Results 71 to 80 of about 3,158 (177)

Biology, Ecology, Distribution and Management of Large Crabgrass (Digitaria sanguinalis)

open access: yesWeed Research, Volume 65, Issue 4, July/August 2025.
ABSTRACT Digitaria sanguinalis (L.) Scop. (large crabgrass) is a globally distributed annual C4 grass and one of the most challenging weeds in agriculture, causing significant yield losses in crops such as maize, soyabean, rice, cotton and vegetables. This species thrives under favourable and unfavourable conditions such as disturbed soils, fluctuating
Fernando H. Oreja   +3 more
wiley   +1 more source

Karakteristik Fisiologis Isolat Sclerotium SP. Asal Tanaman Sambiloto [PDF]

open access: yes, 2008
Sclerotium sp. merupakan jamur patogen baru pada tanamansambiloto (Andrographis paniculata Ness.) yang dapat mengakibatkankematian. Penyebaran jamur ini masih terbatas di KP Cimanggu, Bogordan KP Cicurug, Sukabumi, Jawa Barat.
HARTATI, S. Y. (SRI)   +3 more
core  

Evaluation of the radioactive impact of the phosphogypsum wastes used as amendment in agriculture soils [PDF]

open access: yes, 2005
Some 3x109 kg of phosphogypsum (PG) wastes are annually generated by two fertiliser-production factories in Huelva (south-western Spain). PG has relatively high concentrations of 226Ra and other radionuclides, with an special concern due to the 222Rn ...
Abril Hernández, José María   +5 more
core   +1 more source

Doses de Imazethapyr e Nicosulfuron para o manejo de grama-batatais (Paspalum notatum). [PDF]

open access: yes, 2018
O cultivo de plantas na formação de gramados é uma prática é amplamente empregada em projetos paisagísticos que, no entanto, demanda cuidados especiais em sua manutenção.
KARAM, D.   +2 more
core  

Rumen degradation and nutritive utilization of wheat straw, corn stalks and sugarcane bagasse ensiled with multienzymes [PDF]

open access: yes, 2016
Agricultural wastes such as wheat straw, corn stalks and sugarcane bagasse are carbohydrate-rich materials with a large potential as a source of dietary energy for ruminants.
CIPRIANO SALAZAR, MOISES   +9 more
core   +1 more source

Adaptation of the process‐based CSM‐CROPGRO model to simulate the growth and development of industrial hemp for seed and fiber production

open access: yesAgrosystems, Geosciences &Environment, Volume 8, Issue 2, June 2025.
Abstract Industrial hemp (Cannabis sativa L.) is a re‐emerging crop in the United States with unique agronomic challenges that require location‐specific studies and guidance. Digital farming tools, such as crop growth models, can facilitate this process by enabling a better understanding of the farming system.
Alwin Hopf   +9 more
wiley   +1 more source

Residual sexuality and its seasonal variation in natural apomictic Paspalum notatum accessions

open access: yesBiologia Plantarum, 2011
Traditionally, tetraploid Paspalum notatum was considered an obligate or a facultative apomict according to cytoembryological analyses. The degree of facultativeness was usually determined by the relative amount of mature ovules bearing aposporous or ...
R. N. Rebozzio   +3 more
doaj   +1 more source

Summaries of Herbicide Trials for Pasture, Range, and Non-Cropland Weed Control--1998 [PDF]

open access: yes, 1999
This publication provides preliminary data on the response of various weeds to various herbicides and application methods at sites around the state of ...
Motooka, Philip
core   +4 more sources

Actual evapotranspiration and variable crop coefficients for scheduling turfgrass irrigation

open access: yesAgronomy Journal, Volume 117, Issue 3, May/June 2025.
Abstract Turfgrass irrigation based on evaporative requirements strengthens water conservation efforts. A study was conducted from 1998 to 2000 to determine actual evapotranspiration (ETa) of warm and cool‐season turfgrasses and to develop crop coefficient (KC) values normalized for growing degree days.
Bernd Leinauer   +4 more
wiley   +1 more source

Composição florística da comunidade infestante em gramados de Paspalum notatum no município de Assis, SP Floristic composition of the weed community in Paspalum notatum Flügge turfgrasses in Assis, SP

open access: yesPlanta Daninha, 2008
Os gramados de Paspalum notatum são os mais disseminados no Brasil, constituindo diferentes locais e propósitos. A infestação por plantas daninhas acarreta perda de qualidade estética quando a finalidade do gramado é ornamental.
C.D.G. Maciel   +4 more
doaj   +1 more source

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