cultivated area造句

• The actual changes of cultivated area since the founding of new china
  建国以来中国实有耕地面积增减变化分析
• A consideration on increment and decrement equilibrium of cultivated area in china
  对中国耕地面积增减数量平衡的思考
• Their total cultivated area is 500 mu , of which 300 mu is irrigating field
  他们的全部可耕面积是五百亩,其中三百亩是可灌溉的土地。
• Their total cultivated area is 500 mus , of which 300 mus are irrigate field
  他们的全部可耕面积是五百亩，其中三百亩是可灌溉的土地。
• While asia ' s population grew by one billion people between 1975 and 1995 her cultivated area increased by only 15 m ha during this period
  自1975到1995年，亚洲人口增加了10亿，而耕地面积只增加了1500万公顷。
• A combined effect of climate , relief , integrated lithology , vegetation and cultivated area seemed to explain the variability of modern chemical weathering and mechanical denudation rates
  相比而言，西江和北江流域岩石的整体化学风化进程、 2大类岩性的化学风化程度均较之长江、黄河流域强烈的多。
• Results showed that the difference of the polysaccharide contents in the same species samples from different cultivated area is not obvious , hut the difference of the polysaccharide contents between species is very obvious
  结果显示，不同产地山药多糖含量差别不大，而山药和参薯的多糖含量差别较大。
• In major grain producing areas , we should expand cultivated area of quality grain varieties , quicken the transfer of surplus labor , and enhance the investment capacity of farm households , so as to increase farmer income
  粮食主产区应扩大优质粮食品种种植面积，加快剩余劳动力转移，提升农户家庭投资能力，从而提高粮食主产区农民收入。
• Two soils which collected from main peanut cultivated areas in guangdong province were utilized to investigate the effects of b or / and mo application on the growth , development and yield of peanut by pot culture experiments
  摘要选用广东省花生主产区的2种代表性土壤赤红壤和砖红壤，采用盆栽试验，探讨施用硼、钼对花生生长发育和乾物质积累的影响。
• In the past , we often were proud of this saying - 21 % of the world people are fed by 7 % of the world cultivated area , but we did not notice that 40 % of the world peasants only fed 7 % of the world non - peasants
  过去我们时常以“世界耕地的7 (调整后是10 )养活世界人口的21 ”而自豪，但却没有注意到我们是用占世界40的农民去养活世界7的非农民。
• The author analyzes deeply the advantages and disadvantages brought to economic development in the cultivated areas and the suggestions how to alleviate poverty in the western areas of china are put forward
  围绕这一主题，作者在对“一退两还”工程给贫困地区经济发展带来的利弊因素进行了深入分析的基础上，提出了从国家、地方政府和退耕农户立场出发的相应对策建议。
• Refers to area of land sown or transplanted with crops regardless of being in cultivated area or non - cultivated area . area of land re - sown to natural disaster is also included
  指实际播种或移植有农作物的面积。凡是实际种植有农作物的面积，不论种植在耕地上还是种植在非耕地上，均包括在农作物播种面积中。在播种季节基本结束后，因遭灾而重新改种和补种的农作物面积，也包括在内。
• In the third part , the paper discusses the opportunities and challenges brought by the project to the economic development in the poor areas . finally , the countermeasures how to alleviate poverty in the cultivated areas of western china are proposed
  第三部分在对“一退两还”的内涵及相关扶持政策进行简要描述的基础上，详尽论述了“一退两还”对西部退还地区经济发展所带来的机遇和挑战，并以实例加以印证。
• The results showed that soil erosion were found affecting 29 . 83 % of the total land area or 55 . 94 % of the cultivated area , resulting in the loss of 9 . 1674 million tons of soil from the surface layer of the land , which has already seriously affected the life and production of the local people
  结果表明，该地区国土面积的29 . 83 % 、耕地面积的55 . 94 %己经产生了水土流失，年流失表土层总量达916 . 74万t ，已对当地人民的生产生活产生了严重影响。
• The usage quantity of chemical fertilizer and diesel 0 : 1take the first place in our province , the effective irrigated area is ninety percent of the cultivated area with the development of the economy and the improvement of the quality of the people who are engaged in agriculture , the agricultural production also changes : one aspect is the number of the labours who are engaged in agricultural prosecution is decreasing year by year . the labours of the rural areas are liberated from farming step by step and more and more labours take up the third industries and processing industries of the agricultural products and so on . the agricultural production calls for saving cost , racing against time and decreasing consumption . the other aspect is the quality of the people who are engaged in the agricultural production has some changes , that is the number of the labours whose ages are below 25 is
  随着经济的发展和从业人员素质的提高农业生产也发生了变化,一方面人力投入粮食生产的比例在逐年下降,从事农业生产的农村劳动力逐年缩少,农村劳动力逐步从农业劳作中解放出来,走向农村第三产业和农产品加工行业等等,农业生产也随时要求实现节本、争时、减耗;同时,农业生产中一家一户小规模生产经营方式和产业结构调整带来的“插花地”的种植模式,使常规的保护性耕作措施不能完全适应现代农村农业生产的实际需要,结合秸秆还田以耙耕或旋耕代替传统的铧式犁翻耕是当前农业生产最为适宜的耕作方式。
• Cultivated area ( area under cultivation ) ： refers to farmland which is plowed constantly for growing crops , including cultivated land , newly cultivated land in the current year , farmland left without cultivation for less th an three years and fallow land in the current year , rotation land , rotation land of grass and crops , farmland with some fruit trees , mulberry trees and other trees and cultivated seashore land , lake land , and etc
  耕地面积：指年初可以用来种植农作物、经常进行耕锄的田地，除包括熟地、当年新开荒地、连续撂荒未满三年的耕地和当年的休闲地（轮歇地）外，还包括以种植农作物为主并附带种植桑树、茶树、果树和其他林木的土地，以及沿海、沿湖地区已围垦利用的“海涂” 、 “湖田”等面积。
• Brassica crops occupy the largest cultivated areas and produce the highest yields among the vegetables and oil crops in our countryside . it is one of the most prevalent crops in the utilization of heterosis and have been regarded as model plants in the process of researches on their molecular mechanism of self - incompatibility and breeding and application of male sterility
  芸薹属植物( brassica )是我国栽培面积最大，产量最高的一类蔬菜与油料作物，在我国蔬菜和油料生产和供应中占有极其重要的地位，芸薹属作物也是杂种优势利用最为普遍的一类作物，其自交不亲和性的分子机理和雄性不育系的选育及其应用基础的研究深受人们重视。
• Both the farmland graded and strategy of exploitation and utilization upon the farmland recourses are in order to improve the soil conditions , optimize the soil resources , raise the land of use efficiency , increase effective cultivated area , reach the dynamic equilibrium of all the farmlands and provide a soil safeguard for the development of our social economy
  农用地的分等定级和对土地资源开发利用对策研究都是为了改善土地利用条件，优化土地资源配置，提高土地利用率，增加有效耕地面积，实现农业用地的总量动态平衡，为社会经济提供土地保障。
• For most of the 8000 years that rice had been cultivated in china and other countries in asia , the needs of a slowly growing population could be met by a gradual expansion of the cultivated area , improved irrigation , improved strains , better soil tillage and better agronomic practices
  在中国以及亚洲其他国家八千年漫长的稻作历史中，由于耕地面积逐步增加、灌溉条件逐渐改善、优良品种逐渐采用及土壤耕作和田间管理方法的逐渐改进等因素的缓慢发展基本满足了缓慢的人口增长对粮食的需求。