The result indicated that, under the base fertilizer and the topdressing same condition, the variety grain yield and quality difference was remarkable.

The probability of reduced irrigation frequency after the spring and all fertilizer as base fertilizer was discussed in this paper.

Appling molybdenum fertilizer could remarkably reduce accumulation of nitrate in lettuce and you-mai vegetable no matter which pattern of fertilization, basal-dressing and top-dressing.