By test of yield, growth character and resistance, some herbage varieties suited for low hill red new reclamation land were selected out.

通过产量、生长特性、抗逆性等试验，选择出若干个适合低丘红壤新开地种植的牧草品种。

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The results showed that coastal soils had low organic matter, high electrical conductivity and sand content, and some soil properties changed with reclamation years.

土壤理化性质分析结果表明海涂土壤总体有机质含量低，电导率和含砂量高，并且随着围垦时间的增长呈现出规律性的变化。

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Finding out the causes of formation to low quality forest and their classification are the bases for the evaluation and future reclamation of stand.

低质低效林的成因和分类是对其林分作出评价和改造的基础。

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