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Soil limits water extraction and redefines drought tolerance

Study shows central role of soil physical properties in plant water deficit.

24.03.2026 | 06:56 (UTC -3)

Compounds from Streptomyces control diamondback moths

Molecules isolated from marine bacteria caused high mortality in Plutella xylostella.

23.03.2026 | 07:47 (UTC -3)

Nitrogen in late-planted soybeans does not increase productivity in the US

Study indicates lack of agronomic response in system after corn.

23.03.2026 | 07:35 (UTC -3)

Self-luminescent plants reveal their defense in real time

Arabidopsis and Nicotiana express salicylic and jasmonic acid signals under light

20.03.2026 | 10:30 (UTC -3)

Corn

New bacterial disease in corn complicates diagnosis

The pathogen causes chlorosis similar to iron deficiency and can increase costs in the field

20.03.2026 | 08:53 (UTC -3)

Predatory mite maintains population under pyrethroids in apple orchards

Study reveals tolerance of Amblyseius andersoni and variation between strains

20.03.2026 | 07:41 (UTC -3)

Water stress accelerates leaf aging

Transcriptional changes depend on drought intensity and reduce shoot growth.

19.03.2026 | 13:02 (UTC -3)

Endophytic fungi increase aphid populations on bell peppers.

The effect depends on the strain and cultivar.

18.03.2026 | 16:18 (UTC -3)

Docosane helps control bacterial diseases in tomatoes and apples.

Streptomyces metabolite acts by inducing resistance.

18.03.2026 | 14:01 (UTC -3)

Nonanoic acid inhibits Phytophthora capsici

Natural compound affects cell membrane and energy metabolism of the pathogen.

18.03.2026 | 08:02 (UTC -3)

Research

Soybean cyst nematode leads soybean crop losses in the United States in 2025.

Data indicate the impact of soil pathogens and reinforce the need for chemical management.

17.03.2026 | 15:01 (UTC -3)

GABA receptor isoforms affect insecticide efficacy against caterpillars.

Differences between RDL1 and RDL2 indicate a risk of resistance and impact on management.

17.03.2026 | 09:39 (UTC -3)

Corn

Study reveals DNA subcompartments in corn.

Discovery points to new layer of genetic regulation with potential impact on crop breeding.

17.03.2026 | 07:53 (UTC -3)

Chemical compounds guide parasitoid to fall armyworm eggs.

Study identifies volatile signals responsible for Telenomus remus's preference.

16.03.2026 | 14:54 (UTC -3)

Cell wall protein emerges as a target against powdery mildew in cucurbits.

Silencing the ECM33 gene reduces the growth of Podosphaera xanthii and decreases disease symptoms.

16.03.2026 | 12:35 (UTC -3)

Asian cotton bollworm receives molecular confirmation in the US.

DNA sequencing confirms the presence of Amrasca biguttula in a cotton field in Alabama.

13.03.2026 | 14:37 (UTC -3)

Overexpression of ABC genes reduces the effectiveness of emamectin.

Study identifies carriers associated with Spodoptera frugiperda resistance and warns about the need for insecticide rotation.

13.03.2026 | 09:15 (UTC -3)

The wetlands of the Cerrado biome store more carbon than the Amazon rainforest.

Study indicates up to 1.200 tons of carbon per hectare in the wetlands and grasslands of the biome.

13.03.2026 | 08:03 (UTC -3)

Loss of the queen activates the dopaminergic pathway in worker bees.

Study identifies increased brain dopamine and hormonal activation during ovarian development in Apis mellifera.

12.03.2026 | 14:06 (UTC -3)

Wheat

Delayed sowing increases critical density of winter wheat.

Global synthesis shows an increase in the critical seed rate and partial compensation for losses with higher density.

12.03.2026 | 07:28 (UTC -3)

Mycorrhizal fungi use RNA to stimulate root colonization.

Study reveals molecular communication between fungus and plant that promotes symbiosis.

11.03.2026 | 17:26 (UTC -3)

Parasitoid mite alters the development of the potato tuber moth.

Volatile compounds from Pyemotes zhonghuajia elicit responses consistent with the concept of "fear ecology".

11.03.2026 | 14:55 (UTC -3)

Fungi in the roots activate defense mechanisms among broccoli plants.

Study shows that Trichoderma hamatum transmits warning signals between neighboring plants and reduces damage from Sclerotinia sclerotiorum.

11.03.2026 | 13:53 (UTC -3)

Asian soybean rust advances with triple resistance in Paraguay

Study detects reduced sensitivity to DMI, SDHI, and QoI and points to mutations in CYP51, SDH-C, and CYTB.

11.03.2026 | 08:31 (UTC -3)