planting density 中文意思是什麼

planting density 解釋
栽植密度
  • planting : n. 1. 種植;造林;撒種。2. 〈英國〉【石工】奠基;【建築】基礎底層,基底。
  • density : n. 1. 稠密;濃厚。2. 【物理學】濃度;密度;比重。3. 愚鈍,昏庸。
  1. The paper studied comprehensive performance of ten different mixed lawn grass at chengdu city, the characteristics of lawny planting speed, greensward density, leaf texture, green vegetation index, disease resistance, the cover age, uniformity and comprehensive quality were evaluated

    摘要對10個混播組合草坪草在成都地區的綜合表現進行了研究,分別對建植速度、密度、葉片質地、綠度、抗病性、蓋度、均一性、綜合評定共8項質量進行綜合評價。
  2. Study on planting density affecting of the wood properties of masson pine

    馬尾松木材在高溫乾燥中的水分擴散性
  3. Fertilizer requirements for plantain in high density arrangements are higher compared with conventional planting

    與傳統的種植方式相比,密植大蕉需要較多的養分。
  4. Handling dead or trapped rodents with bare hands ; cleaning or entering closed, rarely used rodent infested structures ; disturbing rodent excreta or nests ; keeping captive wild rodents as pets ; handling equipment or machinery that has been in storage, leaning animal shelter area, hand plowing or planting ; sleeping or camping on the ground, and living in a home with an increased density of mice in or around the home

    徒手處理受困嚙類動物或其屍體清理及進入嚙類動物寄居之地方擾亂嚙類動物的巢穴或接觸其排泄物飼養野生的嚙類動物作為寵物處理放置於嚙類動物出沒巢穴的器具徒手種植躺野地與及居住在嚙類動物頻密出沒的地方。
  5. An optimum planting density must be employed to get a high yield, depending upon soil condition, varietal tillering ability, fertilizer level, number of plants per hill, and planting season

    獲得高產必須採用最適植株密度,視土壤條件、品種分蘗力、肥力水平、每蔸苗數和播種季節而定。
  6. Studies on suitable planting density and time of sowing of potato on dry land in houshan area, inner monglia

    內蒙古後山旱農區馬鈴薯適宜播種密度和播期研究
  7. Based on cultivating experiment of corn from 1996 to1999, the field researches on corn in arid mountainous area of changping was made on the sowing period, maize varieties, density of crop, methods of fertilizer application and mode of planting. furthermore, it is in this article that the system of cultivation techniques of high yield corn is discussed

    1996至1999年進行多年玉米旱地栽培試驗,對昌平山區旱地玉米的播期、品種、播種密度、施肥措施、種植方式進行了分析研究,探討了昌平山區旱地玉米的高產栽培技術體系
  8. From trial of different density and collocate, it can be known that planting with narrow line and proper density can improve light penetration of soy bean colony and space distribution and has a better canopy structure, enhance colony solar utilize rate, thereby, increases soy bean colony productive ability and gains a higher yield

    摘要通過不同密度和寬、窄行距配置試驗可知,大豆在保持合理群體密度下,實行窄行密植,可改善大豆植株群體的透光性和葉面積的空間分佈,具有較好的冠層結構,提高了群體光能利用率,從而提高大豆的群體生產能力,獲得較高的產量。
  9. Consequently, large tracts of our main city areas around the harbour are filled almost continuously with tightly - packed buildings abutting roads. hardly any room for amenity planting, except at the few urban parks and occasional local open spaces, has been left in the pervasive high - density districts

    可是,這樣一來,沿海港之廣泛地區滿是星羅棋布的樓宇及擁擠的街道。除少數市區公園及零星的空地外,在繁囂的都市裡,幾乎沒有多餘空間以供綠化種植之用。
  10. Initial growth of crop stands can be easily obtained by an increase of planting density or by application of increased level of basal fertilizers

    作物苗的早期生長很易由提高種植密度或增施基肥獲得。
  11. Length, diameter, density, fresh weight, dry weight, water content, osmotic potential and element concentrations ( ca, mg, na, k, cl ) were determined for each. seedling of b. gymnorrhiza and a. corniculatum were cultured for 60 days on various salinity of seawater ( 0, 5, 10, 15, 20, 30, 40, 50 ) in green house. samples were taken at 3, 7, 11, 15, 22, 30, 45 and 60 days after planting, separated into root, hypocotyl, stem and leaf

    本文研究了福建九龍江口木欖和桐花樹胎生繁殖體從果實形成到發育成熟過程中形態、生物量、含水量、胚軸密度、滲透勢、五種主要礦質元素( ca 、 mg 、 na 、 k 、 cl )等的變化和溫室內人工鹽度梯度栽培下木欖和桐花樹成熟繁殖體長成幼苗( 0 60d )過程中形態、生物量、含水量、滲透勢、光合蒸騰特性、五種主要礦質元素( ca 、 mg 、 na 、 k 、 cl )等的變化;並且在野外自然條件下,跟蹤調查不同灘塗位置下秋茄成熟繁殖體定居成活、自然死亡狀況以及測定幼苗生長過程中( 1年)形態、生物量、含水量、光合蒸騰特性等的變化。
  12. Studies on planting density for hevea clone pr

    107種植密度試驗
  13. These plant - type characters of " yedan 12 " resulted in an improving crown - canopy structure which favoring conditions of aeration and solar penetration, so suitable enlargement of planting density would enable maize plants to extending their active photosynthetic area which promoted bigger ears with more kernels and then attained high yield of grains per plant

    掖單12這種株型特點改變了植冠構造,更有利於通氣條件和陽光透射,這樣適當增大植株密度將使玉米植株擴大活性光合作用面積,促成大穗、穗粒數更高,因此單株籽粒產量更高(表9 ) 。
  14. By calculating the maximum stress of stalk under the condition of different speed of the unit and the location of the action point of pushing stalk, which is done by the module of ansys, the conclusion can be received : the maximum stress is increased with the increase of the velocity of the unit and the process of the pushing stalk can be trouble - free if the location of the action point is raised under the condition that the speed of the unit and the planting density of stalk are definite value

    利用ansys功能模塊對在不同機組作業速度v和推桿作用點l _ 0情況下,莖桿最大應力計算得知:莖稈的最大應力smx隨著機組作業速度v的增加而增大,在機組作業速度v和秸稈密度一定時,提高推稈作用點,可保證推稈過程順利進行。
  15. The advantages of plantain at high population density include potential to increase yields significantly, better crop cycle planning to harvest during best market conditions, optimum use of land because one hectare of high density plantain can produce as much as 3 - 5 hectares of conventional planting, high production of good quality corms used as seed for the next cycle and intensive management resulting in a lower incidence of pests, diseases and weeds

    大蕉密植的優勢在於:有顯著的增產潛力,有較好的生產周期以適應最佳市場條件,能高效利用土地(密植1公頃相當于通常的3 ~ 5公頃) ,可生產出可作為下季種子的大量優質球莖,集約管理可減少病、蟲、草害的發生。
  16. The experiment of cultural techniques for attaining high yield contained three factors ( hybrid, planting density and n application rate ) each at two levels, which had eight treatments in total

    高產栽培技術試驗包括三個因子(雜交品種、種植密度和施氮量) ,每個因子設2個水平,共為8個處理。
  17. Studies on the effects on the growht, yield, quality with different planting densities of the watermelon variety zhonghuaquanwang results that the best planting density is 500 individual plants in 667 m ^ 2 area with 3 stems of the grafted individual

    摘要研究不同種植密度對于中華拳王西瓜生長、產量、品質等影響,結果表明,中華拳王嫁接西瓜採用三蔓整枝,每667平方公尺種植此品種的最佳密度為500株。
  18. Effect of planting date, plant density and nitrogen application rate on yield and quality of vegetable soybean

    氮肥用量對菜用大豆產量和品質的效應
  19. Study on the ration of planting ranks and the planting density in hybrid maize seeds production

    玉米豫玉15號制種最佳行比和密度研究
  20. Influence of planting density on production of rice e 52 in the system of rice intensification

    不同栽培方式對水稻群體形態特徵的影響
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