Results 11 to 20 of about 3,783 (149)
Biological activities of antifungal protein and chitin oligosaccharide(几丁质发酵液的生物活性)
鞘氨醇单胞菌CJ-5菌株在以几丁质为碳源的培养基上生长,既产生几丁质酶又产生壳聚糖酶.利用其发酵液进行抑制真菌,促进植物生长等生物活性的研究及作用机理的探讨,发现CJ-5菌株的几丁质发酵液具有抑制番茄枯萎病菌,促进水稻扩叶生根的效果,显示了潜在的防治植物病原菌及促进植物生长的能力.
TENGShao-hui(滕少辉) +3 more
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Physiological analysis on long shelf-life in ripening mutants (rin, nor, alc) tomato and their F1 [PDF]
English abstract: Changes in respiration, ethylene production, PG activity and firmness during ripening period were monitored in fruits of the 'alcobaca', 'nor', 'rin' mutants and those of normal tomato (Lycopersicon esculentum Mill.) In fruits of ...
Lu, C, Xu, H, Zhao, Y
core
A new disease resistance, early ripening tomato variety – Xia Fen (pink colour tomato) [PDF]
摘要利用黄粉选6 株系作母本, 8512 作父本配制而成的一代杂种一霞粉, 熟期较对 照苏抗9 号早3 一5天, 抗烟草花叶病毒病, 早熟、丰产, 每66.7m, 早期产量263kg, 总产量4436kg。果实圆整, 品质好, 单果重150 一1809, 适宜保护地早熟栽培及春秋季露地 栽培。 现已在江苏 安徽、山东、浙江、天津、江西、上海、湖北等省市大面积推广。关键词番茄; 霞粉 ...
Long, M, Lu, C, Xu, H, Yang, R, Yu, W
core
腐植酸对肥料具有改性增效的作用,以番茄为供试材料,研究腐植酸增效剂不同添加量对番茄苗期生长及氮素代谢酶活性的影响,为腐植酸的开发应用提供参考依据。采用砂培试验方法,设置了向霍格兰营养液分别加入腐植酸增效剂0(HA0),1(HA1),2(HA2),5(HA3),10(HA4) mL/L处理。培养30天后,测定番茄的生长指标、植株养分含量、硝酸还原酶活性、谷氨酰胺合成酶和谷氨酸脱氢酶活性。添加适量腐植酸增效剂能促进番茄苗期生长,HA3处理番茄根系干重比HA0提高了31.68%,HA1处理番茄地上部干重最大 ...
刘敏 +4 more
doaj
Transgenic tomato plants expressing cucumber mosaic virus coat protein and their resistance to CMV [PDF]
English abstract: A chimeric gene containing a cloned cDNA of the coat protein (cp) of cucumber mosaic virus (CMV) was transferred into tomato cells, and 42 transgenic tomato plants have been produced by means of a novel leaf disk transformation with ...
Chen, Z +7 more
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2005-2006 > Academic research: refereed > Publication in refereed journalVersion of ...
Du, JR +4 more
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New varieties of tomatoes with high resistance to disease and high yield - breeding of a Su Kang No. 7-9 (pink colour fruit) [PDF]
提要苏杭七号八号、九号番茄品种是江苏省农科院蔬茉所培育的粉果类型优良一代杂 种, 经所内多年品比试验、江苏省三年区域试验、生产示范及两年全国区试、生产试验, 均表现突出。该品种高杭烟草花叶病毒(TMV)、丰产、品质好、早、中、晚熟配套, 适 应性广, 适宜露地丰产栽培及保护地种植, 已在省内及全国广泛种植, 与当地主栽品种相比, 增产15~50%
Long, M, Lu, C, Xu, H, Yang, R, Yu, W
core
以传统水氮管理为对照,分别采用氮素实时监控技术对保护地番茄主要生育期进行氮素追施优化管理,同时结合小管出流的灌溉方式及夏季休闲季添加小麦秸秆-氰氨化钙的优化水氮管理处理并根据课题组同一地区多年的番茄氮素优化管理经验得出的推荐水氮管理处理,即将氮素追施量定为N 300 kg/hm2,在番茄第一、三、五穗果实膨大期各追施N100 kg/hm2,比较研究了不同水氮管理措施对保护地番茄产量及土壤无机氮的影响。结果表明:与传统水氮管理相比,在保证番茄产量的前提下,优化水氮管理和推荐水氮管理两季番茄分别减少了63 ...
GAO, LI, CHEN, LIU, HE
doaj
基于连续6年设施番茄水氮调控定位试验,采用高分辨激光光谱法观测分析灌水下限(土壤水吸力为W1:25 kPa、W2:35 kPa、W3:45 kPa)和施氮量(N1:75 kg N/hm2、N2:300 kg N/hm2、N3:525 kg N/hm2)对设施土壤氨挥发通量、累积挥发量、番茄产量及单产累积排放量的影响。结果表明:灌水下限、施氮量及两者交互作用极显著的影响设施土壤氨挥发通量峰值、累积挥发量、单产氨挥发累积量、氨挥发损失率和番茄产量。氨挥发通量表现为施氮后6~8天氨挥发达到峰值 ...
刘阳阳 +7 more
doaj
Though the tomato is a fruit, many cooks treat them as vegatables, and they are integral to cuisines across the world. Store tomatoes at room temperature rather than in the fridge to maintain their texture and flavour 儘管番茄屬於水果類,但很多廚師都把它當作蔬菜 ...
Whitehead, Kate
core +1 more source

