• The students use the mixture to fertilize the soil instead of buying chemical fertilizers that could harm the environment.

    VOA: special.2009.04.14

  • Abel is a keeper of sheep. He represents the nomadic pastoralist, unlike Cain who is the tiller of soil, so he represents more settled urban life.


    耶鲁公开课 - 旧约导论课程节选

  • So, you must imagine these are successive kings who are being buried in this, what must have been, sacred soil.


    耶鲁公开课 - 古希腊历史简介课程节选

  • For example,she noted that crops designed to resist damage by glyphosate need fewer pesticides that are more toxic to the soil.

    VOA: special.2010.04.27

  • In Democracy in America there's that famous passage, or passages, when Tocqueville crosses the Ohio River, from Ohio into Kentucky, from free soil into slave soil, free state into a slave state.


    耶鲁公开课 - 美国内战与重建课程节选

  • And Amber Banks says they want the same people who get food donations to learn how to work the soil.

    VOA: special.2010.07.06

  • As Hanson points out, look at the difference between this and previous ways of working the soil.


    耶鲁公开课 - 古希腊历史简介课程节选

  • Fabian Fernandez, a soil and plant nutrition expert at the University of Illinois, says no-till means less intensive labor.

    VOA: special.2010.09.28

  • In Mesopotamia they usually didn't need to because the richness of the soil and so on.


    耶鲁公开课 - 古希腊历史简介课程节选

  • If possible, in the year before you plant potatoes, plant a cover crop to improve the soil and the potato production.

    VOA: special.2009.03.10

  • Every piece of that soil is necessary.


    耶鲁公开课 - 古希腊历史简介课程节选

  • To improve clay soils, mix in garden waste or other organic matter and turn the soil deeply in the fall.

    VOA: special.2009.03.10

  • Soil was being eroded and wasted along the Eastern seaboard, and they were using up the great soils of the Mississippi Valley and over time that slave system just somehow wasn't going to work out.


    耶鲁公开课 - 美国内战与重建课程节选

  • For the best results, carrots should be grown in sandy soil that does not hold water for a long time.

    VOA: special.2009.02.24

  • We see him, a nobleman that he is, former king that he is, working the soil and how he does this is very illuminating, because he is clearly, according to Hanson, involved in the period after the transition away from an earlier style.


    耶鲁公开课 - 古希腊历史简介课程节选

  • The first lady showed the young gardeners how to turn the soil for the one hundred square meter garden.

    VOA: special.2009.03.31

  • The way these things work, when you are engaged in agriculture, it's natural to go first to that soil, to that patch of land which is known to be likely to produce the best land, the most fertile, the best product, the most fertile land there is.


    耶鲁公开课 - 古希腊历史简介课程节选

  • Think about growing cabbage if you live where the weather is cool and the soil is moist and fertile.

    VOA: special.2009.03.03

  • Experts say warm days, cool nights and a medium soil temperature are the best conditions for growing carrots that taste great.

    VOA: special.2009.02.24

  • The researchers say the nanodiamonds were all found in a level of soil thought to be about 13,000 years old.

    VOA: special.2009.01.20

  • The water is collected through two holes and in the holes there is a siphon to carry it to the soil.

    VOA: special.2010.07.13

  • Farmers lack enough inputs to maintain soil fertility is parts of many developing countries, especially in Africa south of the Sahara.

    VOA: special.2009.07.28

  • David Robson from the University of Illinois Extension says the best results come from moist, richly organic black soil.

    VOA: special.2009.07.07

  • He says a dense, competitive crop that quickly shades the soil from the sun will help reduce weed growth.

    VOA: special.2011.07.26

  • If your soil is very dry, you can add peat or compost, which returns nutrients to the soil.

    VOA: special.2010.06.15

  • So keep the garden watered. Moist soil absorbs more heat than loose,dry soil covered with mulch or vegetation.

    VOA: special.2010.01.12

  • The volunteers placed the plants about five centimeters into the soil to prevent rising and falling water levels from pulling them out.

    VOA: special.2009.10.06

  • "Terroir" is the word used to describe how a vineyard's soil and climate give a wine special qualities.

    VOA: special.2010.10.13

  • Plantings in the wetlands help hold down the soil against the forces of erosion, like wind and water.

    VOA: special.2009.10.06

  • Intensively used grasslands are also harmed as the soil is continually crushed under the weight of heavy animals.

    VOA: special.2010.01.19

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