1) reclaim farmland from grasslands
农田开垦
2) reclaimed farmland
复垦农田
1.
Study on evolvement process of landscape pattern of reclaimed farmland in Yanzhou mining area;
兖州矿区复垦农田景观格局演变过程研究
4) land reclamation
开垦造田
5) recently reclaimed sandy farmland
新垦沙地农田
1.
Effects of nitrogen rates and irrigation rates on grain yield and water use efficiency of spring wheat on recently reclaimed sandy farmland in Heihe River basin;
黑河绿洲新垦沙地农田灌溉与施氮量对春小麦产量及水分利用效率的影响
2.
A field experiment was designed to investigate the effects of different irrigation and N supply levels on soil NO-3-N accumulation and distribution,grain yield,N uptake and N use efficiency in a recently reclaimed sandy farmland system in the Heihe River basin.
通过田间试验系统研究了黑河中游边缘绿洲区新垦沙地农田不同灌溉与施氮量(0、140、221kgNhm-2和300kgNhm-2,分别为N0、N140、N221和N300)对2m土层土壤硝态氮的积累和分布、春小麦产量、植株吸氮量及氮肥利用效率的影响。
6) farmland development
农田开发
补充资料：被开垦的处女地
被开垦的处女地
一九三○年，苏维埃全国开展农业集体化运动。达维多夫奉命来到顿河地区，组织那里的农民建立集体农庄。在与旧势力的反复斗争中，格列妙奇村的集体农庄终于冲破重重困难和阻碍，逐步得到了稳固和发展，使原本贫苦的农民在被开垦的处女地上建设起自己的新家园。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。