大棚菜地土壤中累积的养分还存在严重的淋溶现象。
Severe leakage also occurred on the accumulative nutrient in greenhouse vegetable soil.
在高强度施肥和漫水灌溉管理下，温室菜地土壤质量变化显著。
Under high fertilization and flooding irrigation, the soil quality of greenhouse vegetable lands changes significantly.
分析了菜地土壤汞污染的主要原因，可能与使用含汞农药和生活垃圾肥有关。
Analyses of soil pollution show that it is mainly associated with application of pesticides with Hg and garbage fertilizer.
不同利用年限菜地土壤酶活性变化幅度较大，能够更为敏感的指示土壤质量的变化。
Soil enzyme activity varied obviously with duration of vegetable plantation and could be cited as a sensitive indicator of changes in soil quality.
一定水氮供应条件下，露地生产蔬菜地土壤硝态氮有可能淋洗到1.8米土体以下。
Under a certain water and nitrate treatments, soil nitrate in open-land vegetable field would move down below 180cm soil.
通过化学分析和土壤淋洗试验对广州城郊菜地土壤磷素特征和流失风险进行了研究和分析。
The phosphorus characteristics and loss risk assessment of vegetable garden soils in the suburbs of Guangzhou city were studied by chemical analyses and leaching experiment.
全区宜菜地土壤类型主要为灰埭田、灰泥田和乌埭田，占全区宜菜地总面积的92.42％。
The major soil species suited for vegetable were gray salt paddy soil, gray mud paddy soil and black salt paddy soil, which occupied 92. 42% of total fields suited for vegetable in Licheng.
通过化学分析、等温吸附试验对广州重要水源地流溪河流域的菜地土壤磷素特征和流失风险进行了研究分析。
The characteristics and run-off risk of vegetable plot soil phosphorus in Liuxi river area was analysed by chemistry analysis and adsorption experiment.
每天我们在后院的菜地和较远一处的农地翻地、播种、管理。刚开始需要大量的工作消除土壤中的化学物质，让土壤变得健康。
Every day we work in the garden behind our house or at the field to dig the land, to plant some seeds and to make our vegetables grow well.
土壤中各种形态氮的含量菜地上壤高于林地土壤。
The content of different form nitrogen in vegetable field is higher than wood soil.
大棚菜地和果园中化肥的大量施用是起土壤盐类积聚的主要原因。
The large quantity fertilizer is the main reason of salt accumulation in vegetable plot and fruit ranch .
安大略省的最宝贵的耕地仍然是荷兰沼泽和湖之间的公路9锡姆科，其中丰富，土壤有机延伸卖 20000美元一亩多的菜地。
Ontario's most valuable farmland continues to be the Holland Marsh vegetable fields between Highway 9 and Lake Simcoe, where stretches of rich, organic soil sell for $20,000 an acre and more.
随着岩溶地区土地由菜地、耕地向撂荒地转换，土壤各项物理指标都有改善。
With the vegetable land and plantation changed into deserted land, all physical standards are improved.
如果你所处国家冬天土壤结冰，只需简单在胡萝卜菜地里盖一层树叶或稻草以防止土壤结冰。
If the ground does freeze in your part of the world, simply cover your carrot garden with a thick layer of leaves or straw. This will prevent the ground from freezing.
大棚温室土壤中的盐离子含量明显高于露天菜地和林地土壤，其含盐量已达盐渍化土标准。
The salt ion content in plastic greenhouse soil was significantly higher than that in open vegetable fields and woodland ones, with salt content up to the salinification soil standard.
长期施用，可补充土壤中有机质，且肥料中重金属元素不会引起菜地环境的污染。
Long term application of the fertilizer will supplement the soil with organic matter and the heavy metals in the fertilizer wil not pollute the soil environment.
油菜地各处理土壤过氧化氢酶活性高于小麦地相对应处理，而不同作物种植方式对土壤转化酶影响不明显。
However the soil invertase activity between rape and wheat fields was at the same level, which showed that the plant did little influence to soil invertase activity.
这个沼泽的其它部分此时已经成了芹菜地，芹菜的白色的茎与墨黑色的土壤形成强烈的对比。
Other remnants had by then been turned to the cultivation of celery, whose white stalks contrasted strikingly with the jet-black soil.
这个沼泽的其它部分此时已经成了芹菜地，芹菜的白色的茎与墨黑色的土壤形成强烈的对比。
Other remnants had by then been turned to the cultivation of celery, whose white stalks contrasted strikingly with the jet-black soil.
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