Results 51 to 60 of about 21,492 (193)

Organic Cotton Crop Guide - A manual for practitioners in the tropics [PDF]

open access: yes, 2005
Designed primarily as a reference manual for extension workers and farmers, the Organic Cotton Crop Guide provides comprehensive practical know-how on organic cotton production in the tropics.
Eyhorn, Frank   +2 more
core  

HTL/KAI2 signaling substitutes for light to control plant germination.

open access: yesPLoS Genetics
Plants monitor multiple environmental cues, such as light and temperature, to ensure they germinate at the right time and place. Some specialist plants, like ephemeral fire-following weeds and root parasitic plants, germinate primarily in response to ...
Jenna E Hountalas   +8 more
doaj   +1 more source

Senecio vulgaris L. recorded as a new host plant for the root-knot nematode Meloidogyne luci

open access: yesActa Agriculturae Slovenica, 2020
Meloidogyne luci is a polyphagous plant parasitic nematode species with a potential to cause great losses in agricultural production. M. luci can parasitize over thirty important crop species as well as ornamentals, herbs and weeds.
Nik SUSIČ   +3 more
doaj   +1 more source

Preliminary study for testing the significance of butyl–iso–butyl phthalate in ‎controlling faba bean broomrape [PDF]

open access: yesArab Universities Journal of Agricultural Sciences, 2019
Due to deleterious impacts of broomrapes against the host plants, its combating is ‎essential for sustaining crop productivity. Thus, two–year field trail was conducted at ‎El Nubaria experimental farm, National Research Centre, Egypt, on two faba bean ...
Hani Saudy   +4 more
doaj   +1 more source

Inefficiency of manual weeding in rainfed rice systems affected by parasitic weeds [PDF]

open access: yesAgricultural Economics, 2019
AbstractManual weeding is the predominant weed control practice and the most labor‐consuming activity in smallholder, rainfed rice systems in sub‐Saharan Africa. This study investigates the technical inefficiency of weeding labor, other labor, and overall inputs, and identifies sources of technical inefficiency of weeding labor in the context of ...
N'cho, Simon Akahoua   +3 more
openaire   +3 more sources

The evolution of gregariousness in parasitoid wasps [PDF]

open access: yes, 1998
Data are assembled on the clutch-size strategies adopted by extant species of parasitoid wasp. These data are used to reconstruct the history of clutch-size evolution in the group using a series of plausible evolutionary assumptions.
Brothers D. J.   +9 more
core   +2 more sources

A Review on Agricultural Problems and Their Management in Ethiopia

open access: yesTurkish Journal of Agriculture: Food Science and Technology, 2019
Ethiopia’s agricultural production has been challenged by waterlogging, salinity, acidity, parasitic weed, and irrigation scheduling problems which has resulted in lower yields than the potential.
Bulti Merga, Abdulatif Ahmed
doaj   +1 more source

Populations of the Parasitic Plant Phelipanche ramosa Influence Their Seed Microbiota

open access: yesFrontiers in Plant Science, 2020
Seeds of the parasitic weed Phelipanche ramosa are well adapted to their hosts because they germinate and form haustorial structures to connect to roots in response to diverse host-derived molecular signals. P.
Sarah Huet   +8 more
doaj   +1 more source

Plant parasitic nematodes - problems related to clover and organic farming [PDF]

open access: yes, 2013
Organic farming puts new and exciting challenges to the science of nematology. The occurrence of plant parasitic nematodes in organic farming systems needs to be investigated further.
Holgado, R., Magnusson, C.
core  

Perspectives of Anaerobic Soil Disinfestation [PDF]

open access: yes, 2009
Biological soil disinfestation is an environmentally friendly method to disinfest soil. From now on we refer to it as anaerobic soil disinfestation (ASD).
Bleeker, P.O.   +3 more
core   +3 more sources

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