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植物钾营养
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植物钾营养
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农学
植物钾营养
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potassium nutrition in plant
植物钾营养
钾是植物生长发育所必需的主要养分之一。植物对钾的吸收量仅次于氮。钾在植物体内呈离子态,具有高度的渗透性、流动性和再利用的特点,参与植物体内多种生理过程,对维持植物正常生长和产量形成具有重要作用。
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interim judgment
Interim Measures for Administration of Special Central Subsidies for Free Opening of Local Museums and Memorial Halls
Interim Measures for Compensation for Utilization of Flood Detention Areas
Interim Measures for Immediate Construction Planning
Interim Measures for Social Assistance
interim measures for the administration of investment projects financed by the loans of the international financial organizations and foreign governments
Interim Measures for the Administration of Tobacco Advertising
Interim Measures for the Compilation of County’sTown and Village System
Interim Measures for the Prohibition and Removal of Books and Magazines
Interim Provisions on Compulsory Contents of Urban Plans
Interim Provisions on the Construction and Administration of Parking Lots
Interim Provisions on the Selection Special-Grade Teacher
Interim Provisions on the Titles and Promotion Rules of Academics in Higher Education of the State Council of the People's Republic of China
Interim Regulation for Archiving and Management of Electronic Official Documents
Interim Regulation on Electronic Records Management
Interim Regulation on Electronic Records Transfer and Accession
Interim Regulations of Express Delivery
Interim Regulations of the People's Republic of China Governing Land-use Tax in Cities and Towns
Interim Regulations of the People's Republic of China on Land Value-added Taxes
Interim Regulations of the People's Republic of China on Urban Maintenance and Construction Tax
Interim Regulations on the Prevention of Water Pollution in the Huai River Valley
interim water flooding
Interim Work Regulations on the Full-time Primary School (Draft)
Interim Work Regulations on the Full-Time Secondary School (Draft)
inter-induction between yin and yang
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