您要查找的是不是:
- Correlated Effects of Disease and Insect Resistance and Some Important Economic Characters in Gossypium hirsutum L. 陆地棉抗病虫性和一些重要经济性状之间的相互影响。
- A preliminary study of economic characters of mulberry planted within contour hedgerows of nitrogen fixing plants. 固氮植物篱梯埂套种桑树效益初探。
- Resources of Resources of Rubus were classified according to their uses and economic characters. 并根据悬钩子的经济性状和用途进行了分类。
- Title: Correlated Effects of Disease and Insect Resistance and Some Important Economic Characters in Gossypium hirsutum L. 关键词:陆地棉;抗病性;抗虫性;经济性状;相关分析
- Influence of low temperature treatment with the 3rd instar larva on the larval duration and economic characters of silkworm,Bombyx mori L. 与相似的文献。
- Among the combinations, contour rowing combined with surface tillage produced the most desirable economic characters and yielded the highest [21.62kg per plot(40m~2)]. 在各处理组合中;以沿等高线种植、浅耕、净作玉米的经济性状最优;小区产量达21.;62千克/40平方米;而顺坡种植、翻耕、净作的经济性状最差;小区产量仅12
- The bulk characteristics of the PHE w ere evaluated from heat transfer and pressure drop characteristics,heat transfer efficiency,compactness and economic characters etc. 此外还从传热与流阻性能、传热效率、紧凑性和经济性等方面对板式换热器的整体性能进行了评价。
- The second chapter analyses the reasons of tap water price regulation, from natural monopolization, administration monopolization and economic characters of tap water. 第二章从自来水自然垄断和行政垄断生以及自来水的经济特性着手分析了自来水价格为何要进行规制;
- Several dwarf watermelon lines with good agronomic and economic characters were obtained through bybridization and segregation of the dwarf watermelon lines with poor agronomic and economic characters. 通过采用杂交分离的方法对矮生西瓜材料的不良农艺性状进行改良,获得了符合生产栽培要求的矮生西瓜新品系。
- Based on the Euclidian distance measured on 7 economic characters by using phenotyhic clustering method, 40 sugarcane genotypes were grouped into 6 clusters from which 24 genotypes were selected. 应用表型聚类法,根椐7种性状的欧氐距离把40个甘蔗基因型划分为6个类群,从中筛选出24个基因型。
- The internal relation between culture industry and ideology roots in the double characters of cultural and economic character of the culture industry. 文化产业与意识形态的内在联系源于文化产业本身具备的文化属性和经济属性双重特点。
- The all results show that with development of breeding, genetic diversity will be down because economic characters become alike and their variation among bred cultivars will gather in narrow range. 说明随着育种进程的深入,作为育种目标追求的经济性状趋于一致,其变异集中在一个狭小的范围之内,品种间的遗传多样性下降。
- The economic character of the district may rise or fall as the result of certain types of invasion. 随着某种类型的入侵现象,一个地区原有的经济特征可能随之发展或衰退。
- ANALYSIS OF GENE EFFECT CONTROLLING MAIN ECONOMICAL CHARACTERS OF NEW GERMPLASM IN G. Hirsutum L. 陆地型长绒棉新种质主要经济性状基因效应分析。
- GENETICAL MODEL ANALYSIS ON MAIN ECONOMICAL CHARACTERS OF FINE FIBRE COTTON G.Hirsutum L. 陆地型长绒棉主要经济性状遗传模式分析。
- Head width could the used as the main economic character when breeding high yield pakchoi. 菜头大小的观测直观方便,可在田间选择时作为选育高产束腰型白菜的重要性状。
- So in actual production we can gain much higher economical characters according to decrease the natural light. 在实际生产中可适当降低光强以求获得较高的经济性状。
- Oats sown at suitable time have strong adverse-resistance, good economic character and high yield. 适期播种的莜麦抗逆性强,经济性状好,产量高。
- He has been an unsung hero of the country's economic growth. 他是使这个国家经济成长的无名英雄。
- Major morphological and economical characters and some physiological and biochemical changes of head lettuce (Lactuca sativa var. capitata L.) under heat stress were studied. 摘要以6个结球莴苣品种为试验材料,从生长发育、经济性状和生理生化等方面研究耐热性的鉴定方法。