磷素平衡 的英文怎麼說
中文拼音 [līnsùpínghéng]
磷素平衡
英文
phosphate equilibria-
Arbuscular mycorrhiza can improve the ability of resisting drought from several aspects : hyphal enhances plants ' chances of absorbing water from soil ; it can improve plants ' phosphorus and another minerals ' nutrition, increase the content of chlorophyll ; observably enhance transpiration and stoma conduction ; reduce the flow of water, permanent languish point, stoma resistance ; change the balance of hormone, promote accumulation plant proline and capability of nitric reductive enzyme
叢枝菌根真菌可以通過以下幾個方面增強植物抗旱性:通過菌絲增加植物對土壤水分的吸收;改善植物的磷營養及其他礦質元素營養;能顯著提高蒸騰速率和氣孔導度;乾旱條件下降低植株葉片水勢、永久凋萎點、葉片飽和虧、氣孔阻力和恢復時間;改變激素平衡。The renew - ability of cultivated land ' s productivity is the first standard to evaluate its use - system ' s sustainability. in this paper, some basses and methods are established for these evaluations by selecting proper index and using the geographical point of soil phosphorus equilibrium
本研究通過對土壤磷素地理平衡點進行指標選取和利用,用系統的觀點揭示土壤磷素循環的過程及其更新能力,為耕地磷素生產力更新能力評價、耕地磷素系統的可持續管理提供了一些依據和方法。The geographical point of soil phosphorus equilibrium refers to some quantitative characters of soil phosphorus system when its cycle becomes steady relatively in certain geographical, biological and climatic backgrounds. its index and seeking method are determined differently in different studies
土壤磷素地理平衡點指在特定的地理生物氣候背景下,土壤磷素系統循環達到相對穩定平衡時的量化指標的數量水平,它的指標選取和求取方法應根據研究目的需要來確定。Using endogenesis and exogenous geographical points of soil phosphorus equilibrium as the two turning points in the s - type membership function, based on fuzzy mathematics, to evaluate the renewing status and fertility of xiongxian country ' s soil phosphorus system. the results are that complete p treat is the best, ck and - p are in the lowest, 1 / 2p mediates. for the sustainable fertilization strategy, 1 / 2p is the best scheme, according to the evaluation of various treatments " exogenous renewing coefficient of soil phosphorus
利用模糊數學隸屬函數s型模型,把雄縣土壤磷素外源、內源地理平衡點分別作為上下兩個閾值,對該土壤磷素系統更新狀況和磷素肥力進行評價,全p處理土壤磷素系統更新狀況最佳,磷素肥力水平最高, ck 、 - p處理磷素肥力水平最低,土壤磷素系統更新狀況最差, 1 2p處理居中。This paper chose ca ^ - p as the index, based on its sensitiveness, stability, representatively and measurability : figured out the endogenesis geographical point of soil phosphorus equilibrium ( of ck treat ) as 3. 2mg / kg, the exogenous geographical points of soil phosphorus equilibrium of - p, 1 / 2p ( p2o5112. 5kg / hm : ) and complete p ( p2o5225kg / hm2 ) as 3. 6 mg / kg, 8. 6 mg / kg, and 14. 2 mg / kg respectively
本研究根據代表性原則、靈敏性原則、穩定性原則和可度量原則,選定ca _ 2 - p作為雄縣土壤磷素地理平衡點的描述指標,根據灰色系統預測理論,用數學求極限的方法,得雄縣土壤磷素內源地理平衡點( ck處理)為3 2mg kg , - p 、 1 2p ( p _ 2o _ s112分享友人