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Hectare

Known as: ha 
A metric unit of area equal to 10E4 square meters or to 100 ares. A hectare is a non-SI unit currently accepted for use with SI. One hundred hectares… 
National Institutes of Health

Papers overview

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Highly Cited
2003
Highly Cited
2003
Retorno de nutrientes via deposição de serapilheira em um povoamento de acácia-negra (Acacia mearnsii De Wild.) no Estado do Rio Grande do Sul
This study aimed to evaluate all the aspects involved in the transfer of litterfall and nutrients into the soil in a 3-year-old… 
Highly Cited
1999
Highly Cited
1999
Trophic Mass-Balance Model of Alaska's Prince William Sound Ecosystem, for the Post-Spill Period 1994-1996
Information about the ecological components of Alaska's Prince William Sound (PWS) has increased considerably since the 1989… 
Review
1996
Review
1996
Structure and floristics of Bangladesh homegardens
A vegetation survey of traditional homegardens in four regions (South western, North western, Eastern and Central northern) in… 
Highly Cited
1996
Highly Cited
1996
p53 and Ha-ras mutations in chemically induced hamster buccal pouch carcinomas.
Well-differentiated squamous cell carcinomas were induced in hamster buccal pouch epithelium by twice weekly topical applications… 
Highly Cited
1991
Highly Cited
1991
Detection of Influenza Viruses in Throat Swab by Using Polymerase Chain Reaction
An assay protocal based on exploiting the polymerase chain reaction (PCR) for the direct detection of influenza virus in throat… 
Highly Cited
1987
Highly Cited
1987
Activated Ha-ras can cooperate with defective simian virus 40 in the transformation of nonestablished rat embryo fibroblasts
We studied the ability of activated Ha-ras to cooperate with simian virus 40 (SV40) in the transformation of nonestablished rat… 
Highly Cited
1986
Highly Cited
1986
Ha-ras hypervariable alleles in myelodysplasia
The somatic mutation of one of the ras oncogenes is now considered to be a critical step in the pathogenesis of many tumours1,2… 
Highly Cited
1983
Highly Cited
1983
Home range dynamics and habitat selection by roe deer in a boreal area in central Sweden
This study describes spatial and temporal ditribution of roe deer (Capreolus capreolus Linnaeus, 1758) in south central Sweden… 
Highly Cited
1981
Highly Cited
1981
Nitrogen Sources for Bean Seed Production
Beans (Phase()las valgtais L.) often respond to N fertilization; however, N fertilization is not practiced for maximum seed… 
Highly Cited
1979
Highly Cited
1979
Molecular cloning of the Harvey sarcoma virus closed circular DNA intermediates: initial structural and biological characterization
Supercoiled Harvey sarcoma virus (Ha-SV) DNA was extracted from newly infected cells by the Hirt procedure, enriched by… 
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