逆境模擬及植物生長監(jiān)測系統(tǒng)PlantArray
日期:2017-11-15 13:25:59

逆境模擬及植物生長監(jiān)測系統(tǒng) PlantArray

                                               

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逆境模擬及植物生長監(jiān)測系統(tǒng)是一套高通量,以植物生理學為基礎(chǔ)的高精度表型系統(tǒng),可以完成整個植物生長周期中不同環(huán)境下的SPAC因子的測量。連續(xù)不間斷的獲取陣列內(nèi)所有植物的監(jiān)測數(shù)據(jù),實時監(jiān)控和及時調(diào)整每個培養(yǎng)容器中的土壤條件,包含土壤水分、鹽分。

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Israeli Center of Research Excellence facility in Rehovot


       逆境模擬及植物生長監(jiān)測系統(tǒng)的主要優(yōu)點:


生理學特征的監(jiān)測和數(shù)據(jù)高通量分析,如生長速率、蒸騰速率、水分利用率、氣孔導度等特征;

連續(xù)控制不同的土壤和水分環(huán)境(如干旱、鹽分或化學物質(zhì));

理想的實驗平臺:

全自動;

均一檢測;

適用于不同類型植物;

精確測量;

非破壞性;

實現(xiàn)隨機分組實驗設(shè)計;

3-4周的實驗相當于4-6個月的人工工作;

操作簡單,維護費用幾可忽略;

靈活的設(shè)計能夠滿足任何溫室中不同方面的科學研究需求。

實時統(tǒng)計分析-為了數(shù)據(jù)的可靠快速分析,提供多階乘ANOVA或配對T檢驗;

實驗目的-在實驗運行中為了確保處理的效果可以獲取優(yōu)化的實驗參數(shù);

快速定量選擇-提供植物對于不同環(huán)境需求生理反應的評級和評分的簡況;

復雜實驗通過簡要圖像呈現(xiàn)生理參數(shù)與環(huán)境條件的空間和時間關(guān)系,顯示趨勢、異常和比率。


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       逆境模擬及植物生長監(jiān)測系統(tǒng)的應用領(lǐng)域:


非生物逆境脅迫研究,比如:干旱、淹水、營養(yǎng)、有毒物質(zhì)等脅迫研究;

在農(nóng)作物、蔬菜、樹木、藥用植物、燃料作物等方面的育種研究;

根系的土壤穿透力、水通量研究;

生物激素與養(yǎng)分研究;

生理生態(tài)學研究等。


      測量參數(shù):

直接測量參數(shù):



重量

空氣濕度

空氣溫度

輻射(PAR)

氣壓

土壤水分

土壤電導率

土壤溫度

日蒸騰

 


計算參數(shù):



植物生物量增益

日蒸騰

水分利用效率

氣孔導度

抗脅迫因子

水分相對含量

根穿透力

根系水通量

VPD



      逆境模擬及植物生長監(jiān)測系統(tǒng)的技術(shù)參數(shù):


l  PIU單元含有3個數(shù)字通道、1個模擬通道、1個稱重式蒸滲儀通道,所有的傳感器可以同時連續(xù)工作;

l  德國高精度稱重模塊,最大測重量50kg(測量范圍根據(jù)具體配置而定),測量精確度±0.02%稱重量;

l  植物生長容器滿足多種植物的生長需求,容積1.5-60L,具有防漏水、濺水設(shè)計;

l  可以根據(jù)植物生長時間或生長容器重量選擇灌溉模式,灌溉系統(tǒng)采用以色列精準的滴灌系統(tǒng)控制,能夠精確的控制澆水、施肥或施加生物激素的量;

l  土壤類、氣象類傳感器選擇美國高精度傳感器測量土壤含水量、溫度、電導率,空氣溫濕度、PAR、氣壓等參數(shù);

 

      應用案例


生物刺激劑在充分灌溉和干旱條件下對甜椒的定量研究


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代表文獻:


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以色列    Plant-Ditech

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