Results 131 to 140 of about 56,158 (342)

Vermiculite

open access: yes, 1950
Vermiculite is a hydrated complex aluminum-iron-magnesium silicate, foliated in nature. It is the alteration product of biotite, phlogopite and other varieties of mica, and its composition varies widely depending on the original mineral and degree of alteration.
openaire   +1 more source

1166. Helianthus occidentalis Riddell

open access: yesCurtis's Botanical Magazine, EarlyView.
Summary Helianthus occidentalis Riddell (Compositae: Heliantheae: Helianthinae) is described and illustrated. The species' placement in the genus is commented on, as are the differences in infrageneric placement of the other species Heiser originally grouped H. occidentalis with.
Nicholas Hind, Christabel King
wiley   +1 more source

Evaluation of the morpho-biochemical and antioxidant statuses of the blood of replacement heifers when feeding them a coniferous mineral supplement

open access: yesВетеринария и кормление
. In feeding farm animals, it is important to use non-traditional local, safe, biologically complete and affordable feed resources that have a beneficial effect on the metabolism, health and productivity of animals.
Tereshchenko V.A.   +2 more
doaj   +1 more source

1167. Eupatorium maculatum L.

open access: yesCurtis's Botanical Magazine, EarlyView.
Summary Eupatorium maculatum L. (Compositae: Eupatorieae: Eupatoriinae) is described and illustrated. Notes are provided for the species’ cultivation, propagation, likely pests and diseases, and availability, along with useful contrasting planting in a prairie garden or specimen border planting.
Nicholas Hind, Joanna Langhorne
wiley   +1 more source

Preparation and Application of Modified Vermiculite Adsorption Materials

open access: yesKuangchan zonghe liyong
β-Cd polymer (KACD) was prepared by modifying β-Cd with KH560 at alkaline conditions, and then the polymer was loaded onto vermiculite to prepare β-Cd modified vermiculite composite (KACDS).
Huicong DU   +7 more
doaj   +1 more source

Phänotypische Merkmale für die Selektion heimischer Leguminosen auf Methioninreichtum in der Pflanzenzüchtung [PDF]

open access: yes, 2009
Ein Problem der Fütterung von Schweinen und Geflügel mit 100 % Futtermitteln aus Ökologischen Landbau sind die unzureichenden Methionin-(Met)-Gehalte im Protein europäischer Körnerleguminosen. Ziel der hier präsentierten Arbeiten ist es, neue Leguminosen
Gau, Achim   +2 more
core  

Competitive Interactions Between Generalist Predators and Their Effects on Shared and Non‐Shared Pests in a Greenhouse Crop

open access: yesEntomologia Experimentalis et Applicata, EarlyView.
Orius laevigatus engages in unidirectional intraguild predation on Transeius montdorensis. Despite this, both predators coexisted and suppressed the shared thrips prey. Aphids, a non‐shared prey, were effectively controlled by O. laevigatus even when its population was limited due to intraguild predation. T.
Angelos Mouratidis   +3 more
wiley   +1 more source

Potential of the Predatory Mites Gamasellodes lavafesii (Mesostigmata: Ascidae) and Cosmolaelaps mediocuspis (Mesostigmata: Laelapidae) on Different Soil Pests/Parasites and Alternative Prey for Large‐Scale Rearing

open access: yesJournal of Applied Entomology, EarlyView.
ABSTRACT Many species of Mesostigmata soil mites have potential as biological control agents of pests/parasites. This study evaluated the predation potential of two of these species, Gamasellodes lavafesii (Ascidae) and Cosmolaelaps mediocuspis (Laelapidae).
A. R. A. Barros   +4 more
wiley   +1 more source

Drought Stress Promotes Aphis gossypii Growth but Decreases Host Attractiveness in Melon

open access: yesJournal of Applied Entomology, EarlyView.
ABSTRACT Drought stress is a significant environmental factor that affects plant physiology and growth, leading to considerable detrimental effects on crop productivity. Cucumis melo, which is widely cultivated for its economic value, is particularly susceptible to water scarcity.
G. Clemente‐Orta   +4 more
wiley   +1 more source

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