The effects of FA from weathering coal on the growth of maize in sand cultures were studied.
通过砂培试验研究了新疆风化煤黄腐酸（FA）对玉米幼苗生长的影响。
There was significant difference among different concentration treatments. The growth of maize was promoted under low level and was inhibited under high level.
浓度梯度间差异显著，低浓度锌促进生长，高浓度抑制生长，中浓度处于过渡态，不同化合物对玉米作用不同。
This paper studies the influence of the heavy metals lead pollution on the root growth of maize in the application of lime for improving conditions by pot experiments.
采用盆栽试验，研究了在施用石灰改良条件下，重金属铅污染对玉米根系生长的影响。
The effects of straw mulch in combination with water stress on the growth of maize, chlorophyll fluorescence parameters and yield during different growth period were studied in a greenhouse.
通过温室内田间小区试验，研究了玉米全生育期内不同程度的水分胁迫下秸秆覆盖对玉米生长生育、叶绿素荧光参数及产量的影响。
After all, population growth is slowing and yields of some crops, notably maize, are still rising at a steady pace.
毕竟，人口的增长在减速，而某些农作物的产量，特别是玉米，仍在以一个稳定的速率增长。
This targeted approach promises to speed the development of maize and other crops with improved growth, nutritional, or biofuel potential.
这种定向技术能够加快玉米及其他农作物的生长，改善它们的营养或提升作为生物燃料的潜力。
While, the effect of BR on maize growth was not marked.
而单用大垄沟种植对玉米的生长无明显的增进作用。
The influence of volume weight of soil on maize seedlings growth was researched under condition of controlling water and fertilizers.
在控制水分、肥料的条件下，用盆栽试验研究土壤容重对玉米苗期生长的影响。
The N2O emission from soil was measured during the growth of soybean and maize in a pot experiment.
测定了盆栽试验条件下大豆和玉米生长期间的土壤N2O排放。
Shows to the maize growth and research of output influence through different cultivation way to originally test different cultivation ways have conspicuous effects on maize growth.
不同耕作方式对玉米生长发育及产量影响的研究表明：不同耕作方式对玉米生长发育有显著影响。
Studies have been made on the coefficient of water stress with the features of growth, physiology and conformation, and the economical output about various crossbreed maize by a pot experiment.
采用室内盆栽方法研究了不同杂交玉米品种的生理生长发育特征以及经济产量等指标对水分胁迫的响应。
The growth and grain yield of summer maize in three kinds tillage management of no tillage, moldboard plowing and sub-soiling under two conditions of stubble mulch and no mulch have been conducted.
对小麦机械收获后残茬覆盖与不覆盖两种条件下免耕、翻耕和间隔深松三种土壤耕作方式夏玉米的营养生长及籽粒产量进行了研究。
The process of maize growth and development under ecological conditions was significantly different.
不同播种期条件下，玉米生育进程表现较大差异。
Maize dwarf Mosaic was predicted using growth model forecasting method, Markov chains forecasting method and regression model forecasting method. And yield loss of MDM was assessed.
利用生长模型预测法、马尔科夫链预测法和回归模型预测法对玉米矮花叶病发生流行进行预测，并对玉米矮花叶病损失估计进行了初步探讨。
The main functions of MCMISinclude making maize cultivation decisions both in a normal year and in current year, assessing the impacts of climatechanges on maize growth and development.
该系统的主要功能：制定玉米栽培常年决策和当年决策，评价气候变化对玉米生长的影响等。
Compared with other maize hybrids, they are characterized by poor low temperature resistance, good high temperature tolerance, fast growth, high photosynthetic efficiency of leaves and high yield etc.
这些品种与其它品种比较具有耐寒性差、耐高温性好、生长速度快、叶片光合效能强和产量突出等生理特性。
Occurrence of rough dwarf disease of maize closely associated with growth stage of maize during the disease infection.
玉米粗缩病的发生与病毒侵染时玉米植株的生育期关系密切。
The paper studied on influence of VA mycorrhiza on maize plant growth, photosynthesis, nutrient absorption and water utilization under water stress with soil culture experiment.
采用土培试验研究了水分胁迫条件下接种菌根对玉米生长发育、光合作用、养分吸收和水分利用的影响。
The thicker the straw mulching, the more significant the effect. But the effect was limited by soil aridness and growth stage of maize.
稻草覆盖可减轻玉米旱害，其效果随着覆盖量的加大而越明显，但受干旱程度和生育期影响。
The effects of 2% solution of sucrose-based polymers in different treatments on the growth of summer maize were reported.
在夏玉米不同生长期用2%浓度的蔗糖基聚合物作叶面喷施处理。
Consumption of wheat, rice and maize roughly tracks population growth but at a higher level, so demand for them will add about a billion tonnes to the 2 billion produced in 2005-07.
小麦、稻谷和玉米的消费增长大致与人口增长持平，只是总量发生变化而已。因此，粮食需求将在2005- 2007年生产的20亿吨基础上再增加10亿吨。
Nitrogen nutrition level has some influence on the growth and development of spring maize leaves.
氮素营养水平对春玉米的叶片生长有一定的影响。
We found that the high absorbing water resin could accelerate the growth and development of the maize and increase the economy yield.
实验表明，保水剂在一定程度上促进了玉米的生长发育并提高了自然发病田的经济产量。
The optimum planting density and growth rhythm of the Mexico maize variety for special fresh fodder were (investigated) by using different planting densities.
采用不同种植密度方式对墨西哥专用青饲玉米的最佳种植密度及生长规律进行了研究。
The results showed that lignin could not only reduce the loss of potassium fertilizer but also promote the growth of tomato and maize, and increased uptake of potassium by crops.
结果表明，木质素不仅可以减少钾肥流失，而且可以促进番茄与玉米生长，提高作物对钾的吸收。
Growth and physiological responces of hybrid maize"Zhongdan 1" to osmotic stress were studied by using solution culture supplemented with different concentration of polyethylene-glycol.
利用不同渗透势的培养液模拟土壤干旱条件，研究了玉米杂交种“中单2号”在此条件下的生长和生理的变化。
A field experiment was conducted to study the effects of 4 compound nitrogen fertilizer synergists on the growth and yield of maize and urea-N utilization by it.
在大田小区试验条件下，研究了复合氮肥增效剂对玉米生长、产量和尿素氮利用的影响。
MCSODS can simulate maize growth and development and yield under different types of climate in HeNan.
玉米生长模型能适应河南省气候变化下玉米生长发育和产量形成。
MCSODS can simulate maize growth and development and yield under different types of climate in HeNan.
玉米生长模型能适应河南省气候变化下玉米生长发育和产量形成。
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