The experiment was conducted at the experimental farm of Chizhou city、Anhui Province during 2005 and 2007.The high yield rice variety zhizao038 and wuyunjing7 as experiment the material.Seting the treatment comparison no-tillage and plowing of the early rice and late rice、the treatment of seeding rate of the early rice and scatteredtransplanting density of late rice under the No-Tillage conditions and Proportion of Nitrogenous Fertilizer of the earlier rice and later rice under the No-Tillage condit...
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