The present invention relates to methods and compositions for transforming soybean, corn, cotton, or canola explants using spectinomycin as a selective agent for transformation of the explants. The method may further comprise treatment of the explants with cytokinin during the transformation and regeneration process.

The present invention relates to excision of explant material comprising meristematic tissue from seeds, and storage of such material prior to subsequent use in plant tissue culture and genetic transformation. Methods for tissue preparation, storage, and transformation are disclosed, as is transformable meristem tissue produced by such methods, and apparati for tissue preparation.

A novel transgenic corn elite event designated MZIR098 is disclosed. The invention relates to DNA sequences of the recombinant constructs inserted into the corn genome and of genomic sequences flanking the insertion site that resulted in elite event MZIR098. The invention further relates to assays for detecting the presence of the DNA sequences of corn elite event MZIR098, to corn plants and corn seeds comprising the genotype thereof, and to methods for producing a corn plant by crossing a corn plant comprising the elite event MZIR098 genotype with itself or another corn variety.

Glutamine synthetase mutant having glufosinate ammonium resistance, application thereof and a cultivation method therefor. Comparing with the reference sequence, the amino acid sequence of the glutamine synthetase mutant has one or a combination of the following mutations: (1) the amino acid of the glutamine synthetase mutant corresponding to amino acid site 59 of the reference sequence is mutated to X.sub.1, wherein X.sub.1=A, C, D, E, F, G, H, I, K, P, T, V or Y; (2) the amino acid of the glutamine synthetase mutant corresponding to amino acid site 296 of the reference sequence is mutated to X.sub.2, wherein X.sub.2=A, D, E, G, I, K, M, P, Q, R, S, T, or V.

A novel soybean variety, designated 5PJPP27 is provided. Also provided are the seeds of soybean variety 5PJPP27, cells from soybean variety 5PJPP27, plants of soybean 5PJPP27, and plant parts of soybean variety 5PJPP27. Methods provided include producing a soybean plant by crossing soybean variety 5PJPP27 with another soybean plant, methods for introgressing a transgenic trait, a mutant trait, and/or a native trait into soybean variety 5PJPP27, methods for producing other soybean varieties or plant parts derived from soybean variety 5PJPP27, and methods of characterizing soybean variety 5PJPP27. Soybean seed, cells, plants, germplasm, breeding lines, varieties, and plant parts produced by these methods and/or derived from soybean variety 5PJPP27 are further provided.

The invention relates to the novel cotton variety designated 19R242NRB3XF. Provided by the invention are the seeds, plants, plant parts and derivatives of the cotton variety 19R242NRB3XF. Also provided by the invention are methods of using cotton variety 19R242NRB3XF and products derived therefrom. Still further provided by the invention are methods for producing cotton plants by crossing the cotton variety 19R242NRB3XF with itself or another cotton variety and plants and seeds produced by such methods.

The invention relates to the fields of plant production, plant breeding and agriculture. More specifically, it relates to soybean transgenic event IND-ØØ41Ø-5, which expresses the gene HaHB4 that confers drought tolerance without affecting other agricultural capabilities. The application also discloses related nucleotide sequences, plants, parts of plants, seeds, cells, agricultural products, and detection and production methods.

The invention relates to the soybean variety designated 01077344. Provided by the invention are the seeds, plants and derivatives of the soybean variety 01077344. Also provided by the invention are tissue cultures of the soybean variety 01077344 and the plants regenerated therefrom. Still further provided by the invention are methods for producing soybean plants by crossing the soybean variety 01077344 with itself or another soybean variety and plants produced by such methods.

A soybean cultivar designated 83222640 is disclosed. The invention relates to the seeds of soybean cultivar 83222640, to the plants of soybean cultivar 83222640, to the plant parts of soybean cultivar 83222640, and to methods for producing progeny of soybean cultivar 83222640. The invention also relates to methods for producing a soybean plant containing in its genetic material one or more transgenes and to the transgenic soybean plants and plant parts produced by those methods. The invention also relates to soybean cultivars or breeding cultivars, and plant parts derived from soybean cultivar 83222640. The invention also relates to methods for producing other soybean cultivars, lines, or plant parts derived from soybean cultivar 83222640, and to the soybean plants, varieties, and their parts derived from use of those methods. The invention further relates to hybrid soybean seeds, plants, and plant parts produced by crossing cultivar 83222640 with another soybean cultivar.

The present invention relates to methods and compositions for transforming soybean, corn, cotton, or canola explants using spectinomycin as a selective agent for transformation of the explants. The method may further comprise treatment of the explants with cytokinin during the transformation and regeneration process.