CORE
CO
nnecting
RE
positories
Services
Services overview
Explore all CORE services
Access to raw data
API
Dataset
FastSync
Content discovery
Recommender
Discovery
OAI identifiers
OAI Resolver
Managing content
Dashboard
Bespoke contracts
Consultancy services
Support us
Support us
Membership
Sponsorship
Research partnership
About
About
About us
Our mission
Team
Blog
FAQs
Contact us
Community governance
Governance
Advisory Board
Board of supporters
Research network
Innovations
Our research
Labs
Effeets of Long-term Applying Fertilizer and Changes of Soil Nutrient
Authors
吴瑞俊
郑剑英
Publication date
1 January 1995
Publisher
Abstract
坡耕地多年施肥试验表明:肥料效应总趋势为MNP>MN>NP>M>P>N>CK,化肥配施效果优于单施,且有机肥与氮磷配施效果最佳,M,N,P交互作用最强,高达669kg/hm2,作物产量与养分的吸收基本一致。单施化肥土壤有机质变化不明显,而全氮减少,有机肥与化肥配施,其土壤有机质、全氮含量增加。长期施肥土壤碱解氮含量均下降,而有机肥缓解了下降速度。施确处理土壤速效磷增加明显
Similar works
Full text
Available Versions
Institute of Soil and Water Conservation,Chinese Academy of Sciences and Ministry of Water Resources
See this paper in CORE
Go to the repository landing page
Download from data provider
oai:ir.iswc.ac.cn/:361005/3605
Last time updated on 21/09/2018