Results 61 to 70 of about 45,623 (164)

Grackles [PDF]

open access: yes, 2020
Numbering in the tens of millions of birds, grackle populations in North America can cause a variety of conflicts with people. Grackles eat agricultural crops and livestock feed, damage property, spread pathogens, and collide with aircraft.
Bergman, David L., Bodenchuk, Michael J.
core   +1 more source

Effects of plant growth promoting rhizobacteria (PGPR) on yield,growth and nutrient contents in organically growing raspberry [PDF]

open access: yes, 2006
During 2003 and 2005, plant growth promoting effects of two Bacillus strains OSU-142 (N2-fixing) and M3 (N2-fixing and phosphate solubilizing) were tested alone or in combinations on organically grown primocane fruiting raspberry (cv.
Ercisli, Sezai   +4 more
core   +1 more source

Multilocus haplotyping by parallel sequencing to decipher the interspecific mosaic genome structure of cultivated citrus [PDF]

open access: yes, 2015
The most important economic Citrus species originated from natural interspecific hybridization between four ancestral taxa (C. reticulata, C. maxima, C. medica and C.
Ancillo, Gema   +7 more
core  

Reflectance of vegetation, soil, and water [PDF]

open access: yes
The author has identified the following significant results. Iron deficient and normal grain sorghum plants were sufficiently different spectrally in ERTS-1 band 5 CCT data to detect chlorotic sorghum areas 2.8 acres (1.1 hectares) or larger in size in ...
Gausman, H. W.   +4 more
core   +4 more sources

AgRISTARS: Early warning and crop condition assessment. Plant cover, soil temperature, freeze, water stress, and evapotranspiration conditions [PDF]

open access: yes
Emissive (10.5 to 12.5 microns) and reflective (0.55 to 1.1 microns) data for ten day scenes and infrared data for six night scenes of southern Texas were analyzed for plant cover, soil temperature, freeze, water stress, and evapotranspiration.
Gausman, H. W.   +5 more
core   +1 more source

Efecto del estrés producido por la mezcla de sales en la concentración de aldehído malónico, proteínas y enzimas antioxidantes de Leymus chinensis de tres colores foliares diferentes [PDF]

open access: yes, 2017
The mixed salt stress is common in nature. Salt stressalways affects plant growth. Different plant species have different adaptive capacity to salty soil. Leymus chinensis is an herbaceous plant with different leaf colors.
Busso, Carlos Alberto   +6 more
core  

Phosphorus nutrition of ectomycorrhizal and arbuscular mycorrhizal tree seedlings from a lowland tropical rain forest in Korup National Park, Cameroon [PDF]

open access: yes, 1998
The relationship between mycorrhizal colonisation and phosphorus acquired by seedlings of the arbuscular mycorrhizal tree Oubanguia alata Bak f. (Scytopetalaceae) and the ectomycorrhizal tree Tetraberlinia moreliana Aubr.
Alexander, I.J.   +2 more
core   +1 more source

Plant cover, soil temperature, freeze, water stress, and evapotranspiration conditions [PDF]

open access: yes
Emissive and reflective data for 10 days, and IR data for 6 nights in south Texas scenes were analyzed after procedures were developed for removing cloud-affected data.
Gausman, H. W.   +5 more
core   +1 more source

Nutrient deficiencies in export tree and food crops: literature review and field observations [PDF]

open access: yes, 2001
This paper reviews nutrient deficiencies in agricultural crops of PNG using the literature of agronomic trials and field observations made throughout the country.
Bourke, R.M., Hartemink, A.E.
core   +1 more source

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