这类地方种质的绝对产量不高，但其稳产性和在干旱贫瘠条件下的丰产性优于杂交种。
Although this kinds of drought-resistance germplasm have a low absolute yield, their fertility and stability of yield under drought and infertile condition preceded crossbreed.
为了我们，他们开拓西部，在条件恶劣的工厂中流血流汗；他们忍受鞭笞，开垦贫瘠的土地。
For us, they toiled in sweatshops and settled the West; endured the lash of the whip and plowed the hard earth.
盐生植被的归还条件下，土壤有机质含量小于0．5％，甚至近乎贫瘠；
In the condition of revert of the halophyte, the soil organic matter is less than 0. 5 %, the soil is even more poor.
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