cereal crop 中文意思是什麼

cereal crop 解釋
禾穀類作物
  • cereal : adj. 谷類的，谷類植物的，谷類製成的。n. 〈常 pl. 〉禾穀類，穀物；〈美國〉（加過工的）谷類食物〈麥片粥等〉。 coarse cereals 雜[粗]糧。
  • crop : n 1 農作物，莊稼；收獲；收成；〈the crops〉 一季的收獲量，產量。2 （同一時期出現的人物等）一批，...
  1. In this paper, two major types, the natural vegetation and crop vegetation in luota are studied. we can gain the different distributive area by remote sensing technology, in accordance with conifer forest, broadleaf forest, thick shrub forest, shrub forest, herbs shrub forest, herbs naked rock and crop vegetation. the valuation of the output of standing trees, water conserbancy, soil conserbation to control erosion and purify the air is the main basis which is used to value the functions of the forest ecosystem of the conifer forest and broadleaf forest of luotathe result reveal that the total ecological function value of the forest which area is 1388. 8 hm2 is estimated up to 18. 36 million yuan per annum. the synthetic valuation system of luota vegetation is put forward by the valuation of per hm2 in evergreen - deciduous forest, conifer forest, conifer and broadleaf forest, broadleaf forest, scatteredtree - shrub forest, coppice - shrub forest, herbs shrub forest, econamic crop and cereal crops. the plant resources is valued according to the ornamental and green plant. lumber trees and medical plant. ornamental plant includes hosta plantaginea. lilium brownii van viridulum, spiraea cantomiensis and so on. lumber tuees includes zzzelkova schneideriana, emmenopterys henryi, catalpa fargesii and so on

    本文把洛塔現存植被分為自然植被與栽培植被兩大類進行研究，通過遙感技術對現存植被按針葉林、闊葉林、密灌、灌叢、草灌、荒草裸巖、農作物植被等類型進行分佈面積的統計，在此基礎上，以林產品價值、涵養水源價值、保護土壤價值和凈化空氣價值作為估算的主要參考依據，對已成林的針葉林與闊葉林進行森林生態系統的價值估算，得出面積為1388 . 8hm ~ 2的針葉闊葉林的森林生態價值為1836 . 37萬元，參照這一生態價值量，把洛塔植被按常綠落葉林、針葉林、針闊混交林、闊葉林、疏林?灌叢、矮灌叢、荒草灌叢、經濟作物和糧食作物，以每hm ~ 2的價值量提出了洛塔植被的綜合價值體系。
  2. The disease attacks cereal crop

    這種疾病侵害了谷類作物。
  3. Indeed, working independently on different cereal crop species, breeders have been unknowingly altering them by selecting mutations in similar sets of genes

    事實上，當育種家各自培育各種穀物物種時，已經不知情地選擇了類似的基因突變。
  4. Moreover the pf40 gene was ubiquity distributed in cereal crop genome. dicots such as tobacco and tomato do not have the pf40 homolog gene, but we found its homolog gene maybe present in arabidopsis genome

    用該基因與玉米、小麥、水稻主要禾本科作物的基因組dna雜交，結果表明pf40基因及其同源基因普遍存在於禾穀類植物中，同時在擬南芥基因組中也有pf40基因的同源序列。
  5. In the process of threshing, the significance of factors, which influence threshing performance, not only include some certain factors such as feed quantity, cylinder rotary speed, distance between cylinder and concave, thresher concave radian but also include some uncertain factors such as the crop ' s variety, water content and the proportion of cereal straw. for this reason, the seed - husking plant is system with a character of uncertain, multi - input - output and complex nonlinear

    脫粒裝置的工作過程極為復雜，影響脫粒性能的因素很多，除了喂入量、滾筒轉速、凹板長度與入口間隙等確定性因素外，還有作物品種、作物含水率以及穀草比等一些不確定性因素，因此脫粒裝置是一個具有不確定性、多輸入多輸出的復雜非線性系統。
  6. Compared to the area of cereal, cash crop and vegetable in shunyi district with that of china, the proportion of cereal and cash crop area was at lower level, whereas the proportion of vegetable area is far more than that of whole china, indicating the characteristic of dominance situation of horticulture landuse in suburb of big city life breijing

    從種植業的糧、經、蔬三元結構與全國比較來看，順義區糧食作物和經濟作物比重偏小，而蔬菜作物的比例卻遠遠高於全國。這樣的土地利用格局反映了大城市郊區都市型農業用地以糧為輔，蔬菜、園藝為主的特色。
  7. The supply of labors is more than the demand. the surplus of agricultural labors mean rural surplus labor of the crop - cultivation ( cereal crops, industrial crops, forage crops )

    本文的農業剩餘勞動力指農村中種植業（包括糧食作物、經濟作物、飼料作物）的剩餘勞動力，同時分析了農業剩餘勞動力轉移的經濟學定義。
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