查询词典 plowing

The main reasons of decreasing carbon in the undergrowth and soil layers are the continuous disturbance of falling trees, mountain smelting and tractor plowing in continuous Eucalyptus urophylla x E.grandis short\|rotation cropping.

短周期桉树人工林连栽采取的采伐林木、炼山清理、机耕全垦整地等措施对林地的反复干扰是导致林下植被和土壤碳贮量下降的主要原因。

Deep plowing before planting alfalfa can effectively prevent the use of horsetail, reeds, weeds such as Convolvulus arvensis hazards, but also advance the adoption of tillage-induced seed germination of weeds, through the laundry and other measures to suppress the emergence of weeds.

苜蓿播种前采用深耕能有效防止问荆、芦苇、田旋花等杂草的危害，通过翻耕还能提早诱发杂草种子的萌发，通过晾晒等措施能抑制杂草的出苗。

When it was almost dark, he saw in a cornfield a tall farmer plowing the land.

当黄昏的时候，他看到在庄稼地一个健壮的农民正在耕地。

At the side of the road, a tall and corpulent monk, with large eyes and awesome look, was plowing a field.

路边的田里，有一个身材魁伟健壮的喇嘛，生就一双大眼睛，目光炯炯地在那儿锄地。

In the last few years, very many users tried to find out one high new science and technology series conveyance system, its working instruction is around the startled pad, the entire garden carries on the deep plowing (about depth 10-15 centimeter), the cutworm, the grasshopper cicada, the snail which survives the winter in the earth and so on rise the ground, in order to kills partially survives the winter the underground harmful insect.

近几年来，很多用户摸索出一种高新科学技术连环配套工程，其操作规程是在惊垫前后，全园进行深翻(深度10-15厘米左右)，将在土中越冬的地老虎，蚱蝉，蜗牛等翻上地面，以便杀死部分越冬地下害虫。

TAMPA - After 62 years of plowing through the briny blue, the aging SS American Victory is gearing up for another run, this time, the vintage World War II transport ship is taking part in a full-bore invasion of Egmont Key...

坦帕-后6 2年的耕耘，通过b riny蓝色，老化的S S美国的胜利，正在酝酿着另一个来说，这个时候，老式二次世界大战运输船是考虑的一部分，在一个充分膛入侵埃格蒙特的关键。

Since his wife's death, he has been plowing a lonely furrow

从他妻子死后，他一直过着孤独的生活。

This paper analyses and calculates the plow parameters about two kinds of high speed plows LEMKEN and KUHN, and studys the relation between the geometric parameters of shape of moldboard plow surface and soil properties, plowing quality, forces properties, plowing speed, resistance and energy dissipation during the plowing. Then according to the direction of developing high efficiency and saving-energy agriculture, under the premise of good farming quality this article puts forward a kind of method setting the mathematics model about plow resistance through the new cultivation principle and the new design principle.

本文通过对比分析的手段对LEMKEN和KUHN两种高速犁参数两种犁体曲面参数进行量化分析计算，分析犁体曲面形状的几何参数与耕后质量、土壤的力学特性、耕速、阻力和功率消耗等相关关系，结合目前高效节能型农业的发展方向，提出在保证作业质量的前提下，应用新型耕作理论和新型设计理论建立牵引阻力数学模型。

In the course of the extension of subsoiling mini-till,small shar-ed subsoiler is screened from 8 kinds of tillage practices to carry outshallow plowing and interval subsoiling,shallow plowing is 7-8 cmdeep.and at the interval of 35 cm,the subsoiling is 20-35cm deep.Thus,the co-exitence of loose and compact tilths is created(ratiobetween the loose and compact tilths is 3:4).Owing to the unchan-ge of surface soil position,water,fertilizer,aeration and heat are incoordination,and yield increase is stable.when...

在试验推广深松少耕法的过程中，从八种耕作措施中筛选出用小铧杆尺深松犁，进行浅翻间隔深松，浅翻7—8厘米，间隔35厘米，深松20—35厘米，创造的虚实并存的耕层(虚实比8∶4)，由于表土位置不变，水、肥、气、热协调，增产效果稳定，种小麦、大豆平均增产分别为21.6%和15.5%；而且还有节省油料、降低成本，不用大量增添新的耕作机具的优点，并具有明显的抗旱、抗涝、防止土壤风蚀、水蚀的结果。

Results show that the field water storage capacity in treatment of plowing with winter irrigation is higher than those of plowing without irrigation, plowing with spring irrigation and subsoiling (35—40cm)with win...

结果表明秋翻冬灌处理的储水能力分别高于秋翻不灌、秋翻春灌及深松冬灌3个处理。

Objective To investigate the effects of interleukin-1 β converting enzyme gene on the biologic characteristics of ovarian cancer cells.

目的 探讨白细胞介素-1 β转换酶的表达，对卵巢癌细胞生物学特性的影响。

Campylobacter: This illness is the most commonly identified cause of diarrheal illness in the world.

弯曲：这种病是最常见的原因查明腹泻病，在世界上。