应配套的种植体系。
补充资料:α-香根草酮
分子式:
CAS号:
性质:又称α-韦惕酮,α-香根(草)酮。具有强烈愉快香气的晶体(由戊烷重结晶)。熔点51.5℃。(内消旋体则熔点30~35℃)。沸点144℃(266.644Pa),152~153℃(533Pa),旋光度+225°(c=7.2,乙醇)。消旋体熔点30~35℃。相对密度1.0035(过冷液体)。+248°(氯仿中)。折射率1.5384。紫外吸收峰(乙醇中)233nm(∈13 200)。为一种倍半萜烯酮。存在于韦惕蔚油(即岩兰油,vetiver oil)中,由萃取而得(不似内消旋体和(-)-β-体,尚无人工合成)。用于香料业。其衍生物:缩氨脲熔点210~212℃(分解),旋光度+316°(乙醇中),折射率1.5309。
CAS号:
性质:又称α-韦惕酮,α-香根(草)酮。具有强烈愉快香气的晶体(由戊烷重结晶)。熔点51.5℃。(内消旋体则熔点30~35℃)。沸点144℃(266.644Pa),152~153℃(533Pa),旋光度+225°(c=7.2,乙醇)。消旋体熔点30~35℃。相对密度1.0035(过冷液体)。+248°(氯仿中)。折射率1.5384。紫外吸收峰(乙醇中)233nm(∈13 200)。为一种倍半萜烯酮。存在于韦惕蔚油(即岩兰油,vetiver oil)中,由萃取而得(不似内消旋体和(-)-β-体,尚无人工合成)。用于香料业。其衍生物:缩氨脲熔点210~212℃(分解),旋光度+316°(乙醇中),折射率1.5309。
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