一.土壤卫生的意义 土壤的物理、化学及生物学特性会不同程度地影响以下几个方面: 1.水体、空气的质量 A.使水体的化学性状及微生物指标发生变化; B.土壤潮湿或沼泽化会使空气湿度增大;使有机物厌氧分解使空气中的有害气体增加。 C.冬季寒冷、夏季炎热,且家畜易发生疾病(感冒及风湿性疾病)

1. Strength and weakness of anthropology: Anthropologists are often swayed by a single key case a. Weakness in that this is an obviously inadequate sample. No way of knowing if typical or how typical b. Strength in that rich analysis, really can tell you a lot

More On The Nuer 1. Ghost Marriage: a woman is married to a dead man a. Among the Nuer, this kind of marriage is almost as frequent as marriage to a living man b. A living man is found to physically father a child for the dead man. TO understand this, one must distinguish between:

Symbolism and Ritual It's a huge topic, it could cover a whole course 1. Two examples: a. Mariage ritual from the Kuna called\the dragging' i. Bride and groom would not choose each other, but their parents would arrange the marriage secretly. The groom's friends would traditionally surprise him and drag him down the street. (Now a days, they don't fight back so hard and they know ahead of time)

1. INTRO We all suffer in writing, one way or another. We have trouble writing or we get writer's block. But there are ways to go at it that are less painful. a. Divide and conquer the rules of writing. Taking them one at a time will make learning the rules earlier. i. We'll keep nagging you on your writing. Take the time to go over the comments we write on your papers

一、25种能源 太阳能、风能、水能、生物质能、地热 能、海洋温差、海洋波力能、海洋动力 能、煤炭、石油、天然气、油页岩、原 子核能 ·煤气、电力、蒸汽、液化气、汽油、重 油、柴油、沼气、电池、煤油、焦炭、 氢气

一、实验目的 明确培养基的配制原理;通过对基础培养基的配制,掌握配制培养基的一般方法和步骤。学习高压蒸汽灭菌的操作方法;学习干热灭菌的操作技术

包括以下17门课程：高等几何、VF程序设计、计算方法、数学建模、图论、模糊数学、随机过程、数学实验、抽象代数、分析选讲、代数选讲、数学史、生物数学、常微分方程II、测度论、数学物理方程、统计与预测

植物细胞的分化与组织形成，包括细胞分化的概念与影响因素、植物组织的类型、功能以及植物的组织系统，重点掌握植物组织形态、结构和功能之间的相互关系

本章学习的主要内容有三节：第一节，维生素与辅酶1、维生素概论；2、脂溶性维生素；3、水溶性维生素；4、作为辅酶的金属离子。第二节，激素，1、激素的概述；2、激素的合成与分泌；3、重要的激素以及激素的调节控制。第三节，抗生素种类以及结构，1、抗生素的概论；2、重要的抗生素化学和医学治疗原理；3、抗肿瘤抗生素；4、抗生素在农业中的应用。（重点学习是维生素与辅酶，其他两节由学生自学为主）