查询词典 mulching

The straw mulching and plastic film mulching with seeding in furrow can improve water use efficiency, in this sense, mulching is water saving.

秸秆覆盖和地膜覆盖垄沟种植春玉米产量大幅度提高，地膜覆盖垄背种植在一定程度上保蓄土壤水分，但由于垄背较高，土壤水分供应不足，较不覆盖减产显著。

The results indicated that:(1) plant height and tillering number decreased, and root length, root surface area, root volume and rootlet number increased under drought stress; straw mulched on surface soil and pig manure mixed in soil could improve the growth and morphological property of rice root, while straw mixed in soil and pig manure mulching had no significant effects;(2) the contents of chlorophylls and the activities of SOD, POD and CAT decreased significantly under drought stress, and straw mulching on surface soil and pig manure mixed in soil could restrain these decreases.

结果表明：①干旱胁迫下水稻株高降低、分蘖数减少，根系则表现出主根伸长、支根增多、根表面积和根体积增加；秸秆表施和猪粪混施可明显改善水稻的生长和根系形态，而秸秆混施和猪粪表施的改善作用不显著；②干旱胁迫下叶片叶绿素含量显著降低，超氧化物歧化酶、过氧化物酶及过氧化氢酶活性均显著下降，秸秆表施和猪粪混施能够在一定程度上抑制这种下降幅度。

The tillage methods included ridge culture with no-tillage and maize straw residue mulching (P2), ridge culture without tillage and maize straw residue mulching (P1), and traditional till- age in maize stubble field.

结果表明，玉米茬晚稻以免耕畦作玉米秸秆覆盖处理产量最高，免耕玉米秸秆不覆盖处理次之，分别比传统翻耕移栽增产12.1%~20.5%和

Based on experiment on mulching Olea europaea L.garden in dry and hot valley of Yunnan with different mulching materials, the dyanmic change of temperature, moisture and unit weight in the garden soil were detected and analyzed.

对云南省金沙江干热河谷永仁地区油橄榄园地进行覆盖试验，研究了不同材料覆盖后油橄榄园土壤温度、水分、容重变化。

This test mostly study the effects of black film mulching on soid most environmental factors and of black film mulching once fertilization on the growth of Platycodon grandiflorumA.

本文主要研究了黑色地膜覆盖对土壤主要环境因子的影响和黑色地膜覆盖一次性施肥对桔梗生长发育的影响。

The objective of the research is to realizing the effects of mulching with different straw composts and thickness on landscape soil properties. The corn, wheat and coton straw composts were used as mulch with 3, 6 and 9 cm thick, to study the effects of landscape mulching with different straw composts and different thickness treatments on soil properties.

为了了解不同类型不同厚度的作物秸秆腐解物的覆盖在园林上的应用效果，采用玉米、小麦、棉花秸秆的腐解物为覆盖材料，覆盖3、6、9 cm，研究了不同秸秆腐解物及不同厚度覆盖对土壤理化性状的影响。

The results show that water consumption law of various kinds of mulching patterns is in correspondance with that without mulching.

以常规小畦平播为对照，探讨了春玉米田在不同覆盖条件下的耗水特征。

The results showed that different tillage patterns could improve soil water storage, the soil laer of no-tillage was covered by straws between 0 to 20cm held water (4.542±0.894)×10^5L/hm^2 Under no-tillage with full-straw mulching average soil temperature at 0~20cm decreased 1~2℃ during early corn growing period; In early season of corn growth, minimum-tillage with 1/3-straw mulching would promot the growth; Compared with the conventional tillage, economic yields could increase

结果表明：不同的保护性耕作措施均可提高土壤水分含量，其中留茬旋耕处理的土壤贮水量最高，达(4.542±0.894)×10^5L/hm^2；在玉米播种前期及苗期，免耕覆盖处理降低土壤温度1~2℃，而整个生育期留茬旋耕处理与传统耕作处理的土壤温度相近；苗期，留茬旋耕处理的玉米株高、根长、鲜重和干重均优于其它处理，促进了玉米的生长发育；不同的保护性耕作措施均可提高玉米的产量，与传统耕作相比可增产

Effects of mulching thickness on the quality of kentucky bluegrass turf established were studied. The mulching thickness were 1cm, 1.5cm and 2cm.

1997年在中国农业大学科学园区对建植四年的草地早熟禾草坪进行覆土厚度对草坪质量指标影响的实验。

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 circulation, consumption and reproduction of the trilogy have not only testified to its historical significance and literariness, but also invested it with new meanings.

该三部曲的流通、消费与再生产不仅验证了其历史意义及文学性，而切还赋予它以新的意义。

If he thought that he could buy me off, he would be wrong.

如果他认为他可以收买我，那他就大错特错了。