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bubble irrigation
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bubble irrigation
Encyclopedia
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微灌
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bubble irrigation
涌泉灌
通过置于作物根部附近的涌泉头或小管向上涌出的小水流或小涌泉将水灌到土壤表面,使灌溉水流入环绕每株果树的环沟或顺行格沟,沿沟浸润作物根区附近土壤,适时适量地满足作物需水要求的灌溉方法。又称小管灌溉、小管出流灌。属于微灌的一种形式。
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no net loss of wetland
non Euclidean angle
non-Euclidean angle
non-Euclidean differential geometry
non Euclidean distance
non-Euclidean distance
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non-Euclidean geometry
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non-Euclidean hypersphere
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