为阐明双季稻—绿肥种植模式下长期施肥对赤红壤肥力性状的影响,探讨土壤持续利用的培肥模式。通过长期定位田间试验,研究了长期不同施肥处理对赤红壤性水稻土土壤养分、酶活性及微生物性状的影响。结果表明:与不施肥相比,长期施肥显著增加了土壤有机质、碱解氮、有效磷、速效钾等养分含量,提高土壤蔗糖转化酶、脲酶、磷酸酶活性以及土壤微生物量碳氮含量和微生物群落物种丰富度、优势度、均匀度。其中土壤养分含量增加了4.5%~117.2%,酶活性提高了4.9%~68.1%,微生物多样性提高了3.2%~71.9 ...
张成兰, 艾绍英
doaj
Discovery in CRISPR-Cas9 system. [PDF]
Pan S, Zhang H.
europepmc +1 more source
利用 2013~2015 年水稻生长季期间气象因子、O3 浓度和气孔导度的实测数据,分析了 O3 浓度与 AOT40 的变化,引入并修订了水稻气孔导度模 型,模拟了水稻气孔 O3 吸收通量的动态变化,评估了当前和未来气候变化情景下 O3 污染所造成的水稻产量损失.结果表明:2013~2015 年水稻生长季期 间的白天时段,平均 O3 浓度分别为 35.8,42.0,47.9nL/L,AOT40 值分别为 5.33,9.03,11.25µL/(L·h).修订后的模型可用于本地区水稻气孔导度的模 拟 ...
张誉馨, 李硕, 赵辉, 郑有飞
core
[Construction of a highly efficient HBV infection cell model based on HBV co-receptor neuropilin-1]. [PDF]
Liu ZH, He XM, Xu KX, Yu HB, Chen J.
europepmc +1 more source
[High-throughput screening of multi-pesticide residues in animal-derived foods by QuEChERS-online gel permeation chromatography-gas chromatography-tandem mass spectrometry]. [PDF]
Li J +6 more
europepmc +1 more source
Genomic insights into the diversity of rice cultivars developed in Heilongjiang Province, China. [PDF]
Zhou Y +9 more
europepmc +1 more source
["One-pot" preparation of aminated carbon nanotube-modified magnetic nanoparticles and their application to the quantification of phenoxyacetic acid herbicides in cereal and vegetable samples]. [PDF]
Huang Y, Liu J, Huang X.
europepmc +1 more source
[Nanomaterial-driven Lateral Flow Immunoassay: Technological Development and Application]. [PDF]
Zheng J, Hu X, Gu B.
europepmc +1 more source
[Determination of cycloxaprid and paichongding residues in foods of plant origin by ultra performance liquid chromatography-tandem mass spectrometry]. [PDF]
Liu JJ +9 more
europepmc +1 more source
[Research advances on the development and application of clustered regularly interspaced short palindromic repeats (CRISPR)/CRISPR-associated protein system]. [PDF]
Tan JJ, Peng YZ, Huang GT.
europepmc +1 more source

