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Diverse cover crop strategies for improved yield and weed suppression in organic cropping systems of
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Floral Zygomorphism is a classical model in the study the flower shape patterning.As typical flower morphology evolv......
Legume Green Manuring Improves Soil Fertility and Plant Growth of Eucalyptus Plantation in South Sub
Legume green manure is extensively planted to improve soil fertility in crop field.However,the application of legume in ......
Phosphorus deficiency is a universal problem in most world soils. Furthermore, of all nutrients, shortage of phosphorus ......
Effects of mowing on the composition and diversity of grasslands varied with climate change (e.g., precipitation and tem......
,A Novel ABA Insensitive Mutant of Lotus japonicus with a Wilty Phenotype Displays Unaltered Nodulat
An ABA insensitive mutant,Beyma,was isolated in Lotus japonicus MG-20 from an EMS mutagenesis pop-ulation using root gro......
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Secretion of proteins and other molecules is the primary means by which a cell interacts with its surroundings.The overa......
该文从挂篮荷载计算、施工流程、支座及临时固结施工、挂篮安装及试验、合拢段施工、模板制作安装、钢筋安装、混凝土的浇筑及养生......
Effects of vegetation type on soil microbial community structure and catabolic diversity assessed by
Soil microbes play a major role in ecological processes and are closely associated with the aboveground plant community.......
Protein Fractionation of Cowpea (Vigna unguiculata (L.) Walp) Leaf, Flower and Seed by Capillary Ele
为探究吕家坨井田地质构造格局,根据钻孔勘探资料,采用分形理论和趋势面分析方法,研究了井田7......
Two amino acids on 2a polymerase of Cucumber mosaic virus co-determine hypersensitive response on le
The hypersensitive response (HR) is one of the most important defense responses during the incompatible interaction betw......
Many studies have focused on various agricultural management measures to reduce agricultural nitrous oxide(N2O) emission......
Two amino acids on 2a polymerase of Cucumber mosaic virus co-determine hypersensitive response on le
The hypersensitive response (HR) is one of the most important defense responses during the incompatible interaction betw......
Effects of vegetation type on soil microbial community structure and catabolic diversity assessed by
Soil microbes play a major role in ecological processes and are closely associated with the aboveground plant community.......
Legumes, with their unique ability to fix atmo-spheric nitrogen, play a vital role in ensuring future food security and ......
采用高速逆流色谱(HSCCC)方法从常春油麻藤豆荚中分离制备丁香脂素。HSCCC的溶剂系统条件为V(甲基叔丁基醚):V(甲醇):y(水)=2:1:1。从5g粗提物......
低聚糖是豆科作物中的一种可溶性碳水化合物,一般由3~10个单糖单位通过糖苷键连接而成。低聚糖含量占豆科植物中总碳水化合物的5%,具有......
通过田间试验研究了沙打旺、紫花苜蓿和达乌里胡枝子3种豆科牧草在黄土旱塬以不同密度单播、混播时的竞争生长能力及水分利用效率......
种子入库保存前,以相对湿度(15±3)%,温度(15±2)和(21±2)℃分别对23种豆科牧草种子进行干燥,以掌握不同的干燥温度对种子......
发展优质高产的人工草地是有效解决草畜矛盾的途径之一。以羊草、披碱草、冰草、紫花苜蓿为实验材料,在呼伦贝尔市新巴尔虎右旗克......
土壤微生物在生态的过程起一个主要作用并且仔细与被联系未葬植物群落。以便理解植被的效果在土壤的特征上打微生物引起的社区,土壤......
采用样线和样方相结合的方法测定东北羊草草原豆科牧草的频度、密度和生物量,用微量凯氏定氮法测定豆科牧草和参照植物的氮浓度,用......
研究播种密度对3种豆科牧草生产力和水分利用效率的影响,以探讨其在草地农业系统中的合理优化模式。结果表明:沙打旺(Astragelus ads......
为了推广再生水在牧草灌溉方面的安全利用,在沧州污水处理厂采用田间试验,研究了3年再生水灌溉对苜蓿(Medicagosativa L.)和白三叶(Tr......
丛枝菌根(AM)真菌和根瘤菌是两类重要的共生微生物,分别能够与宿主植物形成丛枝菌根和根瘤,其中,对二者共有的宿主植物——豆科植物而言......
采用NaCl抽提、硫酸铵分部沉淀和2步离子交换法从黑皮扁豆中纯化得到一种甘露糖专一凝集素(DPL).在非变性电泳中纯化的DPL只有一条......
氮素供应不足是我国豆科作物生产上普遍存在的问题,但是,依靠化学肥料解决大面积土壤缺氮问题是不现实的,也是不经济的。文章介绍......
从四川省豆科植物鸡眼草属、合欢属、豇豆属、葛属、金合欢、杭子梢分离获得了103株根瘤菌,采用AFLP、BOXAIR—PCR研究了这些菌株的......
在紫花苜蓿与无芒雀麦分别以4.5kg/hm~2和15.75kg/hm~2混播的情况下,研究混播草内部各组分的相互关系以及牧草的生长动态,以便更好......
活性氧(reactive oxygen species, ROS)是一类具有高反应活性的氧衍生物,包括超氧阴离子(·O2—)、羟自由基(·OH)、过氧羟自由基(......
以模式豆科植物与根瘤菌的共生固氮为视角,介绍近年来在结瘤信号途径中筛选到的能够与已知关键调控蛋白相互作用的新蛋白,综述了相......
Many studies have focused on various agricultural management measures to reduce agricultural nitrous oxide(N2O) emission......
比较了桉树纯林、厚荚相思纯林以及两者的行混交林与株混交林的土壤速效养分特征。结果表明,豆科纯林及行混交林的土壤硝态氮含量......
通过对矿区煤寿石凤化物上几种不同复垦措施的得垦区,进行一系列土壤微生物及其生化特性的分析研究,结果表明,各类和同生物菌群、数量......
来源于赤豆叶肉细胞原生质体的愈伤组织,在含有3mg/12,4—D和0.2mg/l6—BA的D_(2a)或MS培养基上扩增培养约3个月,随后,转移到含有0......
云南省饲用灌木资源丰富,据统计,常见的有7科,27属,60种.该类群植物中,主要豆科饲用灌木就有17属47种.大多适口性好,抗逆性强,营养......
分析了塔里木盆地北部的疏叶骆驼刺、胀果甘草、铃铛刺和锦鸡儿种子中常规营养成分和油脂中脂肪酸组成及含量,结果表明:①锦鸡儿种......
甘肃省豆科牧草资源有26属、126种,以多年生和草本植物为主。有近80%的种类具有饲用价值,其中30%具有优良的饲用等级,有18%的种类......
在金沙江干热河谷地带野外调查了15种豆科树种及其结瘤状况,并对其生长地的土壤进行了相关的分析。结果发现:各豆科树种不仅在不同地......
依据调查资料 ,对青海天然草地豆科牧草的种类、营养成分、产草量等进行了分析 ,结果表明 :青海天然草地豆科牧草种类有 60余种 ,......
经调查,陕西有豆科木本植物27属,72种,6个变种,1个变型;就其用途作了总结....
利用温室盆栽试验研究水分胁迫下接种丛枝菌根(Arbuscular mycorrhizal,AM)真菌和根瘤菌(Rhizobiurn meliloti)对沙打旺(Astragalus adsu......
研究凋落物分解过程及其调控机制对于预测生态系统凋落物分解、揭示营养元素循环规律具有重要意义。本试验采用野外凋落物网袋分解......
采用8个PEG渗透势梯度模拟干旱胁迫,探讨了松嫩草地8种豆科牧草种子萌发期抗旱性的差异。结果表明:紫花苜蓿、扁蓿豆、兴安胡枝子、......
选择35日龄力克斯仔幼兔48只,随机分成4组,每组12只。Ⅰ、Ⅱ、Ⅲ组在基础日粮中分别添加1.2 g/kg的新型豆科植物提取物,Ⅳ组为空白......
神农架位于湖北西部,素有“华中第一峰”之称,最高海拔3105米。神农架有豆科植物31属56种(不包括栽培种),其中,乔木10种,灌木19种,......