Results 91 to 100 of about 1,111,211 (256)

Spectral characteristics of normal and nutrient-deficient maize leaves [PDF]

open access: yes
Reflectance, transmittance and absorbance spectra of normal and six types of mineral-deficient (N,P,K,S,Mg and Ca) maize (Zea mays L.) leaves were analyzed at 30 selected wavelengths along the electromagnetic spectrum from 500 to 2600 nm.
Al-Abbas, A. H.   +4 more
core   +1 more source

Multiyear Assessment of Biofertilizer Application on ‘Gala’ Apple Orchards: Impacts on Soil Fertility, Leaf Mineral Content, and Agronomic Performance

open access: yesPlants
Biofertilizers are sustainable alternatives to mineral fertilizers in perennial crops, reducing the need for mineral inputs. This five-year field study evaluated three biofertilizers—Mycoshell® (Glomus spp.
Susana Ferreira   +5 more
doaj   +1 more source

ANÁLISE FOLIAR DE UROCHLOA DECUMBENS E IDENTIFICAÇÃO DE PLANTAS INVASORAS EM UMA ÁREA DE RECUPERAÇÃO DE UM DEPÓSITO DE METALURGIA DE ZINCO

open access: yesGeochimica Brasiliensis, 2020
The metallurgical industries generate large amount of solid waste, which can cause negative environmental impacts. The objective of this study was to characterize the metal levels present in the leaves of Brachiaria decumbens and to identify the invasive
Ailton Batista Oliveira Junior   +4 more
doaj   +1 more source

Quantitative inheritance of leaf shape characters in tobacco (Nicotiana tabacum L.) : a thesis presented in partial fulfilment of the requirements for the degree of Master of Agricultural Science in Plant Science at Massey University, Palmerston North, New Zealand [PDF]

open access: yes, 1982
An F₁ half diallel cross experiment with 8 parents (i.e. ½ p (p = 1) combinations) was used to study the quantitative inheritance of leaf shape characters in tobacco (Nicotiana tabacum L.).
Yaacob, Musa bin
core  

Stability of Ampelometric Characteristics of Vitis vinifera L. cv. 'Syrah' and 'Sauvignon blanc' Leaves: Impact of Within-vineyard Variability and Pruning Method/Bud Load [PDF]

open access: yes, 2013
Historically, grapevine (Vitis vinifera L.) leaf characterisation has been a driving force in the identification of cultivars. In this study, ampelometric (foliometric) analysis was done on leaf samples collected from hand-pruned, mechanically pruned and
Baranyai, László   +6 more
core  

CND and DRIS Methods for Nutritional Diagnosis in ‘Hass’ Avocado Production

open access: yesHorticulturae
The production of fruit crops plays a vital role in the agricultural sector, contributing significantly to the social and economic development of rural communities.
Marcelo Almeida de Oliveira Junior   +3 more
doaj   +1 more source

Gene up-regulation by DNA demethylation in 35S-gshI-transgenic poplars (Populus x canescens) [PDF]

open access: yes, 2008
Gene expression levels of transgene 35S-gshI (γ-glutamylcysteine synthetase) cloned from E. coli, and the endogenous gene gsh1 of poplar (Populus x canescens) were upregulated by the DNA demethylating agent DHAC (5,6-dihydro-5'-azacytidine ...
Bittsánszky, András   +7 more
core  

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