Intensive cultivation has impoverished the soil.

集约耕作使土壤变得贫瘠。

Intensive cultivation exposes the earth to the damaging forces of nature.

密集耕作使土地遭受到大自然破坏性的力量。

To make up for the lack of land, he proposed intensive cultivation of the fields.

为了弥补土地不足，他建议精耕细作。

The rules of nitrate accumulation in Dian lake drainage area in intensive cultivation are studied.

研究了滇池流域集约化地区设施条件下氮磷化肥对土壤硝酸盐的累积规律。

Intensive cultivation is the foundation of foodstuff output and the sixty-four-dollar question in agriculture production in our country.

粮食亩产量的高低是以精耕细作为基础，走集约化经营道路的我国农业生产中的关键问题。

The irrigation systems are designed for collective management and are used for intensive cultivation of cash crops by groups of villagers.

这个灌溉系统用作集体管理并被用于村民进行集中加强作物耕作。

Traditional agricultural culture in Wangjiang area is characterized by the satisfaction with current situation as well as the intensive cultivation.

传统的皖江地区农耕文化表现为安土重迁、勤力农亩的特征。

The flat land and sparse population and relative lean soil cause forest management to depend on mechanization and intensive cultivation and old-aged harvest system.

土地平整、人口稀少、土壤肥力较低，是该林业公司机械化作业、集约化经营、主伐年龄较大的缘由。

Rainfed nursery and intensive cultivation is composed of intenstive sowing, intensive transplanting and intensive management, which is based on the theory of time and space.

运用时空栽培原理将稻作群体质量从定性引入定量研究，构成了水稻旱育精作的精播、精插、精管三精技术。

According to the archaeological excavations, southwest of Indian prachanda eboue los person, have one, two million years of history, early in the era before agriculture have intensive cultivation.

根据考古发掘，西南部的印第安普埃布洛人，已有一、二万年的历史，早在纪元前农业上就已能精耕细作。

Sport is the habitual and voluntary cultivation of intensive physical effort.

体育运动是对健康体质习惯的和自愿的培养。

Taking planting as a main point, it studies Bao thought of intensive farming, such as multi-crop a year, soil tillage, mid-cultivation management and reasonable application of manure, etc.

再次，研究包世臣在种植业方面精耕细作的技术思想，包括多熟种植、土壤耕作、中耕管理、合理施肥技术思想等。