沸石对黄瓜、番茄幼苗生长发育的影响

来源 :山东农业大学 | 被引量 : 2次 | 上传用户：beautyfox110

【摘要】

：

该课题以黄瓜、番茄为试材,在育苗基质(2份草炭,1份蛭石)中添加不同比例的沸石,研究其对幼苗生长发育的影响,以便为配制育苗基质提供理论依据.同时针对育苗基质中由于浇营养

【作者】

：

宋秀华

【机构】

：

山东农业大学

【出处】

：

山东农业大学

【发表日期】

：

2004年01期

【关键词】

：

黄瓜番茄沸石育苗基质 NaCI胁迫

下载到本地 , 更方便阅读

下载此文赞助VIP

声明 : 本文档内容版权归属内容提供方 , 如果您对本文有版权争议 , 可与客服联系进行内容授权或下架

论文部分内容阅读

该课题以黄瓜、番茄为试材,在育苗基质(2份草炭,1份蛭石)中添加不同比例的沸石,研究其对幼苗生长发育的影响,以便为配制育苗基质提供理论依据.同时针对育苗基质中由于浇营养液造成的盐分积累对幼苗生长的不良影响,以及温室土壤次生盐渍化的问题,在黄瓜、番茄幼苗期进行一定浓度的NaCl溶液处理,探讨沸石的添加能否缓解盐害造成的伤害

其他文献

,Theoretical simulation of 87Rb absorption spectrum in a thermal cell

期刊

electromagnetically induced transparencyvelocity selective resonanceoptical pu

,Strain-modulated excitonic gaps in mono-and bi-layer MoSe2

Photoluminescence (PL) and Raman spectra under uniaxial strain were measured in mono-and bi-layer MoSe2 to comparatively investigate the evolution of excitonic

期刊

photoluminescencestrainlow-dimensional semiconductors

,Preparation of few-layer graphene-capped boron nanowires and their field emission properties

Large-area boron nanowire(BNW) films were fabricated on the Si(111) substrate by chemical vapor deposition(CVD). The average diameter of the BNWs is about 20 nm

期刊

boron nanowiresgraphene-capped boron nanowiresfield emission properties

低温对黄瓜光合机构光能吸收、电子流分配和CO<,2>同化的影响及其调控机制

设施栽培业已成为我国现代农业中的重要组成部分，然而由于我国喜温蔬菜大多在非加温设施中生长，栽培中经常遭遇短期或长期的低温弱光或低夜温危害，进而影响蔬菜的生长。因此，探明

学位

冷害叶绿素荧光电子传递光合作用活性氧表油菜素内酯吸收光能分配设施栽培业

,Tunable acoustic radiation pattern assisted by effective impedance boundary

期刊

effective impedance boundaryacoustic radiation patternHelmholtz resonator

,Position-dependent property of resonant dipole dipole interaction mediated by localized surface pla

We use the photon Green-function method to study the quantum resonant dipole–dipole interaction (RDDI) induced by an Ag nanosphere (ANP). As the distance betwe

期刊

quantum resonant dipole-dipole interactionphotonic Green functionsurface plasm

,A novel method of evaluating large mode area fiber design by brightness factor

A novel evaluation term and a more reasonable criterion,which is described by a new parameter of brightness factor for active large mode area fiber design,are p

期刊

brightness factorlarge pitch fibermode competition

,Macro-performance of multilayered thermoelectric medium

The effective properties of thermoelectric composites are well known to depend on boundary conditions,which causes the macro performance of thermoelectric compo

期刊

multi-layeredthermoelectric materialconversion efficiencyPeltier effectheat

,Properties of strong-coupling magneto-bipolaron qubit in quantum dot under magnetic field

Based on the variational method of Pekar type, we study the energies and the wave-functions of the ground and the first-excited states of magneto-bipolaron, whi

期刊

quantum dotmagneto-bipolaronqubitLee-Low-Pines-Pekar variational method

,Quantum process discrimination with information from environment

期刊

quantum process discriminationinformation in the environmentoverlap

沸石对黄瓜、番茄幼苗生长发育的影响

与本文相关的学术论文