大家在查： 45.8% Refining para 蝽臭虫伯堂兰·山 timpanum 鼓膜炎 Holbein 念唱 Gotelli

sandy barren

sandy barren

sandy barren

sandy barren

1

The farmer said to his son , that it would not quit cost to cultivate that sandy , barren lot.

农夫对他的儿子说，耕种那块沙质不毛之地不合算。

2

Effects of Nitrogen Application on Grain Yield and Quality of Wheat Planted in Sandy Barren Soil

氮素运筹方式对沙薄地小麦产量和品质的影响

3

Effects of Sulfur Application on Grain Yield and Quality of Wheat Planted in Sandy Barren Soil

沙薄地追施硫肥对小麦产量和品质的影响

4

Effects of Spraying SU at late period on Grain Yield and Quality of Wheat Planted in Sandy Barren Soil

后期喷素对沙薄地小麦子粒产量与品质的影响

5

Preliminary report of effect of sulfur application on wheat planted in sandy barren soil

沙薄地小麦追施硫肥的效应初报

6

The exploration in yield-increasing effect of paving film deeply under the leaky sandy barren soil

漏沙土壤深层铺膜增产效果初探

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