海带提取液用作盆栽蔬菜叶面肥的效应

The Effect of Kelp Withdraw Liquid as Leaf Fertilizer on Basin-planted Vegetable

将海带不同提取液作为叶面肥喷洒小白菜,结果表明效应最佳的为浓度0.17%的乙醇提取液,促进小白菜根生长,浓度0.50%促进其茎生长;浓度0.25%及0.17%的海带N aOH提取液分别促进叶长、叶面积的生长;0.25%的海带N aOH提取液提高茎、叶产量,0.50%的海带丙酮提取液提高根产量。

The Brassica chinensis is spraied by leaf fertilizer of different liquid withdraws from Larninaria japonica. The result showed that the growing of root is promoted at 0.17% concentration of ethers withdraw liquid,and the growing of stem is promoted at 0.50% concentration The growing of leaves is promoted at 0. 25% and 0. 17% concentration of NaOH withdraw liquid, and the production of stem and leaves is promoted at 0. 25% concentration of NaOH withdraw liquid. The production of root is promoted at 0.25% concentration of acetones withdraw liquid.