Redian新闻
>
问冬季草坪洒水系统怎么设
avatar
问冬季草坪洒水系统怎么设# gardening - 拈花惹草
U*b
1
STRUCTURAL BIOLOGY OR BIOPHYSICAL CHEMISTRY
The Department of Chemistry in the College of Arts and Sciences of the
University of Louisville seeks a tenure-track Assistant Professor in
Structural Biology or Biophysical Chemistry. The successful candidate is
expected to teach biochemistry or physical chemistry at the graduate and
undergraduate levels and to develop a competitive, extramurally funded
research program in areas related to biomolecular structure or dynamics.
Available facilities include an image plate/rotating anode X-ray
diffractometer, two high field NMR spectrometers (700 and 800 MHz 4-channel
instruments) and biochemical laboratories. A Ph.D. in chemistry or a closely
allied field is required, and postdoctoral experience is preferred. To
apply, send a CV, Statements of Research Interests and Teaching Philosophy,
and arrange to have three reference letters sent to Search Committee Chair,
Department of Chemistry, University of Louisville, Louisville, KY 40292. All
applicants must apply on line at http://louisville.edu/hr/employment/applicants and reference job ID 26386. The University of Louisville is an Affirmative Action, Equal Opportunity, and Americans with Disabilities Employer, which is committed to diversity and, in that spirit, seeks applications from a broad variety of candidates.
avatar
m*0
2
一直设成两天一洒,现在冬天来了,时常下点雪,是否把这个洒水系统关闭呢?又担心
全关了会不会冻坏,来年还得修。请达人指教。
avatar
e*e
3
Thanks for share
avatar
y*8
4
我们南方农民冬天就不设浇水系统了。
不大懂北方怎么办,直觉是也要关闭,因为管子埋地下的,不会冻坏的吧。
等北方资深园艺高手回答你。

【在 m*******0 的大作中提到】
: 一直设成两天一洒,现在冬天来了,时常下点雪,是否把这个洒水系统关闭呢?又担心
: 全关了会不会冻坏,来年还得修。请达人指教。

avatar
Q*6
5
要从室内把水管关紧,再把水管里的水放空过冬。如果水管内有水结冰,在天气回暖时
水管和冰的膨胀系数不一致,容易使水管破裂。
avatar
j*2
6
youtube上有Winterize sprinkler system教程
相关阅读
logo
联系我们隐私协议©2024 redian.news
Redian新闻
Redian.news刊载任何文章,不代表同意其说法或描述,仅为提供更多信息,也不构成任何建议。文章信息的合法性及真实性由其作者负责,与Redian.news及其运营公司无关。欢迎投稿,如发现稿件侵权,或作者不愿在本网发表文章,请版权拥有者通知本网处理。