cultivar 中文意思是什麼

From the agronomic point of view, a field planted to a multiline need not appear different from a field planted to a genetically uniform cultivar.

從農業實踐看，栽培多系品種的田塊與栽培遺傳上均一品種的田塊未必有區別。

A preliminary report of cultivar introduction and cultivation of potting anthurium in nanjing

南京地區盆栽紅掌引種栽培初報

Cultivar development may come to rely more upon the non-institutional peach breeders.

品種發展也許最終將更多地依靠非專業的桃育種工作者。

The yellow color of the yellow cultivar fruit was resulted from relatively less acumulation of total carotenoids and p - citraurin, p - cryptoxanthin component in peel as compared with the orange and red cultivars

「滿頭紅」以積累紅色的-檸烏素為主，而「尾張」則以積累橙色的的-隱黃質為主。

In peel of citrus fruit, red cultivar " mantouhong " accumulated mainly p - citraurin component, whereas orange cultivar " owari satsuma mandarin " accumulated mainly p - cryptoxanthin component. 4. effects of shading fruit with opaque paper bag at the late stage of fruit enlargement on change in chlorophyll, carotenoid, sugar content and peel color in " hongshigan " citrus ( c. suavissima hort. ex tanaka x c. sinensis osbeck ) were examined

與光照處理相比，遮光前期果皮糖含量下降不大，而後期下降明顯；若在後期去袋照光，果皮糖含量上升，與此相應，類胡蘿卜素，尤其是卜隱黃質的積累增加，顏色加深，這一結果表明光對果皮類胡蘿卜素合成尤其是卜隱黃質的積累有促進作用，其原因可能是光以環境信號的方式影響果皮的類胡蘿卜素形成。

Golden delicious is a very fruitful cultivar.

金冠是一個非常豐產的品種。

Based on the survey of viruses infecting araceae plants from in zhejiang province, hunan province, hainan province and other regions in china, pathogenic viruses of this family were detected and identified. sequence similarity was compared between dasheen mosaic virus ( dsmv ) isolates of different origin. virus - free seedlings were obtained for two important taros cultivar, colocasia esculenta cv

本研究論文對我國浙江省、湖南省和海南省等地的天南星科植物上的主要病毒進行了檢測和分子鑒定，比較了該科主要病原病毒芋花葉病毒（ dsmv ）不同分離物的序列同源性並分析其種內分化關系；同時，我們對2種重要的芋屬栽培作物? ?奉化芋艿頭、烏梗芋（ colocasiaesculenta ）和我國特有的天南星科藥用植物? ?掌葉半夏（ pinelliacordata ）進行了脫毒培養和快速繁殖研究。

It is concluded that embryo sac sterility was the main reason for highly stable seedless characteristic of lipeng no. 2 cultivar

因此，胚囊高度敗育是麗? 2號產生無核的主要原因。

At the same time, using the genomic dna of blast sensitive cultivar c039 as a template, two fragments were obtained that were the same large dna sequence as resistance cultivar c101a51. one sequence has conserved motifs of nbs - lrr type resistance genes, the other sequence can " t read through

同時本研究還以感病品種c039的基因組為模板，也擴增得到與c101a51抗病品種中抗病基因同源序列同樣大小的dna片段，但一個有抗病基因的保守結構，另一個片段不能通讀。

Compared to 042bm, the noea deletion mutant 042bma - km showed different degree of increase in nodule number, weight of nodule nodule and plant top dry weight on cultivars of putong zihua, baoding, ningxia, baifa and aohan, but decrease on milu. however, this mutant has no significant change in ability to nodulate cultivars of huanghou and zahua. hence, noea is involved in cultivar - specific nodulation

與苜蓿中華根瘤菌042bm相比，敲除noea的突變株042bma - km在普通紫花、保定、寧夏、百發和傲漢苜蓿品種上的結瘤數、根瘤鮮重和植株地上部分的干重都有不同程度的增加，而在秘魯苜蓿品種上的結瘤數和植株地上部分的干重明顯下降，在皇后和美國雜花苜蓿品種上則沒有明顯的變化。

Studies on the cultivar classification of chinese sweet osmanthus

中國桂花品種分類研究

Pecan distribution, cultural regionalization and cultivar classification in usa

引種栽培區劃及主要栽培品種分類研究概述

Upon the aflp data, the phillippine plantain " saba " was clustered into " abb " group. two homonyms were identificated ( xiaomijiao, 63 - 1 respectively ). diaoluoaijiao and beida ' aijiao no. 2 are probably the same cultivar ( synonym )

本研究結果把saba歸入abb群體；鑒別了兩組同名異物的品種（系） （小米蕉， 63 - 1 ） ；認為吊羅矮蕉，北大矮蕉2號兩者很可能是同一品種。

Slight shading showed no significant effect on seedling biomass accumulation of aboveground parts, small - seeded cultivar had higher photosynthetic rate under severe shading condition

重遮陰下小種子品種凈光合速率顯著高於大種子品種，小種子西瓜品種幼苗期對弱光環境的適應性更強。

Abstract : comparative study on physiological traits of drought r esistance for go od quality bread wheat cultivar yanyou 361 was performed under dryland condition

文摘:對優質冬小麥品種煙優361在旱地條件下的抗旱生理特性進行了比較研究。

One waxy wheat cultivar ( annong waxy 1 ) and some common wheat cultivars were selected as materials to study the difference among agronomic traits, quality traits and measured rva parameters

摘要以糯小麥品系「安農糯1 」和普通小麥品種（系）為試材，研究其農藝、品質性狀和粘度儀參數間的差別。

Based on the sum - up and abstraction of the relationships of rapeseed growth characters with ecological environment, cultivar type, production condition and yield target, a dynamic knowledge model was developed by using knowledge engineering and system modeling method, which could be used for designing a suitable sowing and transplanting scheme of different rapeseed varieties under different spatial and temporal environments

摘要運用知識工程和系統建模方法，在總結、歸納和提煉油菜生長發育與生態環境、品種類型、生產技術水平和產量目標關系的基礎上，建立了具有時空適應性的油菜播栽方案設計的動態知識模型，可用於精確定量不同環境和生產條件下油菜品種的適宜播期、基本苗、播種量和移栽方案。

Obviously both rootstock and cultivar will have a pronounced bearing on tree size at maturity.

很明顯，砧木或栽培品種都能對成齡植株的樹形大小發生深刻的影響。

Remember, in order to register a cultivar you need to take it through three or more generations. your new cultivar should reproduce true at least 95 % of the time

確保你的新品種歷經三代或是更多子代后， 95 %以上的機率要跟母株一樣，確定植株的穩定性。

Seventy - nine improved wheat cultivars ( lines ) including some related parents were corssed with rye to detect the difference of crossability among wheat genotypes and the developing tendency of crossability during the cultivar renewing period in shandong province, the results expressed that crossability of improved cultivars with rye were significantly lower than that of the check ( chinese spring ), and there were 3 cultivars with a seedset of more than 50 %, 4 cultivars with the seed - set of 30 % - 50 %, 8 ones with that of 10 % - 30 %, 50 ones with the seed - set of less than 5 %, and the other 14 cultivars with the seed - set of 5 % - 10 % ; the mean crossability between wheat and rye decreased with the renewing of cultivars in shandong, and the number of cultivars with the seed - set of more than 50 % and 30 % - 50 % also decreased, but that with the seed - set of less than 5 % increased gradually during the renewing period ; pedigree analysis revealed that the crossable gene of the tested cultivars might come from 3 landraces ( youzimai, mazhamai and huixianhong ), laizhou 953, 8641012, yannong 15 et al were improved wheat cultivars with both excellent agronomic traits and high crossability with rye

以79個改良小麥品種（系）與黑麥進行雜交，研究普通小麥品種與黑麥雜交親和性的差異及其親和性在品種更新、更換過程中的演變趨勢，結果表明：供試改良小麥品種與黑麥的雜交親和性顯著低於對照中國春；結實率大於50 %的品種3個，占供試品種的3 . 8 % ，結實率介於30 % - 50 %之間的品種4個，佔5 . 1 % ，結實率介於10 % - 30 %之間的品種8個（ 10 . 1 % ） ，結實率小於5 %的品種50個，佔63 . 3 % ，另外，結實率介於5 % - 10 %之間的品種14個，佔17 . 7 % ;普通小麥與黑麥的雜交親和性隨著品種的更新、更換呈下降趨勢，平均結實率大於50 % 、介於30 % - 50 %的品種數均呈下降趨勢，而結實率5 %的品種數呈上升趨勢；系譜分析表明，供試改良品種的親和性大都來源自蚰子麥、螞蚱麥、輝縣紅3個地方普通小麥品種；萊州953 、 8641012 、煙農15等是親和性和綜合性狀都較好的改良小麥品種（系） 。