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soil moisture conservation in farmland
释义
soil moisture conservation in farmland
Encyclopedia
农学
农田保墒
释
soil moisture conservation in farmland
农田保墒
提高农田土壤蓄水能力,减少土壤水分蒸发,保持田间水分,用以满足农作物生长期对水的需求的农耕技术。
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oseillating rod type seed-metering device
OSEK
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Osgood theorem
Osgood uniqueness condition
Osh
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Osheroff, Douglas Dean
Oshikoto Region
Oshin
Osh incident(1990)
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OSI
OSI application layer
OSI data link layer
Osijek
OSI network layer
Osip Emilievich Mandelstam
OSI physical layer
Osipovskiǐ
OSI presentation layer
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